https://github.com/torvalds/linux
Revision 6f2d9d99213514360034c6d52d2c3919290b3504 authored by Jan Beulich on 08 July 2016, 12:15:07 UTC, committed by David Vrabel on 08 July 2016, 13:53:13 UTC
As of Xen 4.7 PV CPUID doesn't expose either of CPUID[1].ECX[7] and CPUID[0x80000007].EDX[7] anymore, causing the driver to fail to load on both Intel and AMD systems. Doing any kind of hardware capability checks in the driver as a prerequisite was wrong anyway: With the hypervisor being in charge, all such checking should be done by it. If ACPI data gets uploaded despite some missing capability, the hypervisor is free to ignore part or all of that data. Ditch the entire check_prereq() function, and do the only valid check (xen_initial_domain()) in the caller in its place. Signed-off-by: Jan Beulich <jbeulich@suse.com> Cc: <stable@vger.kernel.org> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
1 parent e5a7947
Tip revision: 6f2d9d99213514360034c6d52d2c3919290b3504 authored by Jan Beulich on 08 July 2016, 12:15:07 UTC
xen/acpi: allow xen-acpi-processor driver to load on Xen 4.7
xen/acpi: allow xen-acpi-processor driver to load on Xen 4.7
Tip revision: 6f2d9d9
File | Mode | Size |
---|---|---|
ABI | ||
DocBook | ||
EDID | ||
PCI | ||
RCU | ||
accounting | ||
acpi | ||
aoe | ||
arm | ||
arm64 | ||
auxdisplay | ||
backlight | ||
blackfin | ||
block | ||
blockdev | ||
bus-devices | ||
cdrom | ||
cgroup-v1 | ||
cma | ||
connector | ||
console | ||
cpu-freq | ||
cpuidle | ||
cris | ||
crypto | ||
development-process | ||
device-mapper | ||
devicetree | ||
dmaengine | ||
driver-model | ||
dvb | ||
early-userspace | ||
extcon | ||
fault-injection | ||
fb | ||
features | ||
filesystems | ||
firmware_class | ||
fmc | ||
fpga | ||
frv | ||
gpio | ||
hid | ||
hwmon | ||
i2c | ||
ia64 | ||
ide | ||
iio | ||
infiniband | ||
input | ||
ioctl | ||
isdn | ||
ja_JP | ||
kbuild | ||
kdump | ||
ko_KR | ||
laptops | ||
leds | ||
livepatch | ||
locking | ||
m68k | ||
memory-devices | ||
metag | ||
mic | ||
mips | ||
misc-devices | ||
mmc | ||
mn10300 | ||
mtd | ||
namespaces | ||
netlabel | ||
networking | ||
nfc | ||
nios2 | ||
nvdimm | ||
nvmem | ||
parisc | ||
pcmcia | ||
phy | ||
platform | ||
power | ||
powerpc | ||
pps | ||
prctl | ||
pti | ||
ptp | ||
rapidio | ||
s390 | ||
scheduler | ||
scsi | ||
security | ||
serial | ||
sh | ||
sound | ||
spi | ||
sysctl | ||
target | ||
thermal | ||
timers | ||
tpm | ||
trace | ||
usb | ||
vDSO | ||
video4linux | ||
virtual | ||
vm | ||
w1 | ||
watchdog | ||
wimax | ||
x86 | ||
xtensa | ||
zh_CN | ||
00-INDEX | -rw-r--r-- | 16.8 KB |
BUG-HUNTING | -rw-r--r-- | 8.1 KB |
Changes | -rw-r--r-- | 11.6 KB |
CodeOfConflict | -rw-r--r-- | 1.4 KB |
CodingStyle | -rw-r--r-- | 34.0 KB |
DMA-API-HOWTO.txt | -rw-r--r-- | 34.7 KB |
DMA-API.txt | -rw-r--r-- | 27.5 KB |
