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authorTakashi Iwai <tiwai@suse.de>2010-08-18 15:17:30 +0200
committerTakashi Iwai <tiwai@suse.de>2010-08-18 15:17:30 +0200
commit6ab561c8aab2e4af535f09adbc6253f958536848 (patch)
tree37846adb4ea106485720d113e252d71d615c23ed /kernel/trace/ftrace.c
parent4f4e8f69895c8696a4bcc751817d4b186023ac44 (diff)
parentcbaa9f60d5d5c3af10f94e0d49789d5b82341a4a (diff)
Merge branch 'topic/isa' into topic/misc
Diffstat (limited to 'kernel/trace/ftrace.c')
-rw-r--r--kernel/trace/ftrace.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 6d2cb14f944..0d88ce9b9fb 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1883,7 +1883,6 @@ function_trace_probe_call(unsigned long ip, unsigned long parent_ip)
struct hlist_head *hhd;
struct hlist_node *n;
unsigned long key;
- int resched;
key = hash_long(ip, FTRACE_HASH_BITS);
@@ -1897,12 +1896,12 @@ function_trace_probe_call(unsigned long ip, unsigned long parent_ip)
* period. This syncs the hash iteration and freeing of items
* on the hash. rcu_read_lock is too dangerous here.
*/
- resched = ftrace_preempt_disable();
+ preempt_disable_notrace();
hlist_for_each_entry_rcu(entry, n, hhd, node) {
if (entry->ip == ip)
entry->ops->func(ip, parent_ip, &entry->data);
}
- ftrace_preempt_enable(resched);
+ preempt_enable_notrace();
}
static struct ftrace_ops trace_probe_ops __read_mostly =