Add the notrace annotations to some of the vsyscall functions.
Note: checkpatch errors on the define of vsyscall_fn because it thinks
that it is a complex macro that needs paranthesis. Unfortunately
we can't put paranthesis on this macro.
Signed-off-by: Steven Rostedt <[EMAIL PROTECTED]>
---
arch/x86/kernel/vsyscall_64.c | 3 ++-
arch/x86/vdso/vclock_gettime.c | 15 ++++++++-------
arch/x86/vdso/vgetcpu.c | 3 ++-
include/asm-x86/vsyscall.h | 3 ++-
4 files changed, 14 insertions(+), 10 deletions(-)
Index: linux-compile-i386.git/arch/x86/vdso/vclock_gettime.c
===================================================================
--- linux-compile-i386.git.orig/arch/x86/vdso/vclock_gettime.c 2008-01-09
14:09:35.000000000 -0500
+++ linux-compile-i386.git/arch/x86/vdso/vclock_gettime.c 2008-01-09
14:10:20.000000000 -0500
@@ -24,7 +24,7 @@
#define gtod vdso_vsyscall_gtod_data
-static long vdso_fallback_gettime(long clock, struct timespec *ts)
+static long notrace vdso_fallback_gettime(long clock, struct timespec *ts)
{
long ret;
asm("syscall" : "=a" (ret) :
@@ -32,7 +32,7 @@ static long vdso_fallback_gettime(long c
return ret;
}
-static inline long vgetns(void)
+static inline long notrace vgetns(void)
{
long v;
cycles_t (*vread)(void);
@@ -41,7 +41,7 @@ static inline long vgetns(void)
return (v * gtod->clock.mult) >> gtod->clock.shift;
}
-static noinline int do_realtime(struct timespec *ts)
+static noinline int notrace do_realtime(struct timespec *ts)
{
unsigned long seq, ns;
do {
@@ -55,7 +55,8 @@ static noinline int do_realtime(struct t
}
/* 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)
+static void notrace
+vset_normalized_timespec(struct timespec *ts, long sec, long nsec)
{
while (nsec >= NSEC_PER_SEC) {
nsec -= NSEC_PER_SEC;
@@ -69,7 +70,7 @@ static void vset_normalized_timespec(str
ts->tv_nsec = nsec;
}
-static noinline int do_monotonic(struct timespec *ts)
+static noinline int notrace do_monotonic(struct timespec *ts)
{
unsigned long seq, ns, secs;
do {
@@ -83,7 +84,7 @@ static noinline int do_monotonic(struct
return 0;
}
-int __vdso_clock_gettime(clockid_t clock, struct timespec *ts)
+int notrace __vdso_clock_gettime(clockid_t clock, struct timespec *ts)
{
if (likely(gtod->sysctl_enabled && gtod->clock.vread))
switch (clock) {
@@ -97,7 +98,7 @@ int __vdso_clock_gettime(clockid_t clock
int clock_gettime(clockid_t, struct timespec *)
__attribute__((weak, alias("__vdso_clock_gettime")));
-int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz)
+int notrace __vdso_gettimeofday(struct timeval *tv, struct timezone *tz)
{
long ret;
if (likely(gtod->sysctl_enabled && gtod->clock.vread)) {
Index: linux-compile-i386.git/arch/x86/vdso/vgetcpu.c
===================================================================
--- linux-compile-i386.git.orig/arch/x86/vdso/vgetcpu.c 2008-01-09
14:09:35.000000000 -0500
+++ linux-compile-i386.git/arch/x86/vdso/vgetcpu.c 2008-01-09
14:10:20.000000000 -0500
@@ -13,7 +13,8 @@
#include <asm/vgtod.h>
#include "vextern.h"
-long __vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
+long notrace
+__vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
{
unsigned int dummy, p;
Index: linux-compile-i386.git/include/asm-x86/vsyscall.h
===================================================================
--- linux-compile-i386.git.orig/include/asm-x86/vsyscall.h 2008-01-09
14:09:35.000000000 -0500
+++ linux-compile-i386.git/include/asm-x86/vsyscall.h 2008-01-09
14:10:20.000000000 -0500
@@ -24,7 +24,8 @@ enum vsyscall_num {
((unused, __section__ (".vsyscall_gtod_data"),aligned(16)))
#define __section_vsyscall_clock __attribute__ \
((unused, __section__ (".vsyscall_clock"),aligned(16)))
-#define __vsyscall_fn __attribute__ ((unused,__section__(".vsyscall_fn")))
+#define __vsyscall_fn __attribute__ \
+ ((unused, __section__(".vsyscall_fn"))) notrace
#define VGETCPU_RDTSCP 1
#define VGETCPU_LSL 2
Index: linux-compile-i386.git/arch/x86/kernel/vsyscall_64.c
===================================================================
--- linux-compile-i386.git.orig/arch/x86/kernel/vsyscall_64.c 2008-01-09
14:09:35.000000000 -0500
+++ linux-compile-i386.git/arch/x86/kernel/vsyscall_64.c 2008-01-09
15:17:34.000000000 -0500
@@ -42,7 +42,8 @@
#include <asm/topology.h>
#include <asm/vgtod.h>
-#define __vsyscall(nr) __attribute__ ((unused,__section__(".vsyscall_" #nr)))
+#define __vsyscall(nr) \
+ __attribute__ ((unused, __section__(".vsyscall_" #nr))) notrace
#define __syscall_clobber "r11","rcx","memory"
#define __pa_vsymbol(x) \
({unsigned long v; \
--
--
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