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c720816 Linux 3.15-rc7 25 May 2014, 23:06:00 UTC
db1003f Merge branch 'afs' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs Pull AFS fixes and cleanups from David Howells: "Here are some patches to the AFS filesystem: 1) Fix problems in the clean-up parts of the cache manager service handler. 2) Split afs_end_call() introduced in (1) and replace some identical code elsewhere with a call to the first half of the split function. 3) Fix an error introduced in the workqueue PREPARE_WORK() elimination commits. 4) Clean up argument passing to functions called from the workqueue as there's now an insulating layer between them and the workqueue. This is possible from (3)" * 'afs' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs: AFS: Pass an afs_call* to call->async_workfn() instead of a work_struct* AFS: Fix kafs module unloading AFS: Part of afs_end_call() is identical to code elsewhere, so split it AFS: Fix cache manager service handlers 25 May 2014, 19:40:36 UTC
ef0d2c1 Merge branch 'rdunlap' (patches from Randy Dunlap) Merge documentation fixes from Randy Dunlap. * emailed patches from Randy Dunlap <rdunlap@infradead.org>: Documentation: update /proc/stat "intr" count summary Documentation: update java sample wrapper for java 7 Documentation: update thunderbird email client settings Documentation: fix typos in drm docbook 25 May 2014, 19:39:08 UTC
3568a1d Documentation: update /proc/stat "intr" count summary The sum at the beginning of line "intr" includes also unnumbered interrupts. It implies that the sum at the beginning isn't the sum of the remainder of the line, not even an estimation. Fixed the documentation to mention that. This behaviour was added to /proc/stat in commit a2eddfa95919 ("x86: make /proc/stat account for all interrupts") Signed-off-by: Jan Moskyto Matejka <mq@suse.cz> Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 25 May 2014, 19:39:00 UTC
f76f133 Documentation: update java sample wrapper for java 7 The sample wrapper currently fails on some Java 7 .class files. This updates the wrapper to properly handle those files. Signed-off-by: Jonathan Callen <jcallen@gentoo.org> Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 25 May 2014, 19:39:00 UTC
f9a0974 Documentation: update thunderbird email client settings Added setting to email-clients that is easier to read and is easier to setup thunderbird. Removed config settings and added GUI settings. Signed-off-by: Paul McQuade <paulmcquad@gmail.com> Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 25 May 2014, 19:39:00 UTC
f9b899c Documentation: fix typos in drm docbook Fix spelling typo in DocBook/drm.tmpl Signed-off-by: Masanari Iida <standby24x7@gmail.com> Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 25 May 2014, 19:39:00 UTC
f016a64 Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging Pull hwmon subsystem fixes from Jean Delvare. * 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging: hwmon: (ntc_thermistor) Fix OF device ID mapping hwmon: (ntc_thermistor) Fix dependencies hwmon: Document temp[1-*]_min_hyst sysfs attribute 25 May 2014, 17:20:36 UTC
0e37c27 Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull single scsi fix from James Bottomley: "This is a single fix for a bug exposed by a sysfs change in 3.13 which now causes libsas to trigger a warn on in device removal" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: [SCSI] scsi_transport_sas: move bsg destructor into sas_rphy_remove 25 May 2014, 17:13:50 UTC
80a1de2 Merge branch 'for-3.15' of git://linux-nfs.org/~bfields/linux Pull two nfsd bugfixes from Bruce Fields: "Just two bugfixes, one for a merge-window-introduced ACL regression, the other for a longer-standing v4 state bug" * 'for-3.15' of git://linux-nfs.org/~bfields/linux: nfsd4: warn on finding lockowner without stateid's nfsd4: remove lockowner when removing lock stateid nfsd4: fix corruption on setting an ACL. 25 May 2014, 17:08:48 UTC
ead82d6 hwmon: (ntc_thermistor) Fix OF device ID mapping The mapping from OF device IDs to platform device IDs is wrong. TYPE_NCPXXWB473 is 0, TYPE_NCPXXWL333 is 1, so ntc_thermistor_id[TYPE_NCPXXWB473] is { "ncp15wb473", TYPE_NCPXXWB473 } while ntc_thermistor_id[TYPE_NCPXXWL333] is { "ncp18wb473", TYPE_NCPXXWB473 }. So the name is wrong for all but the "ntc,ncp15wb473" entry, and the type is wrong for the "ntc,ncp15wl333" entry. So map the entries by index, it is neither elegant nor robust but at least it is correct. Signed-off-by: Jean Delvare <jdelvare@suse.de> Fixes: 9e8269de hwmon: (ntc_thermistor) Add DT with IIO support to NTC thermistor driver Reviewed-by: Guenter Roeck <linux@roeck-us.net> Cc: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Cc: Doug Anderson <dianders@chromium.org> 25 May 2014, 15:23:08 UTC
59cf424 hwmon: (ntc_thermistor) Fix dependencies In commit 9e8269de, support was added for ntc_thermistor devices being declared in the device tree and implemented on top of IIO. With that change, a dependency was added to the ntc_thermistor driver: depends on (!OF && !IIO) || (OF && IIO) This construct has the drawback that the driver can no longer be selected when OF is set and IIO isn't, nor when IIO is set and OF is not. This is a regression for the original users of the driver. As the new code depends on IIO and is useless without OF, include it only if both are enabled, and set the dependencies accordingly. This is clearer, more simple and more correct. Signed-off-by: Jean Delvare <jdelvare@suse.de> Fixes: 9e8269de hwmon: (ntc_thermistor) Add DT with IIO support to NTC thermistor driver Reviewed-by: Guenter Roeck <linux@roeck-us.net> Cc: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Cc: Doug Anderson <dianders@chromium.org> 25 May 2014, 15:23:08 UTC
0132514 hwmon: Document temp[1-*]_min_hyst sysfs attribute The temp[1-*]_min_hyst sysfs attribute is already implemented by 3 hwmon drivers (adt7x10, lm77 and lm92) but was missing from the standard interface. Also add temp[1-*]_lcrit_hyst for consistency, even though no driver implement that one for the time being. Signed-off-by: Jean Delvare <jdelvare@suse.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> 25 May 2014, 15:23:07 UTC
0374300 Merge tag 'dmaengine-fixes-3.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/dmaengine Pull dmaengine fixes from Dan Williams: "Two fixes for -stable: - async_mult() sometimes maps less buffers than initially requested. We end up freeing dmaengine_unmap_data on an invalid pool. - mv_xor: register write ordering fix" * tag 'dmaengine-fixes-3.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/dmaengine: dmaengine: fix dmaengine_unmap failure dma: mv_xor: Flush descriptors before activating a channel 23 May 2014, 23:52:15 UTC
1ee1cea Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc Pull sparc fixes from David Miller: "A small bunch of bug fixes, in particular: 1) On older cpus we need a different chunk of virtual address space to map the huge page TSB. 2) Missing memory barrier in Niagara2 memcpy. 3) trinity showed some places where fault validation was unnecessarily loud on sparc64 4) Some sysfs printf's need a type adjustment, from Toralf Förster" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc: sparc64: fix format string mismatch in arch/sparc/kernel/sysfs.c sparc64: Add membar to Niagara2 memcpy code. sparc64: Fix huge TSB mapping on pre-UltraSPARC-III cpus. sparc64: Don't bark so loudly about 32-bit tasks generating 64-bit fault addresses. 23 May 2014, 22:41:52 UTC
5fa6a68 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net Pull networking fixes from David Miller: "It looks like a sizeble collection but this is nearly 3 weeks of bug fixing while you were away. 1) Fix crashes over IPSEC tunnels with NAT, the latter can reroute the packet through a non-IPSEC protected path and the code has to be able to handle SKBs attached to routes lacking an attached xfrm state. From Steffen Klassert. 2) Fix OOPSs in ipv4 and ipv6 ipsec layers for unsupported sub-protocols, also from Steffen Klassert. 3) Set local_df on fragmented netfilter skbs otherwise we won't be able to forward successfully, from Florian Westphal. 4) cdc_mbim ipv6 neighbour code does __vlan_find_dev_deep without holding RCU lock, from Bjorn Mork. 5) local_df test in ip_may_fragment is inverted, from Florian Westphal. 6) jme driver doesn't check for DMA mapping failures, from Neil Horman. 7) qlogic driver doesn't calculate number of TX queues properly, from Shahed Shaikh. 8) fib_info_cnt can drift irreversibly positive if we fail to allocate the fi->fib_metrics array, from Sergey Popovich. 9) Fix use after free in ip6_route_me_harder(), also from Sergey Popovich. 10) When SYSCTL is disabled, we don't handle local_port_range and ping_group_range defaults properly at all, from Cong Wang. 11) Unaccelerated VLAN tagged frames improperly handled by cdc_mbim driver, fix from Bjorn Mork. 12) cassini driver needs nested lock annotations for TX locking, from Emil Goode. 13) On init error ipv6 VTI driver can unregister pernet ops twice, oops. Fix from Mahtias Krause. 14) If macvlan device is down, don't propagate IFF_ALLMULTI changes, from Peter Christensen. 15) Missing NULL pointer check while parsing netlink config options in ip6_tnl_validate(). From Susant Sahani. 16) Fix handling of neighbour entries during ipv6 router reachability probing, from Duan Jiong. 