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authorIngo Molnar <mingo@elte.hu>2011-02-15 04:10:35 +0100
committerIngo Molnar <mingo@elte.hu>2011-02-15 04:10:35 +0100
commita252852afaea8270fcb91628b298253b112fc92e (patch)
tree71d0931449a6fba2a4c3a306effe2e7ef15f8541
parentd91309f69b7bdb64aeb30106fde8d18c5dd354b5 (diff)
parentd14dd7e20d5e526557f5d3cfef4046a642f80924 (diff)
downloadlinux-stericsson-a252852afaea8270fcb91628b298253b112fc92e.tar.gz
Merge branch 'urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/oprofile into perf/urgent
-rw-r--r--arch/arm/oprofile/common.c12
-rw-r--r--include/linux/oprofile.h13
2 files changed, 13 insertions, 12 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index 8aa974491dfc..2b663918c464 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 */
diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h
index 32fb81212fd1..1ca64113efe8 100644
--- a/include/linux/oprofile.h
+++ b/include/linux/oprofile.h
@@ -16,6 +16,8 @@
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/printk.h>
#include <asm/atomic.h>
/* Each escaped entry is prefixed by ESCAPE_CODE
@@ -186,10 +188,17 @@ int oprofile_add_data(struct op_entry *entry, unsigned long val);
int oprofile_add_data64(struct op_entry *entry, u64 val);
int oprofile_write_commit(struct op_entry *entry);
-#ifdef CONFIG_PERF_EVENTS
+#ifdef CONFIG_HW_PERF_EVENTS
int __init oprofile_perf_init(struct oprofile_operations *ops);
void oprofile_perf_exit(void);
char *op_name_from_perf_id(void);
-#endif /* CONFIG_PERF_EVENTS */
+#else
+static inline int __init oprofile_perf_init(struct oprofile_operations *ops)
+{
+ pr_info("oprofile: hardware counters not available\n");
+ return -ENODEV;
+}
+static inline void oprofile_perf_exit(void) { }
+#endif /* CONFIG_HW_PERF_EVENTS */
#endif /* OPROFILE_H */