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d98c7a0 [PATCH] compound page: default destructor Somehow I imagined that calling a NULL destructor would free a compound page rather than oopsing. No, we must supply a default destructor, __free_pages_ok using the order noted by prep_compound_page. hugetlb can still replace this as before with its own free_huge_page pointer. The case that needs this is not common: rarely does put_compound_page's put_page_testzero bring the count down to 0. But if get_user_pages is applied to some part of a compound page, without immediate release (e.g. AIO or Infiniband), then it's possible for its put_page to come after the containing vma has been unmapped and the driver done its free_pages. That's just the kind of case compound pages are supposed to be guarding against (but Nick points out, nor did PageReserved handle this right). Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 15 February 2006, 00:09:33 UTC
41d78ba [PATCH] compound page: use page[1].lru If a compound page has its own put_page_testzero destructor (the only current example is free_huge_page), that is noted in page[1].mapping of the compound page. But that's rather a poor place to keep it: functions which call set_page_dirty_lock after get_user_pages (e.g. Infiniband's __ib_umem_release) ought to be checking first, otherwise set_page_dirty is liable to crash on what's not the address of a struct address_space. And now I'm about to make that worse: it turns out that every compound page needs a destructor, so we can no longer rely on hugetlb pages going their own special way, to avoid further problems of page->mapping reuse. For example, not many people know that: on 50% of i386 -Os builds, the first tail page of a compound page purports to be PageAnon (when its destructor has an odd address), which surprises page_add_file_rmap. Keep the compound page destructor in page[1].lru.next instead. And to free up the common pairing of mapping and index, also move compound page order from index to lru.prev. Slab reuses page->lru too: but if we ever need slab to use compound pages, it can easily stack its use above this. (akpm: decoded version of the above: the tail pages of a compound page now have ->mapping==NULL, so there's no need for the set_page_dirty[_lock]() caller to check that they're not compund pages before doing the dirty). Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 15 February 2006, 00:09:33 UTC
7277232 [PATCH] pktcdvd: Reduce stack usage Reduce stack usage in the pkt_start_write() function. Even though it's not currently a real problem, the pages and offsets arrays can be eliminated, which saves approximately 1000 bytes of stack space. Signed-off-by: Peter Osterlund <petero2@telia.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 15 February 2006, 00:09:33 UTC
948423e [PATCH] pktcdvd: Don't unlock the door if the disc is in use Unlocking the door when the disc is in use is obviously not good, because then it's possible to eject the disc at the wrong time and cause severe disc data corruption. Signed-off-by: Peter Osterlund <petero2@telia.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 15 February 2006, 00:09:33 UTC
01fd9fd [PATCH] pktcdvd: Allow non-writable media to be mounted If opening for write fails, the open method should return -EROFS. This makes "mount" try again with a read-only mount, instead of just giving up. Signed-off-by: Peter Osterlund <petero2@telia.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 15 February 2006, 00:09:33 UTC
61a3493 [PATCH] pktcdvd: Don't spam the kernel log when nothing is wrong Change some messages that don't indicate an error so that they are only printed when debugging is enabled. Signed-off-by: Peter Osterlund <petero2@telia.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 15 February 2006, 00:09:33 UTC
f78cf0d Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband 14 February 2006, 21:49:37 UTC
4cbf876 [MIPS] Fix typo in _sys32_rt_sigreturn and _sysn32_rt_sigreturn. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:26 UTC
9cf8ff9 [MIPS] Fix CPU type bitmasks for MIPS III, IV and V. Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:25 UTC
387a154 [MIPS] RM9000: Fix buggy I-cache workaround. Signed-off-by: Thomas Koeller <thomas.koeller@baslerweb.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:25 UTC
74a96d9 [MIPS] MT: Propagate config7 into VPE. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:25 UTC
fdc9bb1 [MIPS] MT: Fix c0 back-to-back hazard. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:25 UTC