17) x86 and s390 JIT address randomization has some address calculation bugs leading to crashes, from Alexei Starovoitov and Heiko Carstens. 18) Clear up those uglies with nop patching and net_get_random_once(), from Hannes Frederic Sowa. 19) Option length miscalculated in ip6_append_data(), fix also from Hannes Frederic Sowa. 20) A while ago we fixed a race during device unregistry when a namespace went down, turns out there is a second place that needs similar protection. From Cong Wang. 21) In the new Altera TSE driver multicast filtering isn't working, disable it and just use promisc mode until the cause is found. From Vince Bridgers. 22) When we disable router enabling in ipv6 we have to flush the cached routes explicitly, from Duan Jiong. 23) NBMA tunnels should not cache routes on the tunnel object because the key is variable, from Timo Teräs. 24) With stacked devices GRO information in skb->cb[] can be not setup properly, make sure it is in all code paths. From Eric Dumazet. 25) Really fix stacked vlan locking, multiple levels of nesting with intervening non-vlan devices are possible. From Vlad Yasevich. 26) Fallback ipip tunnel device's mtu is not setup properly, from Steffen Klassert. 27) The packet scheduler's tcindex filter can crash because we structure copy objects with list_head's inside, oops. From Cong Wang. 28) Fix CHECKSUM_COMPLETE handling for ipv6 GRE tunnels, from Eric Dumazet. 29) In some configurations 'itag' in __mkroute_input() can end up being used uninitialized because of how fib_validate_source() works. Fix it by explitly initializing itag to zero like all the other fib_validate_source() callers do, from Li RongQing" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (116 commits) batman: fix a bogus warning from batadv_is_on_batman_iface() ipv4: initialise the itag variable in __mkroute_input bonding: Send ALB learning packets using the right source bonding: Don't assume 802.1Q when sending alb learning packets. net: doc: Update references to skb->rxhash stmmac: Remove unbalanced clk_disable call ipv6: gro: fix CHECKSUM_COMPLETE support net_sched: fix an oops in tcindex filter can: peak_pci: prevent use after free at netdev removal ip_tunnel: Initialize the fallback device properly vlan: Fix build error wth vlan_get_encap_level() can: c_can: remove obsolete STRICT_FRAME_ORDERING Kconfig option MAINTAINERS: Pravin Shelar is Open vSwitch maintainer. bnx2x: Convert return 0 to return rc bonding: Fix alb mode to only use first level vlans. bonding: Fix stacked device detection in arp monitoring macvlan: Fix lockdep warnings with stacked macvlan devices vlan: Fix lockdep warning with stacked vlan devices. net: Allow for more then a single subclass for netif_addr_lock net: Find the nesting level of a given device by type. ... 23 May 2014, 22:29:43 UTC
f02f79d Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull scheduler fixes from Ingo Molnar: "The biggest commit is an irqtime accounting loop latency fix, the rest are misc fixes all over the place: deadline scheduling, docs, numa, balancer and a bad to-idle latency fix" * 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/numa: Initialize newidle balance stats in sd_numa_init() sched: Fix updating rq->max_idle_balance_cost and rq->next_balance in idle_balance() sched: Skip double execution of pick_next_task_fair() sched: Use CPUPRI_NR_PRIORITIES instead of MAX_RT_PRIO in cpupri check sched/deadline: Fix memory leak sched/deadline: Fix sched_yield() behavior sched: Sanitize irq accounting madness sched/docbook: Fix 'make htmldocs' warnings caused by missing description 23 May 2014, 17:04:04 UTC
e6a32c3 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull perf fixes from Ingo Molnar: "The biggest changes are fixes for races that kept triggering Trinity crashes, plus liblockdep build fixes and smaller misc fixes. The liblockdep bits in perf/urgent are a pull mistake - they should have been in locking/urgent - but by the time I noticed other commits were added and testing was done :-/ Sorry about that" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf: Fix a race between ring_buffer_detach() and ring_buffer_attach() perf: Prevent false warning in perf_swevent_add perf: Limit perf_event_attr::sample_period to 63 bits tools/liblockdep: Remove all build files when doing make clean tools/liblockdep: Build liblockdep from tools/Makefile perf/x86/intel: Fix Silvermont's event constraints perf: Fix perf_event_init_context() perf: Fix race in removing an event 23 May 2014, 17:02:34 UTC
2b2d323 Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux Pull drm radeon and nouveau fixes from Dave Airlie: "Fixes for the other big two. The radeon VCE one is large but it fixes some userspace triggerable issues, otherwise its blackscreens and oopses. Nouveau fixes a bleeding laptop panel issue when displayport is used sometimes" * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/radeon/pm: don't allow debugfs/sysfs access when PX card is off (v2) drm/radeon: avoid segfault on device open when accel is not working. drm/radeon: fix typo in finding PLL params drm/radeon: fix register typo on si drm/radeon: fix buffer placement under memory pressure v2 drm/radeon: fix page directory update size estimation drm/radeon: handle non-VGA class pci devices with ATRM drm/radeon: fix DCE83 check for mullins drm/radeon: check VCE relocation buffer range v3 drm/radeon: also try GART for CPU accessed buffers drm/gf119-/disp: fix nasty bug which can clobber SOR0's clock setup drm/nvd9/therm: handle another kind of PWM fan 23 May 2014, 16:41:33 UTC
fc3ac5c Merge branch 'akpm' (incoming from Andrew) Merge misc fixes from Andrew Morton: "9 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: MAINTAINERS: add closing angle bracket to Vince Bridgers' email address Documentation: fix DOCBOOKS=... building ocfs2: fix double kmem_cache_destroy in dlm_init mm/memory-failure.c: fix memory leak by race between poison and unpoison wait: swap EXIT_ZOMBIE(Z) and EXIT_DEAD(X) chars in TASK_STATE_TO_CHAR_STR memcg: fix swapcache charge from kernel thread context mm: madvise: fix MADV_WILLNEED on shmem swapouts mm/filemap.c: avoid always dirtying mapping->flags on O_DIRECT hwpoison, hugetlb: lock_page/unlock_page does not match for handling a free hugepage 23 May 2014, 16:38:07 UTC
0d9327a MAINTAINERS: add closing angle bracket to Vince Bridgers' email address Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Cc: Vince Bridgers <vbridgers2013@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:30 UTC
e60cbee Documentation: fix DOCBOOKS=... building Prior to commit 4266129964b8 ("[media] DocBook: Move all media docbook stuff into its own directory") it was possible to build only a single (or more) book(s) by calling, for example make htmldocs DOCBOOKS=80211.xml This now fails: cp: target `.../Documentation/DocBook//media_api' is not a directory Ignore errors from that copy to make this possible again. Fixes: 4266129964b8 ("[media] DocBook: Move all media docbook stuff into its own directory") Signed-off-by: Johannes Berg <johannes.berg@intel.com> Acked-by: Randy Dunlap <rdunlap@xenotime.net> Cc: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:30 UTC
66db6cf ocfs2: fix double kmem_cache_destroy in dlm_init In dlm_init, if create dlm_lockname_cache failed in dlm_init_master_caches, it will destroy dlm_lockres_cache which created before twice. And this will cause system die when loading modules. Signed-off-by: Joseph Qi <joseph.qi@huawei.com> Cc: Mark Fasheh <mfasheh@suse.com> Cc: Joel Becker <jlbec@evilplan.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:30 UTC
3e030ec mm/memory-failure.c: fix memory leak by race between poison and unpoison When a memory error happens on an in-use page or (free and in-use) hugepage, the victim page is isolated with its refcount set to one. When you try to unpoison it later, unpoison_memory() calls put_page() for it twice in order to bring the page back to free page pool (buddy or free hugepage list). However, if another memory error occurs on the page which we are unpoisoning, memory_failure() returns without releasing the refcount which was incremented in the same call at first, which results in memory leak and unconsistent num_poisoned_pages statistics. This patch fixes it. Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: <stable@vger.kernel.org> [2.6.32+] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:30 UTC
ad0f614 wait: swap EXIT_ZOMBIE(Z) and EXIT_DEAD(X) chars in TASK_STATE_TO_CHAR_STR In commit ad86622b478e ("wait: swap EXIT_ZOMBIE and EXIT_DEAD to hide EXIT_TRACE from user-space") the order of task state definitions were changed: EXIT_DEAD and EXIT_ZOMBIE were swapped. Though the charterers for the states in TASK_STATE_TO_CHAR_STR string were not updated. This patch synchronizes the string to the order of definitions. Signed-off-by: Masatake YAMATO <yamato@redhat.com> Cc: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:29 UTC