DMA-ISA-LPC.txt | -rw-r--r-- | 5.2 KB |
DMA-attributes.txt | -rw-r--r-- | 5.7 KB |
HOWTO | -rw-r--r-- | 26.8 KB |
IPMI.txt | -rw-r--r-- | 29.4 KB |
IRQ-affinity.txt | -rw-r--r-- | 2.5 KB |
IRQ-domain.txt | -rw-r--r-- | 10.6 KB |
IRQ.txt | -rw-r--r-- | 962 bytes |
Intel-IOMMU.txt | -rw-r--r-- | 3.8 KB |
Makefile | -rw-r--r-- | 152 bytes |
ManagementStyle | -rw-r--r-- | 12.9 KB |
SAK.txt | -rw-r--r-- | 2.8 KB |
SM501.txt | -rw-r--r-- | 2.8 KB |
SecurityBugs | -rw-r--r-- | 1.8 KB |
SubmitChecklist | -rw-r--r-- | 4.4 KB |
SubmittingDrivers | -rw-r--r-- | 6.2 KB |
SubmittingPatches | -rw-r--r-- | 35.7 KB |
VGA-softcursor.txt | -rw-r--r-- | 2.0 KB |
adding-syscalls.txt | -rw-r--r-- | 23.8 KB |
applying-patches.txt | -rw-r--r-- | 19.5 KB |
assoc_array.txt | -rw-r--r-- | 20.0 KB |
atomic_ops.txt | -rw-r--r-- | 22.0 KB |
bad_memory.txt | -rw-r--r-- | 1.1 KB |
basic_profiling.txt | -rw-r--r-- | 1.7 KB |
bcache.txt | -rw-r--r-- | 16.4 KB |
binfmt_misc.txt | -rw-r--r-- | 6.5 KB |
braille-console.txt | -rw-r--r-- | 1.4 KB |
bt8xxgpio.txt | -rw-r--r-- | 4.3 KB |
btmrvl.txt | -rw-r--r-- | 2.9 KB |
bus-virt-phys-mapping.txt | -rw-r--r-- | 7.9 KB |
cachetlb.txt | -rw-r--r-- | 17.1 KB |
cgroup-v2.txt | -rw-r--r-- | 56.7 KB |
circular-buffers.txt | -rw-r--r-- | 8.4 KB |
clk.txt | -rw-r--r-- | 10.3 KB |
coccinelle.txt | -rw-r--r-- | 9.0 KB |
cpu-hotplug.txt | -rw-r--r-- | 16.8 KB |
cpu-load.txt | -rw-r--r-- | 3.0 KB |
cputopology.txt | -rw-r--r-- | 4.5 KB |
crc32.txt | -rw-r--r-- | 8.5 KB |
dcdbas.txt | -rw-r--r-- | 3.6 KB |
debugging-modules.txt | -rw-r--r-- | 954 bytes |
debugging-via-ohci1394.txt | -rw-r--r-- | 7.4 KB |
dell_rbu.txt | -rw-r--r-- | 4.9 KB |
devices.txt | -rw-r--r-- | 115.1 KB |
digsig.txt | -rw-r--r-- | 2.8 KB |
dma-buf-sharing.txt | -rw-r--r-- | 22.0 KB |
dontdiff | -rw-r--r-- | 2.5 KB |
dynamic-debug-howto.txt | -rw-r--r-- | 12.6 KB |
edac.txt | -rw-r--r-- | 24.7 KB |
efi-stub.txt | -rw-r--r-- | 3.2 KB |
eisa.txt | -rw-r--r-- | 7.1 KB |
email-clients.txt | -rw-r--r-- | 10.9 KB |
flexible-arrays.txt | -rw-r--r-- | 5.5 KB |
futex-requeue-pi.txt | -rw-r--r-- | 5.0 KB |
gcov.txt | -rw-r--r-- | 7.6 KB |
gdb-kernel-debugging.txt | -rw-r--r-- | 6.6 KB |
highuid.txt | -rw-r--r-- | 2.4 KB |
hsi.txt | -rw-r--r-- | 2.9 KB |
hw_random.txt | -rw-r--r-- | 3.5 KB |
hwspinlock.txt | -rw-r--r-- | 12.7 KB |
init.txt | -rw-r--r-- | 2.5 KB |
initrd.txt | -rw-r--r-- | 14.1 KB |
intel_txt.txt | -rw-r--r-- | 10.2 KB |
io-mapping.txt | -rw-r--r-- | 3.2 KB |
io_ordering.txt | -rw-r--r-- | 1.9 KB |
iostats.txt | -rw-r--r-- | 8.0 KB |
irqflags-tracing.txt | -rw-r--r-- | 2.3 KB |
isa.txt | -rw-r--r-- | 5.2 KB |
isapnp.txt | -rw-r--r-- | 433 bytes |
java.txt | -rw-r--r-- | 10.9 KB |
kasan.txt | -rw-r--r-- | 8.1 KB |
kcov.txt | -rw-r--r-- | 3.4 KB |
kernel-doc-nano-HOWTO.txt | -rw-r--r-- | 11.7 KB |
kernel-docs.txt | -rw-r--r-- | 33.2 KB |