fbb6b3a [MIPS] Get rid of kludgery needed to keep stdargs of old compilers working. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:25 UTC
3218357 [MIPS] More uaccess.h fixes with gcc >= 4.0.1. From Richard Sandiford <richard@codesourcery.com>: This patch caused a miscompilation of the restore_gp_regs() block in restore_sigcontext(). This was in a 32-bit kernel compiled with GCC CVS head. restore_gp_regs() copies 64-bit user fields into 32-bit variables, and in this combination, the new __get_user_asm_ll32() clobbers too many registers. It says: /* * Get a long long 64 using 32 bit registers. */ { \ __asm__ __volatile__( \ "1: lw %1, (%3) \n" \ "2: lw %D1, 4(%3) \n" \ " move %0, $0 \n" \ "3: .section .fixup,\"ax\" \n" \ "4: li %0, %4 \n" \ " move %1, $0 \n" \ " move %D1, $0 \n" \ " j 3b \n" \ " .previous \n" \ " .section __ex_table,\"a\" \n" \ " " __UA_ADDR " 1b, 4b \n" \ " " __UA_ADDR " 2b, 4b \n" \ " .previous \n" \ : "=r" (__gu_err), "=&r" (val) \ : "0" (0), "r" (addr), "i" (-EFAULT)); \ } and this requires val (%1) to be a 64-bit value. In the case I saw, gcc was using $3 for the 32-bit val, and wasn't expecting $4 to be clobbered. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:24 UTC
41700e7 [MIPS] Add protected_blast_icache_range, blast_icache_range, etc. Add blast_xxx_range(), protected_blast_xxx_range() etc. for common use. They are built by __BUILD_BLAST_CACHE_RANGE(). Use protected_cache_op() macro for various protected_ routines. Output code should be logically same. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:24 UTC
6307751 [MIPS] Rewrite get_wchan and its helper functions using kallsyms_lookup. Implement get_wchan() and frame_info_init() using kallsyms_lookup(). This fixes problem with static sched/lock functions and mfinfo[] maintenance issue. If CONFIG_KALLSYMS was disabled, get_wchan() just returns thread_saved_pc() value. Also unwind stackframe based on "addiu sp,-imm" analysis instead of frame pointer. This fixes problem with functions compiled without -fomit-frame-pointer. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:24 UTC
1bdfd0d [MIPS] Remove commented out function prom_build_cpu_map. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:24 UTC
359bbd4 [MIPS] Fold non-__mips64 case into CONFIG_32BIT case. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:23 UTC
a3c9dc3 [MIPS] Update docs to reflect the latest status of the Alchemy IDE driver. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:23 UTC
f32ec77 [MIPS] RM200: Give RM200 it's own timex.h. So we can get rid of config.h and the #ifdef crapola in the generic timex.h. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> 14 February 2006, 19:13:23 UTC
5552c28 [PATCH] Fix locking error in esp Noted by Al Viro. Also remove unused tmp_buf Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 14 February 2006, 18:01:39 UTC
3037944 [PATCH] x86: fix oprofile kernel callgraph regression Fix x86 oprofile regression introduced by: commit c34d1b4d165c67b966bca4aba026443d7ff161eb [PATCH] mm: kill check_user_page_readable That commit reorganized tests for the userspace stack walking moving all those tests into dump_backtrace(), however, dump_backtrace() was used for both userspace and kernel stalk walking. The result is typically no recorded callgraph information for kernel samples. Revive the original function as dump_kernel_backtrace() and rename the other to dump_user_backtrace() to avoid future confusion. Signed-off-by: Gerald Britton <gbritton@alum.mit.edu> Apology-from: Hugh Dickins <hugh@veritas.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 14 February 2006, 16:25:29 UTC
b739db7 Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/i2c-2.6 14 February 2006, 16:22:57 UTC
1853996 Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6 14 February 2006, 16:21:57 UTC
41d9c98 [PATCH] i2c: Drop outdated probe/remove code in i2c-isa Probe and remove methods are now defined at bus level. No more need to redefine them at driver level in i2c-isa. This lets us get rid of these annoying messages: Driver 'it87-isa' needs updating - please use bus_type methods Thanks to Nicolas Mailhot for reporting the problem and testing the fix. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 06:30:10 UTC
be79c38 [PATCH] it87: Fix oops on removal Fix an oops on it87 module removal when no supported hardware was found. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 06:30:10 UTC
