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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-15 13:45:59 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-15 13:45:59 +0200 |
| commit | 91d0322bef047e2916b3e52741411bffc63929cb (patch) | |
| tree | 44c4fd13cc17755a6db8a3d70cffb86e57a838dc /arch/x86/vdso/vdso32-setup.c | |
| parent | 065cb3dfe24978651caedfa54da585388ad15dde (diff) | |
| parent | 50515af207d410c9f228380e529c56f43c3de0bd (diff) | |
| download | kernel-crypto-91d0322bef047e2916b3e52741411bffc63929cb.tar.gz kernel-crypto-91d0322bef047e2916b3e52741411bffc63929cb.tar.xz kernel-crypto-91d0322bef047e2916b3e52741411bffc63929cb.zip | |
Merge branch 'linus' into x86/urgent
Diffstat (limited to 'arch/x86/vdso/vdso32-setup.c')
| -rw-r--r-- | arch/x86/vdso/vdso32-setup.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c index cf058fecfce..0bce5429a51 100644 --- a/arch/x86/vdso/vdso32-setup.c +++ b/arch/x86/vdso/vdso32-setup.c @@ -203,20 +203,11 @@ static struct page *vdso32_pages[1]; #ifdef CONFIG_X86_64 -static int use_sysenter __read_mostly = -1; - -#define vdso32_sysenter() (use_sysenter > 0) +#define vdso32_sysenter() (boot_cpu_has(X86_FEATURE_SYSENTER32)) /* May not be __init: called during resume */ void syscall32_cpu_init(void) { - if (use_sysenter < 0) { - if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) - use_sysenter = 1; - if (boot_cpu_data.x86_vendor == X86_VENDOR_CENTAUR) - use_sysenter = 1; - } - /* Load these always in case some future AMD CPU supports SYSENTER from compat mode too. */ checking_wrmsrl(MSR_IA32_SYSENTER_CS, (u64)__KERNEL_CS); |