kernel-parameters.txt | -rw-r--r-- | 155.5 KB |
kernel-per-CPU-kthreads.txt | -rw-r--r-- | 13.2 KB |
kmemcheck.txt | -rw-r--r-- | 29.9 KB |
kmemleak.txt | -rw-r--r-- | 8.5 KB |
kobject.txt | -rw-r--r-- | 18.0 KB |
kprobes.txt | -rw-r--r-- | 30.3 KB |
kref.txt | -rw-r--r-- | 8.4 KB |
kselftest.txt | -rw-r--r-- | 2.4 KB |
ldm.txt | -rw-r--r-- | 3.8 KB |
local_ops.txt | -rw-r--r-- | 6.5 KB |
lockup-watchdogs.txt | -rw-r--r-- | 4.1 KB |
logo.gif | -rw-r--r-- | 16.0 KB |
logo.txt | -rw-r--r-- | 563 bytes |
lzo.txt | -rw-r--r-- | 7.8 KB |
magic-number.txt | -rw-r--r-- | 8.7 KB |
mailbox.txt | -rw-r--r-- | 4.1 KB |
md-cluster.txt | -rw-r--r-- | 12.4 KB |
md.txt | -rw-r--r-- | 25.3 KB |
memory-barriers.txt | -rw-r--r-- | 114.0 KB |
memory-hotplug.txt | -rw-r--r-- | 18.0 KB |
men-chameleon-bus.txt | -rw-r--r-- | 6.1 KB |
module-signing.txt | -rw-r--r-- | 10.3 KB |
mono.txt | -rw-r--r-- | 2.5 KB |
nommu-mmap.txt | -rw-r--r-- | 12.7 KB |
ntb.txt | -rw-r--r-- | 6.3 KB |
numastat.txt | -rw-r--r-- | 836 bytes |
oops-tracing.txt | -rw-r--r-- | 12.8 KB |
padata.txt | -rw-r--r-- | 7.3 KB |
parport-lowlevel.txt | -rw-r--r-- | 32.2 KB |
parport.txt | -rw-r--r-- | 8.8 KB |
percpu-rw-semaphore.txt | -rw-r--r-- | 1.1 KB |
phy.txt | -rw-r--r-- | 7.5 KB |
pi-futex.txt | -rw-r--r-- | 5.7 KB |
pinctrl.txt | -rw-r--r-- | 50.4 KB |
pnp.txt | -rw-r--r-- | 6.8 KB |
preempt-locking.txt | -rw-r--r-- | 5.2 KB |
printk-formats.txt | -rw-r--r-- | 10.3 KB |
pwm.txt | -rw-r--r-- | 6.1 KB |
ramoops.txt | -rw-r--r-- | 5.2 KB |
rbtree.txt | -rw-r--r-- | 13.3 KB |
remoteproc.txt | -rw-r--r-- | 12.7 KB |
rfkill.txt | -rw-r--r-- | 5.0 KB |
robust-futex-ABI.txt | -rw-r--r-- | 8.7 KB |
robust-futexes.txt | -rw-r--r-- | 9.4 KB |
rpmsg.txt | -rw-r--r-- | 13.3 KB |
rtc.txt | -rw-r--r-- | 10.3 KB |
serial-console.txt | -rw-r--r-- | 4.0 KB |
sgi-ioc4.txt | -rw-r--r-- | 2.0 KB |
smsc_ece1099.txt | -rw-r--r-- | 2.4 KB |
sparse.txt | -rw-r--r-- | 3.8 KB |
stable_api_nonsense.txt | -rw-r--r-- | 9.2 KB |
stable_kernel_rules.txt | -rw-r--r-- | 6.0 KB |
static-keys.txt | -rw-r--r-- | 11.5 KB |
svga.txt | -rw-r--r-- | 14.1 KB |
sync_file.txt | -rw-r--r-- | 2.6 KB |
sysfs-rules.txt | -rw-r--r-- | 9.0 KB |
sysrq.txt | -rw-r--r-- | 11.8 KB |
this_cpu_ops.txt | -rw-r--r-- | 11.1 KB |
ubsan.txt | -rw-r--r-- | 3.1 KB |
unaligned-memory-access.txt | -rw-r--r-- | 10.4 KB |
unicode.txt | -rw-r--r-- | 6.5 KB |
unshare.txt | -rw-r--r-- | 13.1 KB |
vfio.txt | -rw-r--r-- | 21.3 KB |
vgaarbiter.txt | -rw-r--r-- | 8.1 KB |
video-output.txt | -rw-r--r-- | 1.1 KB |
vme_api.txt | -rw-r--r-- | 13.4 KB |
volatile-considered-harmful.txt | -rw-r--r-- | 5.6 KB |
workqueue.txt | -rw-r--r-- | 14.7 KB |
xillybus.txt | -rw-r--r-- | 17.7 KB |
xz.txt | -rw-r--r-- | 5.7 KB |
zorro.txt | -rw-r--r-- | 2.9 KB |
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