diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-06-08 19:34:40 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2010-06-08 19:34:40 +0200 |
commit | 6113e45f831616de98c54a005260223b21bcb6b9 (patch) | |
tree | 0d56dbfae392f89b33c2ae6a36a5cc1ea1c1c988 /kernel/trace/ftrace.c | |
parent | 84bb671dc46d77d665d2b5e74539e81b2129bb3e (diff) | |
parent | 5168ae50a66e3ff7184c2b16d661bd6d70367e50 (diff) |
Merge branch 'tip/perf/core-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into perf/core
Diffstat (limited to 'kernel/trace/ftrace.c')
-rw-r--r-- | kernel/trace/ftrace.c | 5 |
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 = |