6f6acb0 memcg: fix swapcache charge from kernel thread context Commit 284f39afeaa4 ("mm: memcg: push !mm handling out to page cache charge function") explicitly checks for page cache charges without any mm context (from kernel thread context[1]). This seemed to be the only possible case where memory could be charged without mm context so commit 03583f1a631c ("memcg: remove unnecessary !mm check from try_get_mem_cgroup_from_mm()") removed the mm check from get_mem_cgroup_from_mm(). This however caused another NULL ptr dereference during early boot when loopback kernel thread splices to tmpfs as reported by Stephan Kulow: BUG: unable to handle kernel NULL pointer dereference at 0000000000000360 IP: get_mem_cgroup_from_mm.isra.42+0x2b/0x60 Oops: 0000 [#1] SMP Modules linked in: btrfs dm_multipath dm_mod scsi_dh multipath raid10 raid456 async_raid6_recov async_memcpy async_pq raid6_pq async_xor xor async_tx raid1 raid0 md_mod parport_pc parport nls_utf8 isofs usb_storage iscsi_ibft iscsi_boot_sysfs arc4 ecb fan thermal nfs lockd fscache nls_iso8859_1 nls_cp437 sg st hid_generic usbhid af_packet sunrpc sr_mod cdrom ata_generic uhci_hcd virtio_net virtio_blk ehci_hcd usbcore ata_piix floppy processor button usb_common virtio_pci virtio_ring virtio edd squashfs loop ppa] CPU: 0 PID: 97 Comm: loop1 Not tainted 3.15.0-rc5-5-default #1 Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 Call Trace: __mem_cgroup_try_charge_swapin+0x40/0xe0 mem_cgroup_charge_file+0x8b/0xd0 shmem_getpage_gfp+0x66b/0x7b0 shmem_file_splice_read+0x18f/0x430 splice_direct_to_actor+0xa2/0x1c0 do_lo_receive+0x5a/0x60 [loop] loop_thread+0x298/0x720 [loop] kthread+0xc6/0xe0 ret_from_fork+0x7c/0xb0 Also Branimir Maksimovic reported the following oops which is tiggered for the swapcache charge path from the accounting code for kernel threads: CPU: 1 PID: 160 Comm: kworker/u8:5 Tainted: P OE 3.15.0-rc5-core2-custom #159 Hardware name: System manufacturer System Product Name/MAXIMUSV GENE, BIOS 1903 08/19/2013 task: ffff880404e349b0 ti: ffff88040486a000 task.ti: ffff88040486a000 RIP: get_mem_cgroup_from_mm.isra.42+0x2b/0x60 Call Trace: __mem_cgroup_try_charge_swapin+0x45/0xf0 mem_cgroup_charge_file+0x9c/0xe0 shmem_getpage_gfp+0x62c/0x770 shmem_write_begin+0x38/0x40 generic_perform_write+0xc5/0x1c0 __generic_file_aio_write+0x1d1/0x3f0 generic_file_aio_write+0x4f/0xc0 do_sync_write+0x5a/0x90 do_acct_process+0x4b1/0x550 acct_process+0x6d/0xa0 do_exit+0x827/0xa70 kthread+0xc3/0xf0 This patch fixes the issue by reintroducing mm check into get_mem_cgroup_from_mm. We could do the same trick in __mem_cgroup_try_charge_swapin as we do for the regular page cache path but it is not worth troubles. The check is not that expensive and it is better to have get_mem_cgroup_from_mm more robust. [1] - http://marc.info/?l=linux-mm&m=139463617808941&w=2 Fixes: 03583f1a631c ("memcg: remove unnecessary !mm check from try_get_mem_cgroup_from_mm()") Reported-and-tested-by: Stephan Kulow <coolo@suse.com> Reported-by: Branimir Maksimovic <branimir.maksimovic@gmail.com> Signed-off-by: Michal Hocko <mhocko@suse.cz> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:29 UTC
55231e5 mm: madvise: fix MADV_WILLNEED on shmem swapouts MADV_WILLNEED currently does not read swapped out shmem pages back in. Commit 0cd6144aadd2 ("mm + fs: prepare for non-page entries in page cache radix trees") made find_get_page() filter exceptional radix tree entries but failed to convert all find_get_page() callers that WANT exceptional entries over to find_get_entry(). One of them is shmem swap readahead in madvise, which now skips over any swap-out records. Convert it to find_get_entry(). Fixes: 0cd6144aadd2 ("mm + fs: prepare for non-page entries in page cache radix trees") Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Reported-by: Hugh Dickins <hughd@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:29 UTC
7fcbbaf mm/filemap.c: avoid always dirtying mapping->flags on O_DIRECT In some testing I ran today (some fio jobs that spread over two nodes), we end up spending 40% of the time in filemap_check_errors(). That smells fishy. Looking further, this is basically what happens: blkdev_aio_read() generic_file_aio_read() filemap_write_and_wait_range() if (!mapping->nr_pages) filemap_check_errors() and filemap_check_errors() always attempts two test_and_clear_bit() on the mapping flags, thus dirtying it for every single invocation. The patch below tests each of these bits before clearing them, avoiding this issue. In my test case (4-socket box), performance went from 1.7M IOPS to 4.0M IOPS. Signed-off-by: Jens Axboe <axboe@fb.com> Acked-by: Jeff Moyer <jmoyer@redhat.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:29 UTC
b985194 hwpoison, hugetlb: lock_page/unlock_page does not match for handling a free hugepage For handling a free hugepage in memory failure, the race will happen if another thread hwpoisoned this hugepage concurrently. So we need to check PageHWPoison instead of !PageHWPoison. If hwpoison_filter(p) returns true or a race happens, then we need to unlock_page(hpage). Signed-off-by: Chen Yucong <slaoub@gmail.com> Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Tested-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Reviewed-by: Andi Kleen <ak@linux.intel.com> Cc: <stable@vger.kernel.org> [2.6.36+] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:37:29 UTC
9abd09a parisc: 'renameat2()' doesn't need (or have) a separate compat system call The 'renameat2()' system call was incorrectly added as a ENTRY_COMP() in the parisc system call table by commit 18e480aa07f78 ("parisc: add renameat2 syscall"). That causes a link-time error due to there not being any compat version of that system call: arch/parisc/kernel/built-in.o: In function `sys_call_table': (.rodata+0xad0): undefined reference to `compat_sys_renameat2' make: *** [vmlinux] Error 1 Easily fixed by marking the system call as being the same for compat as for native by using ENTRY_SAME() instead of ENTRY_COMP(). Reported-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Miklos Szeredi <miklos@szeredi.hu> Acked-by: Helge Deller <deller@gmx.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 23 May 2014, 16:23:51 UTC
656f88d AFS: Pass an afs_call* to call->async_workfn() instead of a work_struct* call->async_workfn() can take an afs_call* arg rather than a work_struct* as the functions assigned there are now called from afs_async_workfn() which has to call container_of() anyway. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: Nathaniel Wesley Filardo <nwf@cs.jhu.edu> Reviewed-by: Tejun Heo <tj@kernel.org> 23 May 2014, 12:05:22 UTC
150a6b4 AFS: Fix kafs module unloading At present, it is not possible to successfully unload the kafs module if there are outstanding async outgoing calls (those made with afs_make_call()). This appears to be due to the changes introduced by: commit 059499453a9abd1857d442b44da8b4c126dc72a8 Author: Tejun Heo <tj@kernel.org> Date: Fri Mar 7 10:24:50 2014 -0500 Subject: afs: don't use PREPARE_WORK which didn't go far enough. The problem is due to: (1) The aforementioned commit introduced a separate handler function pointer in the call, call->async_workfn, in addition to the original workqueue item, call->async_work, for asynchronous operations because workqueues subsystem cannot handle the workqueue item pointer being changed whilst the item is queued or being processed. (2) afs_async_workfn() was introduced in that commit to be the callback for call->async_work. Its sole purpose is to run whatever call->async_workfn points to. (3) call->async_workfn is only used from afs_async_workfn(), which is only set on async_work by afs_collect_incoming_call() - ie. for incoming calls. (4) call->async_workfn is *not* set by afs_make_call() when outgoing calls are made, and call->async_work is set afs_process_async_call() - and not afs_async_workfn(). (5) afs_process_async_call() now changes call->async_workfn rather than call->async_work to point to afs_delete_async_call() to clean up, but this is only effective for incoming calls because call->async_work does not point to afs_async_workfn() for outgoing calls. (6) Because, for incoming calls, call->async_work remains pointing to afs_process_async_call() this results in an infinite loop. Instead, make the workqueue uniformly vector through call->async_workfn, via afs_async_workfn() and simply initialise call->async_workfn to point to afs_process_async_call() in afs_make_call(). Signed-off-by: Nathaniel Wesley Filardo <nwf@cs.jhu.edu> Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: Tejun Heo <tj@kernel.org> 23 May 2014, 12:05:22 UTC
6cf1286 AFS: Part of afs_end_call() is identical to code elsewhere, so split it Split afs_end_call() into two pieces, one of which is identical to code in afs_process_async_call(). Replace the latter with a call to the first part of afs_end_call(). Signed-off-by: Nathaniel Wesley Filardo <nwf@cs.jhu.edu> Signed-off-by: David Howells <dhowells@redhat.com> 23 May 2014, 12:05:15 UTC
6aa6caf [SCSI] scsi_transport_sas: move bsg destructor into sas_rphy_remove The recent change in sysfs, bcdde7e221a8750f9b62b6d0bd31b72ea4ad9309 "sysfs: make __sysfs_remove_dir() recursive" revealed an asymmetric rphy device creation/deletion sequence in scsi_transport_sas: modprobe mpt2sas sas_rphy_add device_add A rphy->dev device_add B sas_device transport class device_add C sas_end_device transport class device_add D bsg class rmmod mpt2sas sas_rphy_delete sas_rphy_remove device_del B device_del C device_del A sysfs_remove_group recursive sysfs dir removal sas_rphy_free device_del D warning where device A is the parent of B, C, and D. When sas_rphy_free tries to unregister the bsg request queue (device D above), the ensuing sysfs cleanup discovers that its sysfs group has already been removed and emits a warning, "sysfs group... not found for kobject 'end_device-X:0'". Since bsg creation is a side effect of sas_rphy_add, move its complementary removal call into sas_rphy_remove. This imposes the following tear-down order for the devices above: D, B, C, A. Note the sas_device and sas_end_device transport class devices (B and C above) are created and destroyed both via the list match traversal in attribute_container_device_trigger, so the order in which they are handled is fixed. This is fine as long as they are deleted before their parent device. Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com> Acked-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com> 22 May 2014, 22:54:03 UTC