a40f0b0 [PATCH] w83627hf: Document the reset module parameter Document the reset module parameter which was recently added to the w83627hf driver. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 06:30:09 UTC
c7f5d7e [PATCH] w83781d: Use real-time status registers Use the real-time status registers of the Winbond W83782D, W83783S and W83627HF chips, instead of the interrupt status registers. Interrupts cannot be trusted at least for voltage inputs, as they are two-times triggers (as opposed to comparator mode, which we want.) The w83627hf driver was fixed in a similar way some times ago. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 06:30:09 UTC
e3efa5a [PATCH] vt8231: Fix sysfs temperature interface The VT8231 low temperature limits are actually hysteresis temperatures to the high limits. Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: Roger Lucas <roger@planbit.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 06:30:09 UTC
16f05be [PATCH] USB: unusual-devs bugfix The following patch looks good to me. It adds an unusual_devs entry as well as fixing an ordering bug. Please apply. From: Bohdan Linda <bohdan.linda@gmail.com> Signed-off-by: Phil Dibowitz <phil@ipom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:40 UTC
982db2a [PATCH] USB: unusual_devs.h entry: iAUDIO M5 Another unusual_devs.h entry (as652). Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:40 UTC
1d614a4 [PATCH] USB: unusual_devs.h entry: TrekStor i.Beat A new unusual_devs.h entry (as651). Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:40 UTC
ba3e93a [PATCH] usb-storage: unusual_devs entry Here is a new entry for unusual_devs.h (as630). Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:40 UTC
a2149bc [PATCH] usb-storage: new unusual_devs entry This patch (as631) for unusual_devs.h fixes bugzilla entry 5913. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Phil Dibowitz <phil@ipom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:40 UTC
a0c53f1 [PATCH] USB: sl811_cs needs platform_device conversion too The switchover to "platform_driver" from "device_driver" missed one rather essential usage, which broke the sl811_cs driver ... this resolves the omission. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:39 UTC
c6c2772 [PATCH] USB: PL2303: Leadtek 9531 GPS-Mouse The patch adds the USB ID (0413:2101) for the Leadtek GPS-Mouse 9531 to the driver pl2303. Signed-off-by: Christian Lindner <christian.lindner@gmx.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:39 UTC
343a65c [PATCH] USB: change ldusb's experimental state Signed-off-by: Michael Hund <mhund@ld-didactic.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:39 UTC
ba3e66e [PATCH] USB: add new device ids to ldusb Signed-off-by: Michael Hund <mhund@ld-didactic.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:39 UTC
a38408c [PATCH] USB: fix up the usb early handoff logic for EHCI Disable some dubious "early" USB handoff code that allegedly works around bugs on some systems (we don't know which ones) but rudely breaks some others. Also make the kernel warnings reporting BIOS handoff problems be more useful, reporting the register whose value displays the trouble. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 14 February 2006, 05:33:39 UTC
108dff7 [PATCH] sys_newfstatat -> sys_fstatat64 parisc defines ARCH_WANT_STAT64, so we want to use fstatat64. It does not appear that it needs to be ENTRY_COMP, because struct stat64 is the same on both 32-bit and 64-bit (unlike on other platforms which did define a compat_sys_fstatat64.) Signed-off-by: Grant Grundler <grundler@parisc-linux.org> Signed-off-by: Kyle McMartin <kyle@parisc-linux.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 14 February 2006, 03:58:47 UTC
a110d51 Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/kyle/parisc-2.6 14 February 2006, 03:40:19 UTC
934a359 Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq 14 February 2006, 03:10:43 UTC
b4d9eda [NET]: Revert skb_copy_datagram_iovec() recursion elimination. Revert the following changeset: bc8dfcb93970ad7139c976356bfc99d7e251deaf Recursive SKB frag lists are really possible and disallowing them breaks things. Noticed by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net> 14 February 2006, 00:06:10 UTC
