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author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-07-30 12:16:03 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-07-30 12:16:03 -0700 |
commit | 527838d470e3a6e79e8ee9d5ddf28920df2a196e (patch) | |
tree | c771684749876b128d1d1168841f4213cae3bc8a /arch/x86/kernel/apic/apic.c | |
parent | ae3e10aba57c284818fd493b18732ce8a4632e1e (diff) | |
parent | 92a4728608a8fd228c572bc8ff50dd98aa0ddf2a (diff) |
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipHEADmaster
Pull x86 fixes from Ingo Molnar:
"Misc fixes:
- a build race fix
- a Xen entry fix
- a TSC_DEADLINE quirk future-proofing fix"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/boot: Fix if_changed build flip/flop bug
x86/entry/64: Remove %ebx handling from error_entry/exit
x86/apic: Future-proof the TSC_DEADLINE quirk for SKX
Diffstat (limited to 'arch/x86/kernel/apic/apic.c')
-rw-r--r-- | arch/x86/kernel/apic/apic.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 2aabd4cb0e3f..adbda5847b14 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -573,6 +573,9 @@ static u32 skx_deadline_rev(void) case 0x04: return 0x02000014; } + if (boot_cpu_data.x86_stepping > 4) + return 0; + return ~0U; } |