b6ed549 batman: fix a bogus warning from batadv_is_on_batman_iface() batman tries to search dev->iflink to check if it's a batman interface, but ->iflink could be 0, which is not a valid ifindex. It should just avoid iflink == 0 case. Reported-by: Jet Chen <jet.chen@intel.com> Tested-by: Jet Chen <jet.chen@intel.com> Cc: David S. Miller <davem@davemloft.net> Cc: Steffen Klassert <steffen.klassert@secunet.com> Cc: Antonio Quartulli <antonio@open-mesh.com> Cc: Marek Lindner <mareklindner@neomailbox.ch> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: Cong Wang <cwang@twopensource.com> Signed-off-by: David S. Miller <davem@davemloft.net> 22 May 2014, 21:23:00 UTC
fbdc0ad ipv4: initialise the itag variable in __mkroute_input the value of itag is a random value from stack, and may not be initiated by fib_validate_source, which called fib_combine_itag if CONFIG_IP_ROUTE_CLASSID is not set This will make the cached dst uncertainty Signed-off-by: Li RongQing <roy.qing.li@gmail.com> Acked-by: Alexei Starovoitov <ast@plumgrid.com> Signed-off-by: David S. Miller <davem@davemloft.net> 22 May 2014, 19:57:36 UTC
d0c21d4 bonding: Send ALB learning packets using the right source ALB learning packets are currentlyalways sent using the slave mac address for all vlans configured on top of bond. This is not always correct, as vlans may change their mac address. This patch introduced a concept of strict matching where the source of learning packets can either strictly match the address passed in, or it can determine a more correct address to use. There are 3 casese to consider: 1) Switchover. In this case, we have a new active slave and we need tell the switch about all addresses available on the slave. 2) Monitor. We'll periodically refresh learning info for all slaves. In this case, we refresh all addresses for current active, and just the slave address for other slaves. 3) Teaching of disabled adddress. This happens as part of the failover and in this case, we alwyas to use just the address provided. CC: Jay Vosburgh <j.vosburgh@gmail.com> CC: Veaceslav Falico <vfalico@gmail.com> CC: Andy Gospodarek <andy@greyhouse.net> Signed-off-by: Vlad Yasevich <vyasevic@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> 22 May 2014, 19:47:58 UTC
d6b694c bonding: Don't assume 802.1Q when sending alb learning packets. TLB/ALB learning packets always assume 802.1Q vlan protocol, but that is no longer the case since we now have support for Q-in-Q on top of bonding. Pass the vlan protocol to alb_send_lp_vid() so that the packets are properly tagged. CC: Jay Vosburgh <j.vosburgh@gmail.com> CC: Veaceslav Falico <vfalico@gmail.com> CC: Andy Gospodarek <andy@greyhouse.net> Signed-off-by: Vlad Yasevich <vyasevic@redhat.com> Acked-by: Veaceslav Falico <vfalico@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> 22 May 2014, 19:44:58 UTC
a3431ac Merge tag 'linux-can-fixes-for-3.15-20140521' of git://gitorious.org/linux-can/linux-can Marc Kleine-Budde says: ==================== pull-request: can 2014-05-21 this is a pull request for net/master, for the v3.15 release cycle, with a single patch. Christopher R. Baker found a use after free during unloading of the peak_pci driver. This is fixes in a patch by Stephane Grosjean. ==================== Signed-off-by: David S. Miller <davem@davemloft.net> 22 May 2014, 19:41:20 UTC
b0db5cd net: doc: Update references to skb->rxhash In commit 61b905da33 ("net: Rename skb->rxhash to skb->hash"), skb->rxhash was renamed to skb->hash. Update references in Documentation accordingly. Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Acked-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> 22 May 2014, 19:26:37 UTC
89df20d stmmac: Remove unbalanced clk_disable call The stmmac_open call was calling clk_disable_unprepare on phy init failure, but it never calls clk_prepare_enable, this causes a WARN_ON in the clk framework to trigger if for some reason phy init fails. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Acked-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: David S. Miller <davem@davemloft.net> 22 May 2014, 19:16:23 UTC
77c01be Merge branch 'drm-fixes-3.15' of git://people.freedesktop.org/~deathsimple/linux into drm-fixes radeon fixes, VCE one is big but does fix a userspace crash. * 'drm-fixes-3.15' of git://people.freedesktop.org/~deathsimple/linux: drm/radeon/pm: don't allow debugfs/sysfs access when PX card is off (v2) drm/radeon: avoid segfault on device open when accel is not working. drm/radeon: fix typo in finding PLL params drm/radeon: fix register typo on si drm/radeon: fix buffer placement under memory pressure v2 drm/radeon: fix page directory update size estimation drm/radeon: handle non-VGA class pci devices with ATRM drm/radeon: fix DCE83 check for mullins drm/radeon: check VCE relocation buffer range v3 drm/radeon: also try GART for CPU accessed buffers 21 May 2014, 23:15:57 UTC
763b257 Merge branch 'drm-nouveau-next' of git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-fixes fixes nasty panel bleeding bug. * 'drm-nouveau-next' of git://anongit.freedesktop.org/git/nouveau/linux-2.6: drm/gf119-/disp: fix nasty bug which can clobber SOR0's clock setup drm/nvd9/therm: handle another kind of PWM fan 21 May 2014, 23:14:50 UTC
4b660a7 Linux 3.15-rc6 21 May 2014, 21:42:02 UTC
4de462a ipv6: gro: fix CHECKSUM_COMPLETE support When GRE support was added in linux-3.14, CHECKSUM_COMPLETE handling broke on GRE+IPv6 because we did not update/use the appropriate csum : GRO layer is supposed to use/update NAPI_GRO_CB(skb)->csum instead of skb->csum Tested using a GRE tunnel and IPv6 traffic. GRO aggregation now happens at the first level (ethernet device) instead of being done in gre tunnel. Native IPv6+TCP is still properly aggregated. Fixes: bf5a755f5e918 ("net-gre-gro: Add GRE support to the GRO stack") Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Jerry Chu <hkchu@google.com> Signed-off-by: David S. Miller <davem@davemloft.net> 21 May 2014, 21:18:47 UTC
c1f43dd dmaengine: fix dmaengine_unmap failure The count which is used to get_unmap_data maybe not the same as the count computed in dmaengine_unmap which causes to free data in a wrong pool. This patch fixes this issue by keeping the map count with unmap_data structure and use this count to get the pool. Cc: <stable@vger.kernel.org> Signed-off-by: Xuelin Shi <xuelin.shi@freescale.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com> 21 May 2014, 21:02:37 UTC
5a9a55b dma: mv_xor: Flush descriptors before activating a channel We need to use writel() instead of writel_relaxed() when starting a channel, to ensure all the descriptors have been flushed before the activation. While at it, remove the unneeded read-modify-write and make the code simpler. Cc: <stable@vger.kernel.org> Signed-off-by: Lior Amsalem <alior@marvell.com> Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com> 21 May 2014, 21:02:35 UTC
6538d62 Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc Pull two powerpc fixes from Ben Herrenschmidt: "Here are a couple of fixes for 3.15. One from Anton fixes a nasty regression I introduced when trying to fix a loss of irq_work whose consequences is that we can completely lose timer interrupts on a CPU... not pretty. The other one is a change to our PCIe reset hook to use a firmware call instead of direct config space accesses to trigger a fundamental reset on the root port. This is necessary so that the FW gets a chance to disable the link down error monitoring, which would otherwise trip and cause subsequent fatal EEH error" * 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: powerpc: irq work racing with timer interrupt can result in timer interrupt hang powerpc/powernv: Reset root port in firmware 21 May 2014, 20:55:12 UTC