00de651 [IPSEC]: Fix strange IPsec freeze. Problem discovered and initial patch by Olaf Kirch: there's a problem with IPsec that has been bugging some of our users for the last couple of kernel revs. Every now and then, IPsec will freeze the machine completely. This is with openswan user land, and with kernels up to and including 2.6.16-rc2. I managed to debug this a little, and what happens is that we end up looping in xfrm_lookup, and never get out. With a bit of debug printks added, I can this happening: ip_route_output_flow calls xfrm_lookup xfrm_find_bundle returns NULL (apparently we're in the middle of negotiating a new SA or something) We therefore call xfrm_tmpl_resolve. This returns EAGAIN We go to sleep, waiting for a policy update. Then we loop back to the top Apparently, the dst_orig that was passed into xfrm_lookup has been dropped from the routing table (obsolete=2) This leads to the endless loop, because we now create a new bundle, check the new bundle and find it's stale (stale_bundle -> xfrm_bundle_ok -> dst_check() return 0) People have been testing with the patch below, which seems to fix the problem partially. They still see connection hangs however (things only clear up when they start a new ping or new ssh). So the patch is obvsiouly not sufficient, and something else seems to go wrong. I'm grateful for any hints you may have... I suggest that we simply bail out always. If the dst decides to die on us later on, the packet will be dropped anyway. So there is no great urgency to retry here. Once we have the proper resolution queueing, we can then do the retry again. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Olaf Kirch <okir@suse.de> Signed-off-by: David S. Miller <davem@davemloft.net> 14 February 2006, 00:01:27 UTC
6d3e85e [IPV6] Don't store dst_entry for RAW socket Signed-off-by: Nicolas DICHTEL <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:56:13 UTC
72fb630 [APPLETALK]: warning fix drivers/net/appletalk/cops.c: In function `cops_load': drivers/net/appletalk/cops.c:539: warning: assignment discards qualifiers from pointer target type drivers/net/appletalk/cops.c:547: warning: assignment discards qualifiers from pointer target type Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:53:41 UTC
e200bd8 [NETLINK] genetlink: Fix bugs spotted by Andrew Morton. - panic() doesn't return. - Don't forget to unlock on genl_register_family() error path - genl_rcv_msg() is called via pointer so there's no point in declaring it `inline'. Notes: genl_ctrl_event() ignores the genlmsg_multicast() return value. lots of things ignore the genl_ctrl_event() return value. Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:51:24 UTC
178a325 [BRIDGE]: Better fix for netfilter missing symbol has_bridge_parent Horms patch was the best of the three fixes. Dave, already applied Harald's version, so this patch converts that to the better one. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:43:58 UTC
a6c1cd5 [NETFILTER] Fix Kconfig menu level for x_tables The new x_tables related Kconfig options appear at the wrong menu level without this patch. Signed-off-by: Harald Welte <laforge@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:42:48 UTC
15c38c6 Merge master.kernel.org:/pub/scm/linux/kernel/git/holtmann/bluetooth-2.6 13 February 2006, 23:40:55 UTC
99e382a [P8023]: Fix tainting of kernel. Missing license tag. I've assumed this is GPL. (It could also use a MODULE_AUTHOR) Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:38:42 UTC
77decfc [IPV4] ICMP: Invert default for invalid icmp msgs sysctl isic can trigger these msgs to be spewed at a very high rate. There's already a sysctl to turn them off. Given these messages aren't useful for most people, this patch disables them by default. Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:36:21 UTC
bf3883c [ATM]: Ratelimit atmsvc failure messages This seems to be trivial to trigger. Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:34:58 UTC
7a11c4d [IRDA]: Ratelimit messages. From: Joe Perches <joe@perches.com> Based upon a patch by Dave Jones. Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 23:34:11 UTC
7d2babc IB/mthca: bump driver version and release date Signed-off-by: Roland Dreier <rolandd@cisco.com> 13 February 2006, 20:19:44 UTC
75c0141 [PATCH] Remove "RV370 5B60 [Radeon X300 (PCIE)]" from DRI list I get a machine check exception, triple fault, or NMI watchdog lockup when DRI gets enabled on this card. (And Mauro Tassinari <mtassinari@cmanet.it> reports hung kernels too in http://lkml.org/lkml/2006/1/26/97) [ Adrian Bunk also states that this is the only RV350 entry for an RV370 in our lists, which implies that it's just buggy ] Cc: Adrian Bunk <bunk@stusta.de> Cc: Dave Jones <davej@redhat.com> Cc: Mauro Tassinari <mtassinari@cmanet.it> Cc: Dave Airlie <airlied@linux.ie> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 19:14:45 UTC
