diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
---|---|---|
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
commit | 43d2548bb2ef7e6d753f91468a746784041e522d (patch) | |
tree | 77d13fcd48fd998393abb825ec36e2b732684a73 /arch/x86/vdso | |
parent | 585583d95c5660973bc0cf64add517b040acd8a4 (diff) | |
parent | 85082fd7cbe3173198aac0eb5e85ab1edcc6352c (diff) |
Merge commit '85082fd7cbe3173198aac0eb5e85ab1edcc6352c' into test-build
Manual fixup of:
arch/powerpc/Kconfig
Diffstat (limited to 'arch/x86/vdso')
-rw-r--r-- | arch/x86/vdso/vclock_gettime.c | 15 | ||||
-rw-r--r-- | arch/x86/vdso/vdso32-setup.c | 11 | ||||
-rw-r--r-- | arch/x86/vdso/vgetcpu.c | 3 | ||||
-rw-r--r-- | arch/x86/vdso/vma.c | 2 |
4 files changed, 12 insertions, 19 deletions
diff --git a/arch/x86/vdso/vclock_gettime.c b/arch/x86/vdso/vclock_gettime.c index efa2ba7c6005..1ef0f90813d6 100644 --- a/arch/x86/vdso/vclock_gettime.c +++ b/arch/x86/vdso/vclock_gettime.c @@ -23,7 +23,7 @@ #define gtod vdso_vsyscall_gtod_data -static long vdso_fallback_gettime(long clock, struct timespec *ts) +notrace static long vdso_fallback_gettime(long clock, struct timespec *ts) { long ret; asm("syscall" : "=a" (ret) : @@ -31,7 +31,7 @@ static long vdso_fallback_gettime(long clock, struct timespec *ts) return ret; } -static inline long vgetns(void) +notrace static inline long vgetns(void) { long v; cycles_t (*vread)(void); @@ -40,7 +40,7 @@ static inline long vgetns(void) return (v * gtod->clock.mult) >> gtod->clock.shift; } -static noinline int do_realtime(struct timespec *ts) +notrace static noinline int do_realtime(struct timespec *ts) { unsigned long seq, ns; do { @@ -54,7 +54,8 @@ static noinline int do_realtime(struct timespec *ts) } /* Copy of the version in kernel/time.c which we cannot directly access */ -static void vset_normalized_timespec(struct timespec *ts, long sec, long nsec) +notrace static void +vset_normalized_timespec(struct timespec *ts, long sec, long nsec) { while (nsec >= NSEC_PER_SEC) { nsec -= NSEC_PER_SEC; @@ -68,7 +69,7 @@ static void vset_normalized_timespec(struct timespec *ts, long sec, long nsec) ts->tv_nsec = nsec; } -static noinline int do_monotonic(struct timespec *ts) +notrace static noinline int do_monotonic(struct timespec *ts) { unsigned long seq, ns, secs; do { @@ -82,7 +83,7 @@ static noinline int do_monotonic(struct timespec *ts) return 0; } -int __vdso_clock_gettime(clockid_t clock, struct timespec *ts) +notrace int __vdso_clock_gettime(clockid_t clock, struct timespec *ts) { if (likely(gtod->sysctl_enabled && gtod->clock.vread)) switch (clock) { @@ -96,7 +97,7 @@ int __vdso_clock_gettime(clockid_t clock, struct timespec *ts) int clock_gettime(clockid_t, struct timespec *) __attribute__((weak, alias("__vdso_clock_gettime"))); -int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz) +notrace int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz) { long ret; if (likely(gtod->sysctl_enabled && gtod->clock.vread)) { diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c index cf058fecfcee..0bce5429a515 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); diff --git a/arch/x86/vdso/vgetcpu.c b/arch/x86/vdso/vgetcpu.c index c8097f17f8a9..9fbc6b20026b 100644 --- a/arch/x86/vdso/vgetcpu.c +++ b/arch/x86/vdso/vgetcpu.c @@ -13,7 +13,8 @@ #include <asm/vgtod.h> #include "vextern.h" -long __vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused) +notrace long +__vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused) { unsigned int p; diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c index 3fdd51497a83..19a6cfaf5db9 100644 --- a/arch/x86/vdso/vma.c +++ b/arch/x86/vdso/vma.c @@ -16,7 +16,7 @@ #include "vextern.h" /* Just for VMAGIC. */ #undef VEXTERN -int vdso_enabled = 1; +unsigned int __read_mostly vdso_enabled = 1; extern char vdso_start[], vdso_end[]; extern unsigned short vdso_sync_cpuid; |