bf63ac7 net_sched: fix an oops in tcindex filter Kelly reported the following crash: IP: [<ffffffff817a993d>] tcf_action_exec+0x46/0x90 PGD 3009067 PUD 300c067 PMD 11ff30067 PTE 800000011634b060 Oops: 0000 [#1] SMP DEBUG_PAGEALLOC CPU: 1 PID: 639 Comm: dhclient Not tainted 3.15.0-rc4+ #342 Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 task: ffff8801169ecd00 ti: ffff8800d21b8000 task.ti: ffff8800d21b8000 RIP: 0010:[<ffffffff817a993d>] [<ffffffff817a993d>] tcf_action_exec+0x46/0x90 RSP: 0018:ffff8800d21b9b90 EFLAGS: 00010283 RAX: 00000000ffffffff RBX: ffff88011634b8e8 RCX: ffff8800cf7133d8 RDX: ffff88011634b900 RSI: ffff8800cf7133e0 RDI: ffff8800d210f840 RBP: ffff8800d21b9bb0 R08: ffffffff8287bf60 R09: 0000000000000001 R10: ffff8800d2b22b24 R11: 0000000000000001 R12: ffff8800d210f840 R13: ffff8800d21b9c50 R14: ffff8800cf7133e0 R15: ffff8800cad433d8 FS: 00007f49723e1840(0000) GS:ffff88011a800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88011634b8f0 CR3: 00000000ce469000 CR4: 00000000000006e0 Stack: ffff8800d2170188 ffff8800d210f840 ffff8800d2171b90 0000000000000000 ffff8800d21b9be8 ffffffff817c55bb ffff8800d21b9c50 ffff8800d2171b90 ffff8800d210f840 ffff8800d21b0300 ffff8800d21b9c50 ffff8800d21b9c18 Call Trace: [<ffffffff817c55bb>] tcindex_classify+0x88/0x9b [<ffffffff817a7f7d>] tc_classify_compat+0x3e/0x7b [<ffffffff817a7fdf>] tc_classify+0x25/0x9f [<ffffffff817b0e68>] htb_enqueue+0x55/0x27a [<ffffffff817b6c2e>] dsmark_enqueue+0x165/0x1a4 [<ffffffff81775642>] __dev_queue_xmit+0x35e/0x536 [<ffffffff8177582a>] dev_queue_xmit+0x10/0x12 [<ffffffff818f8ecd>] packet_sendmsg+0xb26/0xb9a [<ffffffff810b1507>] ? __lock_acquire+0x3ae/0xdf3 [<ffffffff8175cf08>] __sock_sendmsg_nosec+0x25/0x27 [<ffffffff8175d916>] sock_aio_write+0xd0/0xe7 [<ffffffff8117d6b8>] do_sync_write+0x59/0x78 [<ffffffff8117d84d>] vfs_write+0xb5/0x10a [<ffffffff8117d96a>] SyS_write+0x49/0x7f [<ffffffff8198e212>] system_call_fastpath+0x16/0x1b This is because we memcpy struct tcindex_filter_result which contains struct tcf_exts, obviously struct list_head can not be simply copied. This is a regression introduced by commit 33be627159913b094bb578 (net_sched: act: use standard struct list_head). It's not very easy to fix it as the code is a mess: if (old_r) memcpy(&cr, r, sizeof(cr)); else { memset(&cr, 0, sizeof(cr)); tcf_exts_init(&cr.exts, TCA_TCINDEX_ACT, TCA_TCINDEX_POLICE); } ... tcf_exts_change(tp, &cr.exts, &e); ... memcpy(r, &cr, sizeof(cr)); the above code should equal to: tcindex_filter_result_init(&cr); if (old_r) cr.res = r->res; ... if (old_r) tcf_exts_change(tp, &r->exts, &e); else tcf_exts_change(tp, &cr.exts, &e); ... r->res = cr.res; after this change, since there is no need to copy struct tcf_exts. And it also fixes other places zero'ing struct's contains struct tcf_exts. Fixes: commit 33be627159913b0 (net_sched: act: use standard struct list_head) Reported-by: Kelly Anderson <kelly@xilka.com> Tested-by: Kelly Anderson <kelly@xilka.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> 21 May 2014, 20:47:13 UTC
11da37b Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs Pull two btrfs fixes from Chris Mason: "This has two fixes that we've been testing for 3.16, but since both are safe and fix real bugs, it makes sense to send for 3.15 instead" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: Btrfs: send, fix incorrect ref access when using extrefs Btrfs: fix EIO on reading file after ioctl clone works on it 21 May 2014, 20:40:13 UTC
3062556 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client Pull two ceph fixes from Sage Weil: "The first patch fixes a problem when we have a page count of 0 for sendpage which is triggered by zfs. The second fixes a bug in CRUSH that was resolved in the userland code a while back but fell through the cracks on the kernel side" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client: crush: decode and initialize chooseleaf_vary_r libceph: fix corruption when using page_count 0 page in rbd 21 May 2014, 20:38:51 UTC
5e9d9fc Merge tag 'xfs-for-linus-3.15-rc6' of git://oss.sgi.com/xfs/xfs Pull xfs fixes from Dave Chinner: "Code inspection of the XFS error number sign translations found a bunch of issues, including returning incorrectly signed errors for some data integrity operations. These leak to userspace and result in applications not getting the errors correctly reported. Hence they need fixing sooner rather than later. A couple of the bugs are in data integrity operations, a couple more are in the new COLLAPSE_RANGE code. One of these came in through a recent ext4 merge and so I had to update the base tree to 3.15-rc5 before fixing the issues" * tag 'xfs-for-linus-3.15-rc6' of git://oss.sgi.com/xfs/xfs: xfs: list_lru_init returns a negative error xfs: negate xfs_icsb_init_counters error value xfs: negate mount workqueue init error value xfs: fix wrong err sign on xfs_set_acl() xfs: fix wrong errno from xfs_initxattrs xfs: correct error sign on COLLAPSE_RANGE errors xfs: xfs_commit_metadata returns wrong errno xfs: fix incorrect error sign in xfs_file_aio_read xfs: xfs_dir_fsync() returns positive errno 21 May 2014, 20:36:07 UTC
80932ec Merge branch 'renameat2' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs Pull renameat2 arch support from Miklos Szeredi: "I've collected architecture patches for the renameat2 syscall that maintainers acked and/or asked me to queue. This adds architecture support for the renameat2 syscall to m68k, parisc, ia64 and through asm-generic to arc, arm64, c6x, hexagon, metag, openrisc, score, tile, unicore32" * 'renameat2' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs: scripts/checksyscalls.sh: Make renameat optional asm-generic: Add renameat2 syscall ia64: add renameat2 syscall parisc: add renameat2 syscall m68k: add renameat2 syscall 21 May 2014, 20:34:57 UTC
8ecc1ba sparc64: fix format string mismatch in arch/sparc/kernel/sysfs.c found by cppcheck Signed-off-by: Toralf Förster <toralf.foerster@gmx.de> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net> 21 May 2014, 19:54:42 UTC
989d216 Merge tag 'iommu-fixes-v3.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu Pull iommu fixes from Joerg Roedel: "Three fixes for the AMD IOMMU driver: - fix a locking issue around get_user_pages() - fix two issues with device aliasing and exclusion range handling" * tag 'iommu-fixes-v3.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: iommu/amd: fix enabling exclusion range for an exact device iommu/amd: Take mmap_sem when calling get_user_pages iommu/amd: Fix interrupt remapping for aliased devices 21 May 2014, 19:29:39 UTC
677d1bb Merge tag 'stable/for-linus-3.15-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft Pull iscsi_ibft fix from Konrad Rzeszutek Wilk: "Fix iBFT regression on Broadcom NICs introduced in 3.2" * tag 'stable/for-linus-3.15-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft: iscsi_ibft: Fix finding Broadcom specific ibft sign 21 May 2014, 19:28:21 UTC
f6ce579 Merge tag 'renesas-sh-drivers-for-v3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas Pull SH driver fix from Simon Horman: "Compile drivers/sh/pm_runtime.c if ARCH_SHMOBILE_MULTI This resolves a regression introduced in v3.14 by commit bf98c1eac1d4 ("ARM: Rename ARCH_SHMOBILE to ARCH_SHMOBILE_LEGACY")" * tag 'renesas-sh-drivers-for-v3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: drivers: sh: compile drivers/sh/pm_runtime.c if ARCH_SHMOBILE_MULTI 21 May 2014, 19:26:23 UTC
27b1142 nfsd4: warn on finding lockowner without stateid's The current code assumes a one-to-one lockowner<->lock stateid correspondance. Cc: stable@vger.kernel.org Signed-off-by: J. Bruce Fields <bfields@redhat.com> 21 May 2014, 15:11:21 UTC
a1b8ff4 nfsd4: remove lockowner when removing lock stateid The nfsv4 state code has always assumed a one-to-one correspondance between lock stateid's and lockowners even if it appears not to in some places. We may actually change that, but for now when FREE_STATEID releases a lock stateid it also needs to release the parent lockowner. Symptoms were a subsequent LOCK crashing in find_lockowner_str when it calls same_lockowner_ino on a lockowner that unexpectedly has an empty so_stateids list. Cc: stable@vger.kernel.org Signed-off-by: J. Bruce Fields <bfields@redhat.com> 21 May 2014, 15:11:21 UTC
6c67c7c AFS: Fix cache manager service handlers Fix the cache manager RPC service handlers. The afs_send_empty_reply() and afs_send_simple_reply() functions: (a) Kill the call and free up the buffers associated with it if they fail. (b) Return with call intact if it they succeed. However, none of the callers actually check the result or clean up if successful - and may use the now non-existent data if it fails. This was detected by Dan Carpenter using a static checker: The patch 08e0e7c82eea: "[AF_RXRPC]: Make the in-kernel AFS filesystem use AF_RXRPC." from Apr 26, 2007, leads to the following static checker warning: "fs/afs/cmservice.c:155 SRXAFSCB_CallBack() warn: 'call' was already freed." Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David Howells <dhowells@redhat.com> 21 May 2014, 13:48:05 UTC
fba69f0 Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media fixes from Mauro Carvalho Chehab: "Most of the changes are drivers fixes (rtl28xuu, fc2580, ov7670, davinci, gspca, s5p-fimc and s5c73m3). There is also a compat32 fix and one infoleak fixup at the media controller" * 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: [media] V4L2: fix VIDIOC_CREATE_BUFS in 64- / 32-bit compatibility mode [media] V4L2: ov7670: fix a wrong index, potentially Oopsing the kernel from user-space [media] media-device: fix infoleak in ioctl media_enum_entities() [media] fc2580: fix tuning failure on 32-bit arch [media] Prefer gspca_sonixb over sn9c102 for all devices [media] media: davinci: vpfe: make sure all the buffers unmapped and released [media] staging: media: davinci: vpfe: make sure all the buffers are released [media] media: davinci: vpbe_display: fix releasing of active buffers [media] media: davinci: vpif_display: fix releasing of active buffers [media] media: davinci: vpif_capture: fix releasing of active buffers [media] s5p-fimc: Fix YUV422P depth [media] s5c73m3: Add missing rename of v4l2_of_get_next_endpoint() function [media] rtl28xxu: silence error log about disabled rtl2832_sdr module [media] rtl28xxu: do not hard depend on staging SDR module 21 May 2014, 10:01:08 UTC