90947ef [PATCH] reiserfs: fix potential (unlikely) oops in reiserfs_get_acl This fixes a potential oops if there is an error reported by posix_acl_from_disk(). This is mostly theoretical due to the use of magics and checksums in xattrs, but is still possible. Signed-off-by: Jeff Mahoney <jeffm@suse.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 16:56:01 UTC
326a625 [PATCH] MIPS 32bit machines need fstatat64 support. As noted by Jan Dittmer <jdi@l4x.org> Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 15:47:03 UTC
9225806 [Bluetooth] Fix firmware loading problem of BT3C driver Before the PCMCIA subsystem was fully integrated into the device and driver model, the BT3C driver had to workaround this when loading the firmware. This workaround is broken and makes the driver oops when loading the firmware. This patch removes this workaround and uses now the provided device structure from the PCMCIA subsystem. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> 13 February 2006, 10:40:07 UTC
7b005bd [Bluetooth] Fix NULL pointer dereferences of the HCI socket This patch fixes the two NULL pointer dereferences found by the sfuzz tool from Ilja van Sprundel. The first one was a call of getsockname() for an unbound socket and the second was calling accept() while this operation isn't implemented for the HCI socket interface. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> 13 February 2006, 10:40:03 UTC
56f3a40 [Bluetooth] Reduce L2CAP MTU for RFCOMM connections This patch reduces the default L2CAP MTU for all RFCOMM connections from 1024 to 1013 to improve the interoperability with some broken RFCOMM implementations. To make this more flexible the L2CAP MTU becomes also a module parameter and so it can changed at runtime. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> 13 February 2006, 10:39:57 UTC
40ad7a6 [SPARC]: sys_newfstatat --> sys_fstatat64 Signed-off-by: David S. Miller <davem@davemloft.net> 13 February 2006, 07:30:11 UTC
e9bb4c9 Linux v2.6.16-rc3 13 February 2006, 00:27:25 UTC
0d54106 [PATCH] x86_64: GART DMA merging fix Don't touch the non DMA members in the sg list in dma_map_sg in the IOMMU Some drivers (in particular ST) ran into problems because they reused the sg lists after passing them to pci_map_sg(). The merging procedure in the K8 GART IOMMU corrupted the state. This patch changes it to only touch the dma* entries during merging, but not the other fields. Approach suggested by Dave Miller. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 00:10:47 UTC
a65d17c [PATCH] arch/x86_64/kernel/traps.c PTRACE_SINGLESTEP oops We found a problem with x86_64 kernels with preemption enabled, where having multiple tasks doing ptrace singlesteps around the same time will cause the system to 'oops'. The problem seems that a task can get preempted out of the do_debug() processing while it is running on the DEBUG_STACK stack. If another task on that same cpu then enters do_debug() and uses the same per-cpu DEBUG_STACK stack, the previous preempted tasks's stack contents can be corrupted, and the system will oops when the preempted task is context switched back in again. The typical oops looks like the following: Unable to handle kernel paging request at ffffffffffffffae RIP: <ffffffff805452a1>{thread_return+34} PGD 103027 PUD 102429067 PMD 0 Oops: 0002 [1] PREEMPT SMP CPU 0 Modules linked in: Pid: 3786, comm: ssdd Not tainted 2.6.15.2 #1 RIP: 0010:[<ffffffff805452a1>] <ffffffff805452a1>{thread_return+34} RSP: 0018:ffffffff80824058 EFLAGS: 000136c2 RAX: ffff81017e12cea0 RBX: 0000000000000000 RCX: 00000000c0000100 RDX: 0000000000000000 RSI: ffff8100f7856e20 RDI: ffff81017e12cea0 RBP: 0000000000000046 R08: ffff8100f68a6000 R09: 0000000000000000 R10: 0000000000000000 R11: ffff81017e12cea0 R12: ffff81000c2d53e8 R13: ffff81017f5b3be8 R14: ffff81000c0036e0 R15: 000001056cbfc899 FS: 00002aaaaaad9b00(0000) GS:ffffffff80883800(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: ffffffffffffffae CR3: 00000000f6fcf000 CR4: 00000000000006e0 Process ssdd (pid: 3786, threadinfo ffff8100f68a6000, task ffff8100f7856e20) Stack: ffffffff808240d8 ffffffff8012a84a ffff8100055f6c00 0000000000000020 0000000000000001 ffff81000c0036e0 ffffffff808240b8 0000000000000000 0000000000000000 0000000000000000 Call Trace: <#DB> <ffffffff8012a84a>{try_to_wake_up+985} <ffffffff8012c0d3>{kick_process+87} <ffffffff8013b262>{signal_wake_up+48} <ffffffff8013b5ce>{specific_send_sig_info+179} <ffffffff80546abc>{_spin_unlock_irqrestore+27} <ffffffff8013b67c>{force_sig_info+159} <ffffffff801103a0>{do_debug+289} <ffffffff80110278>{sync_regs+103} <ffffffff8010ed9a>{paranoid_userspace+35} Unable to handle kernel paging request at 00007fffffb7d000 RIP: <ffffffff8010f2e4>{show_trace+465} PGD f6f25067 PUD f6fcc067 PMD f6957067 PTE 0 Oops: 0000 [2] PREEMPT SMP This patch disables preemptions for the task upon entry to do_debug(), before interrupts are reenabled, and then disables preemption before exiting do_debug(), after disabling interrupts. I've noticed that the task can be preempted either at the end of an interrupt, or on the call to force_sig_info() on the spin_unlock_irqrestore() processing. It might be better to attempt to code a fix in entry.S around the code that calls do_debug(). Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 00:10:47 UTC
8f6da52 [PATCH] orinoco: support smc2532w The orinoco wireless driver can support the SMC 2532W-B PC Card, so add the id for it. Signed-off-by: Jesse Allen <the3dfxdude@gmail.com> Cc: Pavel Roskin <proski@gnu.org> Cc: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 00:10:47 UTC
89edc3d [PATCH] reiserfs: disable automatic enabling of reiserfs inode attributes Unfortunately, the reiserfs_attrs_cleared bit in the superblock flag can lie. File systems have been observed with the bit set, yet still contain garbage in the stat data field, causing unpredictable results. This patch backs out the enable-by-default behavior. It eliminates the changes from: d50a5cd860ce721dbeac6a4f3c6e42abcde68cd8, and ef5e5414e7a83eb9b4295bbaba5464410b11e030. Signed-off-by: Jeff Mahoney <jeffm@suse.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 00:10:47 UTC
3c79192 [PATCH] netfilter: fix build error due to missing has_bridge_parent macro net/bridge/br_netfilter.c: In function `br_nf_post_routing': net/bridge/br_netfilter.c:808: warning: implicit declaration of function `has_bridge_parent' Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Cc: Harald Welte <laforge@netfilter.org> Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 13 February 2006, 00:10:47 UTC
d524c5e Merge master.kernel.org:/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog 12 February 2006, 18:26:57 UTC
19bf9cb [PATCH] s390: fstatat64 support Add fstatat64 support to s390 in order to follow changes with commit cff2b760096d1e6feaa31948e7af4abbefe47822 . Also fixes compilation for 31 bit. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 18:11:58 UTC
a7122f9 [WATCHDOG] pcwd.c - update module version info Update the module version defines. Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 13:46:48 UTC
af3b38d [WATCHDOG] pcwd.c show card info patch Put all code for showing the card's boot info in one sub-routine. Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 13:46:43 UTC
8587521 [WATCHDOG] pcwd.c move get_support to pcwd_check_temperature_support Rename get_support function to pcwd_check_temperature_support so that it is clearer what the function does. Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 13:46:39 UTC
8f0235d [WATCHDOG] pcwd.c Control Status #2 patch Add Control Status #2 bits (with defines) Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 13:46:32 UTC
a2be878 [WATCHDOG] pcwd.c private data struct patch more private data of the card to one struct. Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 13:46:25 UTC
f1c3a05 [WATCHDOG] pcwd.c card_found-- fix. When doing a __devexit from a card we should also decrement the cards_found counter. Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 13:46:11 UTC
fd41fa6 [WATCHDOG] pcwd.c add comments + tabs add extra comments for the include files changes spaces by tabs where it is appropriate. Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 13:45:56 UTC
3a69e57 [WATCHDOG] sa1100_wdt.c sparse clean (2) The following makes drivers/char/watchdog/sa1100_wdt.c sparse clean. (similar to the other watchdog drivers) Signed-off-by: Ian Campbell <icampbell@arcom.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> 12 February 2006, 11:58:17 UTC
bc6d7fd [PATCH] fbdev: video_setup() warning fix drivers/video/fbmem.c:1567: warning: 'video_setup' defined but not used Acked-by: "Antonino A. Daplas" <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:13 UTC
bc7fc06 [PATCH] nvidiafb: Add support for Geforce4 MX 4000 Add support for Geforce4 MX 4000 (0x185) Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:13 UTC
