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authorLinus Torvalds <torvalds@linux-foundation.org>2011-02-15 10:18:48 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-02-15 10:18:48 -0800
commit1cecd791f2708b621e619cf4df4636c97c9497e5 (patch)
tree7d1cae2e3e0c02a5c187408fac36f0bae20fadf0 /arch/arm/oprofile/common.c
parentfef86db8feb2618430ac9e3c9b6197a7eacaf27a (diff)
parenta252852afaea8270fcb91628b298253b112fc92e (diff)
downloadlinux-linaro-stable-1cecd791f2708b621e619cf4df4636c97c9497e5.tar.gz
Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Fix text_poke_smp_batch() deadlock perf tools: Fix thread_map event synthesizing in top and record watchdog, nmi: Lower the severity of error messages ARM: oprofile: Fix backtraces in timer mode oprofile: Fix usage of CONFIG_HW_PERF_EVENTS for oprofile_perf_init and friends
Diffstat (limited to 'arch/arm/oprofile/common.c')
-rw-r--r--arch/arm/oprofile/common.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index 6adda2b5fa31..c074e66ad224 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -10,8 +10,6 @@
*/
#include <linux/cpumask.h>
-#include <linux/err.h>
-#include <linux/errno.h>
#include <linux/init.h>
#include <linux/mutex.h>
#include <linux/oprofile.h>
@@ -46,6 +44,7 @@ char *op_name_from_perf_id(void)
return NULL;
}
}
+#endif
static int report_trace(struct stackframe *frame, void *d)
{
@@ -111,6 +110,7 @@ static void arm_backtrace(struct pt_regs * const regs, unsigned int depth)
int __init oprofile_arch_init(struct oprofile_operations *ops)
{
+ /* provide backtrace support also in timer mode: */
ops->backtrace = arm_backtrace;
return oprofile_perf_init(ops);
@@ -120,11 +120,3 @@ void __exit oprofile_arch_exit(void)
{
oprofile_perf_exit();
}
-#else
-int __init oprofile_arch_init(struct oprofile_operations *ops)
-{
- pr_info("oprofile: hardware counters not available\n");
- return -ENODEV;
-}
-void __exit oprofile_arch_exit(void) {}
-#endif /* CONFIG_HW_PERF_EVENTS */