84e12d9 Merge tag 'staging-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging Pull staging driver fixes from Greg KH: "Here are five staging driver fixes for 3.15-rc6 that resolve some reported issues. They are for the imx and rtl8723au drivers" * tag 'staging-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: staging: rtl8723au: Do not reset wdev->iftype in netdev_close() staging: rtl8723au: Use correct pipe type for USB interrupts imx-drm: imx-tve: correct DDC property name to 'ddc-i2c-bus' imx-drm: imx-drm-core: skip components whose parent device is disabled imx-drm: imx-drm-core: fix imx_drm_encoder_get_mux_id 21 May 2014, 10:00:09 UTC
439c610 Merge tag 'driver-core-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core fixes from Greg KH: "Here are two driver core (well, sysfs) fixes for 3.15-rc6 that resolve some reported issues and a regression from 3.13" * tag 'driver-core-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: sysfs: make sure read buffer is zeroed kernfs, sysfs, cgroup: restrict extra perm check on open to sysfs 21 May 2014, 09:59:25 UTC
957cf25 Merge tag 'pci-v3.15-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull PCI fixes from Bjorn Helgaas: "These are fixes for an SHPCHP hotplug regression, a "wait for pending transaction" problem (used in device reset paths), and an email address update. PCI device hotplug: - Fix SHPCHP bus speed mismatch issue (Marcel Apfelbaum) Miscellaneous: - Fix pci_wait_for_pending_transaction() (Gavin Shan) - Update email address (Ben Hutchings)" * tag 'pci-v3.15-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: PCI: Wrong register used to check pending traffic PCI: shpchp: Check bridge's secondary (not primary) bus speed PCI: Update my email address 21 May 2014, 09:57:25 UTC
b84293b Merge tag 'random_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/random Pull /dev/random fix from Ted Ts'o: "This fixes a BUG_ON-causing regression that was introduced during the last merge window" * tag 'random_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/random: random: fix BUG_ON caused by accounting simplification 21 May 2014, 09:56:35 UTC
026d68b Merge tag 'clk-fixes-for-linus' of git://git.linaro.org/people/mike.turquette/linux Pull clock framework fixes from Mike Turquette: "Clock framework and driver fixes, all of which fix user-visible regressions. As usual most fixes are for platform-specific clock drivers, but there are also two fixes to the clk core after recent changes to the way that clock unregistration is handled" * tag 'clk-fixes-for-linus' of git://git.linaro.org/people/mike.turquette/linux: clk: tegra: Fix wrong value written to PLLE_AUX clk: shmobile: clk-mstp: change to using clock-indices clk: Fix slab corruption in clk_unregister() clk: Fix double free due to devm_clk_register() clk: socfpga: fix clock driver for 3.15 clk: divider: Fix best div calculation for power-of-two and table dividers clk: bcm281xx: don't use unnamed structs or unions 21 May 2014, 09:55:17 UTC
b2e3432 Merge tag 'spi-v3.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi Pull spi fixes from Mark Brown: "A few core fixes around outlying cases here, nothing that should affect most users but useful fixes. The diffstat is rather larger than one might hope due some simple code motion in the fix for !CONFIG_DMA, the actual meaningful change is much smaller. - Fix handling of unsupported dual and quad mode support on slave registration so that drivers that can degrade gracefully do so, preventing regressions for drivers this is added. - Fix build in !CONFIG_DMA cases following addition of generic DMA mapping support. - Fix error handling for queue creation which due to wider kernel changes can be triggered more easily. - A couple of driver specific fixes" * tag 'spi-v3.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: spi/pxa2xx: Prevent DMA from transferring too many bytes spi: core: Don't destroy master queue if we fail to create it spi: qup: Fix return value checking for pm_runtime_get_sync() spi: core: Protect DMA code by #ifdef CONFIG_HAS_DMA spi: core: Ignore unsupported Dual/Quad Transfer Mode bits 21 May 2014, 09:53:55 UTC
081069f Merge tag 'gpio-v3.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio Pull GPIO fixes from Linus Walleij: - fix a null pointer bug in the ICH6 chipset driver - fix device tree registration for the mcp23s08 driver * tag 'gpio-v3.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: gpio: mcp23s08: Bug fix of SPI device tree registration. gpio: ich: set regs and reglen for i3100 and ich6 chipset 21 May 2014, 09:53:13 UTC
06eb4cc Merge branch 'for-3.15-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup Pull more cgroup fixes from Tejun Heo: "Three more patches to fix cgroup_freezer breakage due to the recent cgroup internal locking changes - an operation cgroup_freezer was using now requires sleepable context and cgroup_freezer was invoking that while holding a spin lock. cgroup_freezer was using an overly elaborate hierarchical locking scheme. While it's possible to convert the hierarchical spinlocks directly to mutexes, this patch simplifies the overall locking so that it uses a global mutex. This has the added benefit of avoiding iterating potentially huge number of tasks under a spinlock. While the patch is on the larger side in the devel cycle, the changes made are mostly straight-forward and the locking logic is a lot simpler afterwards" * 'for-3.15-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: fix rcu_read_lock() leak in update_if_frozen() cgroup_freezer: replace freezer->lock with freezer_mutex cgroup: introduce task_css_is_root() 21 May 2014, 09:36:40 UTC
6ab9028 Merge branch 'for-3.15-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata Pull libata fixes from Tejun Heo: "Mostly device-specific fixes. The only thing which isn't is the fix for zpodd oops-on-detach bug" * 'for-3.15-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: ahci: imx: PLL clock needs 100us to settle down ata: pata_at91 only works on sam9 libata: clean up ZPODD when a port is detached ahci: imx: software workaround for phy reset issue in resume ahci: imx: add namespace for register enums ahci: disable DEVSLP for Intel Valleyview 21 May 2014, 09:35:42 UTC
1f5518b Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 Pull crypto fixes from Herbert Xu: "This fixes a NULL pointer dereference on allocation failure in caam, as well as a regression in the ctr mode on s390 that was added with the recent concurrency fixes" * git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: s390 - fix aes,des ctr mode concurrency finding. crypto: caam - add allocation failure handling in SPRINTFCAT macro 21 May 2014, 09:34:35 UTC
a7aa96a Merge git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending Pull scsi target fixes from Nicholas Bellinger: "This series include: - Close race between iser-target network portal shutdown + accepting new connection logins (sagi) - Fix free-after-use regression in tcm_fc post conversion to percpu-ida pre-allocation (nab) - Explicitly disable Immediate + Unsolicited Data for iser-target connections when T10-PI is enabled (sagi + nab) - Allow pi_prot_type + emulate_write_cache attributes to be set to zero regardless of backend support (andy) - memory leak fix (mikulas)" * git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: target: fix memory leak on XCOPY target: Don't allow setting WC emulation if device doesn't support iscsi-target: Disable Immediate + Unsolicited Data with ISER Protection tcm_fc: Fix free-after-use regression in ft_free_cmd iscsi-target: Change BUG_ON to REJECT in iscsit_process_nop_out Target/iscsi,iser: Avoid accepting transport connections during stop stage Target/iser: Fix iscsit_accept_np and rdma_cm racy flow Target/iser: Fix wrong connection requests list addition target: Allow non-supporting backends to set pi_prot_type to 0 21 May 2014, 09:03:14 UTC
b140027 Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux Pull i2c fixes from Wolfram Sang: "Some I2C bugfixes for 3.15. Typical stuff, I'd say" * 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: i2c: rcar: bail out on zero length transfers i2c: qup: Fix pm_runtime_get_sync usage i2c: s3c2410: resume race fix i2c: nomadik: Don't use IS_ERR for devm_ioremap i2c: designware: Mask all interrupts during i2c controller enable 21 May 2014, 09:02:12 UTC