891e5e5 [PATCH] drivers/video/Kconfig: remove unused BUS_I2C option The BUS_I2C option is neither available (since there is no VISWS option in the kernel) nor does it have any effect - so why not remove it? Based on a report by Jean-Luc Leger <reiga@dspnet.fr.eu.org>. Signed-off-by: Adrian Bunk <bunk@stusta.de> Cc: "Antonino A. Daplas" <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:13 UTC
1d30883 [PATCH] tipar fixes - tipar_open(): fix unsigned comparison - tipar_open(): don't permit NULL pardevice (probably unneeded given the above fix). - tipar_init_module(): handle the situation where parport_register_driver() failed to register any devices (parport_register_driver() drops the ->attach return value on the floor). This probably makes fixes #1 and #2 unneeded. - tipar_init_module(): fix various error-path resource leaks. Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:13 UTC
ef1bea9 [PATCH] s390: remove one set of brackets in __constant_test_bit() Right now in __constant_test_bit for the s390 there is an extra set of () surrounding the calculation. This patch simply removes one set of () that is surrounding the whole clause. Signed-off-by: Eric Paris <eparis@redhat.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:13 UTC
0defa3c [PATCH] s390: add #ifdef __KERNEL__ to asm-s390/setup.h Based on a patch from Maximilian Attems <maks@sternwelten.at> . Nothing in asm-s390/setup.h is of interest for user space. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:13 UTC
e768427 [PATCH] s390: add support for unshare system call Add support for unshare system call. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:13 UTC
a386fba [PATCH] s390: fix non smp build of kexec Add missing smp_cpu_not_running define to avoid build warnings in the non smp case. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:12 UTC
5238da4 [PATCH] s390: update maintainers file Update URL for s390 and add maintainers for s390 networking and zfcp driver. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:12 UTC
9733e24 [PATCH] s390: earlier initialization of cpu_possible_map Initiliazing of cpu_possible_map was done in smp_prepare_cpus which is way too late. Therefore assign a static value to cpu_possible_map, since we don't have access to max_cpus in setup_arch. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:12 UTC
25fab9e [PATCH] s390: fix sclp memory corruption in tty pages list When the sclp interface takes very long to serve a request, the sclp core driver will report a failed request to the sclp tty driver even though the request is still being processed by the sclp interface. Eventually the sclp interface completes the request and updates some fields in the request buffer which leads to a corrupted tty pages list. The next time function sclp_tty_write_room is called, the corrupted list will be traversed, resulting in an oops. To avoid this remove the busy retry limit and increase retry intervals. Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:12 UTC
e6f3601 [PATCH] s390: update default configuration Switch on CONFIG_DEBUG_FS again. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:12 UTC
c48d865 [PATCH] s390: fix locking in __chp_add() and s390_subchannel_remove_chpid() Fix locking in __chp_add() and s390_subchannel_remove_chpid(): Need to disable/enable because they are always called from a thread (and not directly from a machine check...) Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
c0cdf19 [PATCH] x86: print out early faults via early_printk() Lost a few hours debugging an early-bootup fault within printk itself, which manifested itself as a hard to debug early hang. This patch makes it much easier by printing out early faults via early_printk(), which function is a lot simpler than a full printk, and hence more likely to succeed in emergencies. (We do not recover from early faults anyway, so there's no loss from not having these messages in the normal printk buffer.) Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
2903fb1 [PATCH] vmscan: skip reclaim_mapped determination if we do not swap This puts the variables and the way to get to reclaim_mapped in one block. And allows zone_reclaim or other things to skip the determination (maybe this whole block of code does not belong into refill_inactive_zone()?) Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
072eaa5 [PATCH] vmscan: remove duplicate increment of reclaim_in_progress shrink_zone() already increments reclaim_in_progress. No need to do it in balance_pgdat. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
