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| author | Ingo Molnar <mingo@kernel.org> | 2013-03-14 08:12:20 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-03-14 08:12:20 +0100 |
| commit | 0b34083f46c3784c6535dc9742dc13653ec1908d (patch) | |
| tree | fec964226f201b3aed008589b8eae7b0883d5bfb /kernel | |
| parent | aea8b5d1e5c5482e7cdda849dc16d728f7080289 (diff) | |
| parent | 740466bc89ad8bd5afcc8de220f715f62b21e365 (diff) | |
| download | lwn-0b34083f46c3784c6535dc9742dc13653ec1908d.tar.gz lwn-0b34083f46c3784c6535dc9742dc13653ec1908d.zip | |
Merge branch 'tip/perf/urgent-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace into perf/urgent
Pull tracing fixes from Steven Rostedt.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/ftrace.c | 4 | ||||
| -rw-r--r-- | kernel/trace/trace.c | 3 |
2 files changed, 4 insertions, 3 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index ab25b88aae56..6893d5a2bf08 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -3104,8 +3104,8 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, continue; } - hlist_del(&entry->node); - call_rcu(&entry->rcu, ftrace_free_entry_rcu); + hlist_del_rcu(&entry->node); + call_rcu_sched(&entry->rcu, ftrace_free_entry_rcu); } } __disable_ftrace_function_probe(); diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 1f835a83cb2c..53df2839bb93 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -704,7 +704,7 @@ __update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu) void update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu) { - struct ring_buffer *buf = tr->buffer; + struct ring_buffer *buf; if (trace_stop_count) return; @@ -719,6 +719,7 @@ update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu) arch_spin_lock(&ftrace_max_lock); + buf = tr->buffer; tr->buffer = max_tr.buffer; max_tr.buffer = buf; |