478c7cf Merge tag 'pm+acpi-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI and power management fixes from Rafael Wysocki: "Still fixing regressions (partly by reverting commits that broke things for people), fixing other stable-candidate bugs and adding some blacklist entries for ACPI video and _OSI. Two ACPICA regression fixes (one recent and one for a 3.14 commit), a fix for an ACPI-related regression in TPM (introduced in 3.14), a revert of the ACPI AC driver conversion in 3.13 that went wrong for an unknown reason, two reverts of commits that attempted to remove an old user space interface in /proc and broke some utilities, in 3.13 too, a fix for a CPU hotplug bug in the ACPI processor driver (stable material), two (stable candidate) fixes for intel_pstate and a few new blacklist entries, mostly for systems that shipped with Windows 8. Specifics: - ACPICA fix for a stale pointer access introduced by a recent commit in the XSDT validation code from Lv Zheng. - ACPICA fix for the default value of the command line switch to favor 32-bit FADT addresses (in case there's a conflict between a 64-bit and a 32-bit address). The previous default was that the 32-bit version would take precedence and we tried to change it to the other way around and it didn't work. From Lv Zheng. - A TPM commit related to ACPI _DSM in 3.14 caused the driver to refuse to load if a specific _DSM was missing and that broke resume from system suspend on Chromebooks that require the TPM hardware to be restored to a working state during resume by the OS. Restore the old behavior to load the driver if the _DSM in question is not present, but prevent it from using the feature the _DSM is for. - ACPI AC driver conversion in 3.13 broke thermal management on at least one machine and has to be reverted. From Guenter Roeck. - Two reverts of 3.13 commits that attempted to remove the old ACPI battery interface in /proc, but turned out to break some utilities still using that interface. From Lan Tianyu. - ACPI processor driver fix to prevent acpi_processor_add() from modifying the CPU device's .offline field which leads to breakage if the initial online of the CPU fails. From Igor Mammedov. - Two intel_pstate fixes, one to take a BayTrail documentation update into account and one to avoid forcing the maximum P-state on init which causes CPU PM trouble on systems with P-states coordination when one of the CPU cores is initialized after an offline/online cycle triggered by user space. Both stable candidates, from Dirk Brandewie. - Fix for the ACPI video DMI blacklist entry for Dell Inspiron 7520 from Aaron Lu. - Two new ACPI video blacklist entries for machines shipping with Win8 that need to use native backlight so that it can be controlled in a usual way (which doesn't work otherwise due bugs in the ACPI tables) from Hans de Goede. - Two ACPI _OSI quirks for systems that need them to work correctly with Linux from Edward Lin and Hans de Goede" * tag 'pm+acpi-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPI / video: Revert native brightness quirk for ThinkPad T530 intel_pstate: remove setting P state to MAX on init ACPICA: Tables: Restore old behavor to favor 32-bit FADT addresses. ACPI / video: correct DMI tag for Dell Inspiron 7520 intel_pstate: Set turbo VID for BayTrail ACPI / TPM: Fix resume regression on Chromebooks ACPI / proc: Do not say when /proc interfaces will be deleted in Kconfig ACPI / processor: do not mark present at boot but not onlined CPU as onlined ACPI: Revert "ACPI / AC: convert ACPI ac driver to platform bus" ACPI / blacklist: Add dmi_enable_osi_linux quirk for Asus EEE PC 1015PX ACPI: blacklist win8 OSI for Dell Inspiron 7737 ACPI / video: Add use_native_backlight quirks for more systems ACPI: Revert "ACPI / Battery: Remove battery's proc directory" ACPI: Revert "ACPI: Remove CONFIG_ACPI_PROCFS_POWER and cm_sbsc.c" ACPICA: Tables: Fix invalid pointer accesses in acpi_tb_parse_root_table(). 21 May 2014, 08:58:34 UTC
23de4a7 Merge tag 'dm-3.15-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm Pull device mapper fixes from Mike Snitzer: "A dm-crypt fix for a cpu hotplug crash that switches from using per-cpu data to a mempool allocation (which offers allocation with cpu locality, and there is no inter-cpu communication on slab allocation). A couple dm-thinp stable fixes to address "out-of-data-space" issues. A dm-multipath fix for a LOCKDEP warning introduced in 3.15-rc1" * tag 'dm-3.15-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: dm mpath: fix lock order inconsistency in multipath_ioctl dm thin: add timeout to stop out-of-data-space mode holding IO forever dm thin: allow metadata commit if pool is in PM_OUT_OF_DATA_SPACE mode dm crypt: fix cpu hotplug crash by removing per-cpu structure 21 May 2014, 08:57:31 UTC
31a3fca Merge tag 'dt-for-linus' of git://git.secretlab.ca/git/linux Pull device tree fixes from Grant Likely: "Drivercore bugfixes for v3.15 This branch contains bug fixes important to get into v3.15. There is a fix for modifying properties seen during early boot, a fix for an incorrect prototype when CONFIG_OF=n, and a couple of corrections to device tree memory nodes on a few platforms" * tag 'dt-for-linus' of git://git.secretlab.ca/git/linux: mips: dts: Fix missing device_type="memory" property in memory nodes arm: dts: Fix missing device_type="memory" for ste-ccu8540 of: fix CONFIG_OF=n prototype of of_node_full_name() of: make of_update_property() usable earlier in the boot process 21 May 2014, 08:54:55 UTC
0b5a958 can: peak_pci: prevent use after free at netdev removal As remarked by Christopher R. Baker in his post at http://marc.info/?l=linux-can&m=139707295706465&w=2 there's a possibility for an use after free condition at device removal. This simplified patch introduces an additional variable to prevent the issue. Thanks for catching this. Cc: linux-stable <stable@vger.kernel.org> Reported-by: Christopher R. Baker <cbaker@rec.ri.cmu.edu> Signed-off-by: Stephane Grosjean <s.grosjean@peak-system.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> 21 May 2014, 06:17:03 UTC
78ff4be ip_tunnel: Initialize the fallback device properly We need to initialize the fallback device to have a correct mtu set on this device. Otherwise the mtu is set to null and the device is unusable. Fixes: fd58156e456d ("IPIP: Use ip-tunneling code.") Cc: Pravin B Shelar <pshelar@nicira.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: David S. Miller <davem@davemloft.net> 21 May 2014, 06:08:32 UTC
d8d33c3 Merge tag 'linux-can-fixes-for-3.15-20140519' of git://gitorious.org/linux-can/linux-can Marc Kleine-Budde says: ==================== pull-request: can 2014-05-19 this is a pull request for net/master, for the v3.15 release cycle, with a single patch. Oliver Hartkopp's patch removes a Kconfig option in the c_can driver, which was added as a workaround during the v3.15 development. With all cleanup patches this workaround is not needed anymore. ==================== Signed-off-by: David S. Miller <davem@davemloft.net> 21 May 2014, 05:58:30 UTC
d050de6 Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf Pablo Neira Ayuso says: ==================== Netfilter/nftables fixes for net The following patchset contains nftables fixes for your net tree, they are: 1) Fix crash when using the goto action in a rule by making sure that we always fall back on the base chain. Otherwise, this may try to access the counter memory area of non-base chains, which does not exists. 2) Fix several aspects of the rule tracing that are currently broken: * Reset rule number counter after goto/jump action, otherwise the tracing reports a bogus rule number. * Fix tracing of the goto action. * Fix bogus rule number counter after goto. * Fix missing return trace after finishing the walk through the non-base chain. * Fix missing trace when matching non-terminal rule. ==================== Signed-off-by: David S. Miller <davem@davemloft.net> 21 May 2014, 05:24:19 UTC
51a6025 Btrfs: send, fix incorrect ref access when using extrefs When running send, if an inode only has extended reference items associated to it and no regular references, send.c:get_first_ref() was incorrectly assuming the reference it found was of type BTRFS_INODE_REF_KEY due to use of the wrong key variable. This caused weird behaviour when using the found item has a regular reference, such as weird path string, and occasionally (when lucky) a crash: [ 190.600652] general protection fault: 0000 [#1] SMP DEBUG_PAGEALLOC [ 190.600994] Modules linked in: btrfs xor raid6_pq binfmt_misc nfsd auth_rpcgss oid_registry nfs_acl nfs lockd fscache sunrpc psmouse serio_raw evbug pcspkr i2c_piix4 e1000 floppy [ 190.602565] CPU: 2 PID: 14520 Comm: btrfs Not tainted 3.13.0-fdm-btrfs-next-26+ #1 [ 190.602728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 190.602868] task: ffff8800d447c920 ti: ffff8801fa79e000 task.ti: ffff8801fa79e000 [ 190.603030] RIP: 0010:[<ffffffff813266b4>] [<ffffffff813266b4>] memcpy+0x54/0x110 [ 190.603262] RSP: 0018:ffff8801fa79f880 EFLAGS: 00010202 [ 190.603395] RAX: ffff8800d4326e3f RBX: 000000000000036a RCX: ffff880000000000 [ 190.603553] RDX: 000000000000032a RSI: ffe708844042936a RDI: ffff8800d43271a9 [ 190.603710] RBP: ffff8801fa79f8c8 R08: 00000000003a4ef0 R09: 0000000000000000 [ 190.603867] R10: 793a4ef09f000000 R11: 9f0000000053726f R12: ffff8800d43271a9 [ 190.604020] R13: 0000160000000000 R14: ffff8802110134f0 R15: 000000000000036a [ 190.604020] FS: 00007fb423d09b80(0000) GS:ffff880216200000(0000) knlGS:0000000000000000 [ 190.604020] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 190.604020] CR2: 00007fb4229d4b78 CR3: 00000001f5d76000 CR4: 00000000000006e0 [ 190.604020] Stack: [ 190.604020] ffffffffa01f4d49 ffff8801fa79f8f0 00000000000009f9 ffff8801fa79f8c8 [ 190.604020] 00000000000009f9 ffff880211013260 000000000000f971 ffff88021147dba8 [ 190.604020] 00000000000009f9 ffff8801fa79f918 ffffffffa02367f5 ffff8801fa79f928 [ 190.604020] Call Trace: [ 190.604020] [<ffffffffa01f4d49>] ? read_extent_buffer+0xb9/0x120 [btrfs] [ 190.604020] [<ffffffffa02367f5>] fs_path_add_from_extent_buffer+0x45/0x60 [btrfs] [ 190.604020] [<ffffffffa0238806>] get_first_ref+0x1f6/0x210 [btrfs] [ 190.604020] [<ffffffffa0238994>] __get_cur_name_and_parent+0x174/0x3a0 [btrfs] [ 190.604020] [<ffffffff8118df3d>] ? kmem_cache_alloc_trace+0x11d/0x1e0 [ 190.604020] [<ffffffffa0236674>] ? fs_path_alloc+0x24/0x60 [btrfs] [ 190.604020] [<ffffffffa0238c91>] get_cur_path+0xd1/0x240 [btrfs] (...) Steps to reproduce (either crash or some weirdness like an odd path string): mkfs.btrfs -f -O extref /dev/sdd mount /dev/sdd /mnt mkdir /mnt/testdir touch /mnt/testdir/foobar for i in `seq 1 2550`; do ln /mnt/testdir/foobar /mnt/testdir/foobar_link_`printf "%04d" $i` done ln /mnt/testdir/foobar /mnt/testdir/final_foobar_name rm -f /mnt/testdir/foobar for i in `seq 1 2550`; do rm -f /mnt/testdir/foobar_link_`printf "%04d" $i` done btrfs subvolume snapshot -r /mnt /mnt/mysnap btrfs send /mnt/mysnap -f /tmp/mysnap.send Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com> Signed-off-by: Chris Mason <clm@fb.com> Reviewed-by: Liu Bo <bo.li.liu@oracle.com> 20 May 2014, 17:18:26 UTC
