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- Remove a bunch of chicken bit options to turn off CPU features which

Browse source 
are not really needed anymore
 
 - Misc fixes and cleanups
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Merge tag 'x86_cpu_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 CPU feature updates from Borislav Petkov:

 - Remove a bunch of chicken bit options to turn off CPU features which
   are not really needed anymore

 - Misc fixes and cleanups

* tag 'x86_cpu_for_v5.19_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/speculation: Add missing prototype for unpriv_ebpf_notify()
  x86/pm: Fix false positive kmemleak report in msr_build_context()
  x86/speculation/srbds: Do not try to turn mitigation off when not supported
  x86/cpu: Remove "noclflush"
  x86/cpu: Remove "noexec"
  x86/cpu: Remove "nosmep"
  x86/cpu: Remove CONFIG_X86_SMAP and "nosmap"
  x86/cpu: Remove "nosep"
  x86/cpu: Allow feature bit names from /proc/cpuinfo in clearcpuid=
This commit is contained in:
Linus Torvalds 2022-05-23 18:01:31 -07:00
commit c5a3d3c01e
20 changed files with 121 additions and 204 deletions
Download patch file Download diff file Expand all files Collapse all files

8
tools/arch/x86/include/asm/disabled-features.h
View file

@ -10,12 +10,6 @@
* cpu_feature_enabled().
*/
#ifdef CONFIG_X86_SMAP
# define DISABLE_SMAP 0
#else
# define DISABLE_SMAP (1<<(X86_FEATURE_SMAP & 31))
#endif
#ifdef CONFIG_X86_UMIP
# define DISABLE_UMIP 0
#else
@ -80,7 +74,7 @@
#define DISABLED_MASK6 0
#define DISABLED_MASK7 (DISABLE_PTI)
#define DISABLED_MASK8 0
#define DISABLED_MASK9 (DISABLE_SMAP|DISABLE_SGX)
#define DISABLED_MASK9 (DISABLE_SGX)
#define DISABLED_MASK10 0
#define DISABLED_MASK11 0
#define DISABLED_MASK12 0