80e4342 [PATCH] zone reclaim: do not check references to a page during zone reclaim shrink_list() and refill_inactive() check all ptes pointing to a page for reference bits in order to decide if the page should be put on the active list. This is not necessary for zone_reclaim since we are only interested in removing unmapped pages. Skip the checks in both functions. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
643a654 [PATCH] select: fix returned timeval With David Woodhouse <dwmw2@infradead.org> select() presently has a habit of increasing the value of the user's `timeout' argument on return. We were writing back a timeout larger than the original. We _deliberately_ round up, since we know we must wait at _least_ as long as the caller asks us to. The patch adds a couple of helper functions for magnitude comparison of timespecs and of timevals, and uses them to prevent the various poll and select functions from returning a timeout which is larger than the one which was passed in. The patch also fixes a bug in compat_sys_pselect7(): it was adding the new timeout value to the old one and was returning that. It should just return the new timeout value. (We have various handy timespec/timeval-to-from-nsec conversion functions in time.h. But this code open-codes it all). Cc: "David S. Miller" <davem@davemloft.net> Cc: Andi Kleen <ak@muc.de> Cc: Ulrich Drepper <drepper@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: george anzinger <george@mvista.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
33042a9 [PATCH] x86-64: Fix HPET timer on x460 [description from AK] The IBM Summit 3 chipset doesn't implement the HPET timer replacement option. Since the current Linux code relies on it use a mixed mode with both PIT for the interrupt and HPET counters for the time keeping. That was already implemented, but didn't work properly because it was still using the last interrupt offset in HPET. This resulted in x460 not booting. Fix this up by using the free running HPET counter. Shouldn't affect any other machine because they either use full HPET mode or no HPET at all. TBD needs a similar 32bit fix. Signed-off-by: Andi Kleen <ak@suse.de> Cc: Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com> Cc: Bob Picco <bob.picco@hp.com> Cc: Bjorn Helgaas <bjorn.helgaas@hp.com> Cc: john stultz <johnstul@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
e00d82d [PATCH] Add wording to m68k .S files to help clarify license info Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Matt Waddel <Matt.Waddel@freescale.com> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:11 UTC
cff2b76 [PATCH] fstatat64 support The *at patches introduced fstatat and, due to inusfficient research, I used the newfstat functions generally as the guideline. The result is that on 32-bit platforms we don't have all the information needed to implement fstatat64. This patch modifies the code to pass up 64-bit information if __ARCH_WANT_STAT64 is defined. I renamed the syscall entry point to make this clear. Other archs will continue to use the existing code. On x86-64 the compat code is implemented using a new sys32_ function. this is what is done for the other stat syscalls as well. This patch might break some other archs (those which define __ARCH_WANT_STAT64 and which already wired up the syscall). Yet others might need changes to accomodate the compatibility mode. I really don't want to do that work because all this stat handling is a mess (more so in glibc, but the kernel is also affected). It should be done by the arch maintainers. I'll provide some stand-alone test shortly. Those who are eager could compile glibc and run 'make check' (no installation needed). The patch below has been tested on x86 and x86-64. Signed-off-by: Ulrich Drepper <drepper@redhat.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Andi Kleen <ak@muc.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 12 February 2006, 05:41:10 UTC
20b8338 IPoIB: Yet another fix for send-only joins Even after the last fix, it's still possible for a send-only join to start before the join for the broadcast group has finished. This could cause us to create a multicast group using attributes from the broadcast group that haven't been initialized yet, so we would use garbage for the Q_Key, etc. Fix this by waiting until the broadcast group's attached flag is set before starting send-only joins. Signed-off-by: Roland Dreier <rolandd@cisco.com> 11 February 2006, 20:22:12 UTC
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