d3ecfcd Btrfs: fix EIO on reading file after ioctl clone works on it For inline data extent, we need to make its length aligned, otherwise, we can get a phantom extent map which confuses readpages() to return -EIO. This can be detected by xfstests/btrfs/035. Reported-by: David Disseldorp <ddiss@suse.de> Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Signed-off-by: Chris Mason <clm@fb.com> 20 May 2014, 17:17:48 UTC
e1618d4 vlan: Fix build error wth vlan_get_encap_level() The new function vlan_get_encap_level() uses vlan_dev_priv() which is only conditionally avaialble when VLAN support is enabled. Make vlan_get_encap_level() conditionally available as well. Fixes: 44a4085538c8 ("bonding: Fix stacked device detection in arp monitoring") Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> CC: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Vlad Yasevich <vyasevic@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> 20 May 2014, 15:24:26 UTC
4f2f203 drm/radeon/pm: don't allow debugfs/sysfs access when PX card is off (v2) When the PX card is off don't try and access it. Avoid hw access to the card while it's off (e.g., reading back invalid temperature). v2: be less strict bug: https://bugzilla.kernel.org/show_bug.cgi?id=76321 Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Christian König <christian.koenig@amd.com> 20 May 2014, 12:42:08 UTC
24f47ac drm/radeon: avoid segfault on device open when accel is not working. When accel is not working on device with virtual address space radeon segfault because the ib buffer is NULL and trying to map it inside the virtual address space trigger segfault. This patch only map the ib buffer if accel is working. Cc: <stable@vger.kernel.org> Signed-off-by: Jérôme Glisse <jglisse@redhat.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> 20 May 2014, 12:42:06 UTC
74ad54f drm/radeon: fix typo in finding PLL params Otherwise the limit is raised to high. Signed-off-by: Christian König <christian.koenig@amd.com> Tested-by: Ken Moffat <zarniwhoop@ntlworld.com> 20 May 2014, 12:42:05 UTC
4955bb0 drm/radeon: fix register typo on si Probably a copy paste typo. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> Cc: stable@vger.kernel.org 20 May 2014, 12:42:04 UTC
4b09556 drm/radeon: fix buffer placement under memory pressure v2 Some buffers (UVD/VM page tables) must be placed in VRAM, but the byte restriction for moving buffers didn't took this into account. v2: keep closer to the original code Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Marek Olšák <marek.olsak@amd.com> 20 May 2014, 12:42:02 UTC
4906f68 drm/radeon: fix page directory update size estimation Take padding into account as well. Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=75651 Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> 20 May 2014, 12:42:01 UTC
d8ade35 drm/radeon: handle non-VGA class pci devices with ATRM Newer PX systems have non-VGA pci class dGPUs. Update the ATRM fetch method to handle those cases. bug: https://bugzilla.kernel.org/show_bug.cgi?id=75401 Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> Cc: stable@vger.kernel.org 20 May 2014, 12:42:00 UTC
89d2618 drm/radeon: fix DCE83 check for mullins Mullins is DCE83 just like Kabini. Set the proper number of endpoints on mullins. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> 20 May 2014, 12:41:58 UTC
2fc5703 drm/radeon: check VCE relocation buffer range v3 v2 (chk): fix image size storage v3 (chk): fix UV size calculation Signed-off-by: Leo Liu <leo.liu@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> 20 May 2014, 12:40:46 UTC
5440925 drm/radeon: also try GART for CPU accessed buffers Placing them exclusively into VRAM might not work all the time. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=78297 Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org 20 May 2014, 12:19:25 UTC
68b7752 scripts/checksyscalls.sh: Make renameat optional The new renameat2 syscall provides all the functionality of renameat with an additional flags argument, so make renameat optional so that future architectures can omit it without getting a warning. This patch doesn't affect existing architectures. Signed-off-by: James Hogan <james.hogan@imgtec.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: linux-arch@vger.kernel.org 20 May 2014, 08:59:38 UTC
63ba600 asm-generic: Add renameat2 syscall Add the renameat2 syscall to the generic syscall list, which is used by the following architectures: arc, arm64, c6x, hexagon, metag, openrisc, score, tile, unicore32. Signed-off-by: James Hogan <james.hogan@imgtec.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: linux-arch@vger.kernel.org Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will.deacon@arm.com> Cc: linux-arm-kernel@lists.infradead.org Cc: Mark Salter <msalter@redhat.com> Cc: Aurelien Jacquiot <a-jacquiot@ti.com> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: linux-hexagon@vger.kernel.org Cc: linux-metag@vger.kernel.org Cc: Jonas Bonn <jonas@southpole.se> Cc: Chen Liqin <liqin.linux@gmail.com> Cc: Lennox Wu <lennox.wu@gmail.com> Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> 20 May 2014, 08:59:38 UTC
3ca976a ia64: add renameat2 syscall Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Tony Luck <tony.luck@intel.com> 20 May 2014, 08:59:38 UTC
18e480a parisc: add renameat2 syscall Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Helge Deller <deller@gmx.de> 20 May 2014, 08:59:37 UTC
cc79f00 m68k: add renameat2 syscall Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> 20 May 2014, 08:59:37 UTC
60b5f90 Merge tag 'sound-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound Pull sound fixes from Takashi Iwai: "Unfortunately this update became bigger than previous pull requests, which is almost a pattern in rc5-6. But, the only obvious big changes are for the new Intel DSP ASoC drivers, so the impact must be fairly limited. Other than that, usual small fixes in various fields: HD-audio, ASoC core and ASoC fsl and codec drivers" * tag 'sound-3.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (26 commits) ALSA: sb_mixer: missing return statement ASoC: wm8962: Update register CLASS_D_CONTROL_1 to be non-volatile ASoC: Intel: Fix Baytrail SST DSP firmware loading ALSA: hda - mask buggy stream DMA0 for Broadwell display controller ALSA: hda - Add new GPU codec ID to snd-hda ASoC: fsl_esai: Set PCRC and PRRC registers at the end of hw_params() ASoC: fsl_esai: Only bypass sck_div for EXTAL source ASoC: fsl_esai: Fix incorrect condition within ratio range check for FP ASoC: dapm: Fix SUSPEND -> OFF bias sequence ASoC: dapm: Skip CODEC<->CODEC links in connect_dai_link_widgets() ASoC: pcm: Fix incorrect condition check for case SNDRV_PCM_TRIGGER_SUSPEND ALSA: hda - add headset mic detect quirks for three Dell laptops ASoC: Update Cirrus Logic CODEC maintainers. ASoC: Intel: Fix block offset calculations. ASoC: Intel: Fix check for pdata usage before dereference. ASoC: Intel: Fix stream position pointer. ASoC: Intel: Fix allow hw_params to be called more than once. ASoC: Intel: Fix Audio DSP usage when IOMMU is enabled. ASoC: Intel: Fix Haswell/Broadwell DSP page table creation. ASoC: Intel: Fix allocated block list usage when adding blocks. ... 20 May 2014, 07:50:38 UTC
c7d6891 Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus Pull MIPS fixes from Ralf Baechle: "MIPS fixes for various loose ends: - Fix workarounds for R4000 erratum. - Patch up DEC, Siemens-Nixdorf and Loongson hardware support. - Wire up renameat2 syscall. - Delete unused file - it was causing false warnings from maintenance scripts. - Revert a patch because it's functionality is now implemented twice which causes superfluous /proc/cpuinfo output. - Fix a microMIPS regression" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: mm: Fix broken microMIPS kernel regression. MIPS: Add new AUDIT_ARCH token for the N32 ABI on MIPS64 MIPS: Wire up renameat2 syscall. MIPS: inst.h: Rename BITFIELD_FIELD to __BITFIELD_FIELD. MIPS: Remove file missed when removing rm9k support a while ago. MIPS/loongson2_cpufreq: Fix CPU clock rate setting MIPS: Loongson: No need to select GENERIC_HARDIRQS_NO__DO_IRQ MIPS: csum_partial.S CPU_DADDI_WORKAROUNDS bug fix MIPS: __strncpy_from_user_asm CPU_DADDI_WORKAROUNDS bug fix MIPS: __delay CPU_DADDI_WORKAROUNDS bug fix MIPS: DEC/SNI: O32 wrapper stack switching fixes MIPS: DEC: Bus error handler <asm/cpu-type.h> fixes MAINTAINERS: TURBOchannel: Update entry Revert "MIPS: MT: proc: Add support for printing VPE and TC ids" 20 May 2014, 07:47:33 UTC
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