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Merge branch 'x86-cpufeature-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull x86 cpufeature updates from Ingo Molnar:
 "The main changes in this cycle were related to enable ring-3
  MONITOR/MWAIT instructions support on supported CPUs, by Grzegorz
  Andrejczuk and Piotr Luc"

* 'x86-cpufeature-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/cpufeature: Move RING3MWAIT feature to avoid conflicts
  x86/cpufeature: Enable RING3MWAIT for Knights Mill
  x86/cpufeature: Enable RING3MWAIT for Knights Landing
  x86/cpufeature: Add RING3MWAIT to CPU features
  x86/elf: Add HWCAP2 to expose ring 3 MONITOR/MWAIT
  x86/msr: Add MSR_MISC_FEATURE_ENABLES and RING3MWAIT bit
  x86/cpufeature: Add AVX512_VPOPCNTDQ feature
This commit is contained in:
Linus Torvalds
2017-02-20 14:37:08 -08:00
parent 2891e8e667 3bba73b1b7
commit 8a9365a472
9 changed files with 76 additions and 2 deletions
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4
Documentation/admin-guide/kernel-parameters.txt
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@@ -3561,6 +3561,10 @@
rhash_entries= [KNL,NET]
Set number of hash buckets for route cache
ring3mwait=disable
[KNL] Disable ring 3 MONITOR/MWAIT feature on supported
CPUs.
ro [KNL] Mount root device read-only on boot
rodata= [KNL]