summaryrefslogtreecommitdiff
path: root/kernel/trace/trace.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2012-05-21 09:17:31 +0200
committerIngo Molnar <mingo@kernel.org>2012-05-21 09:17:50 +0200
commitbb27f55eb9405257a59c82550dbb0d684cc3a665 (patch)
treebdab5866709e6ac7eeef7493d7d73bbd3d6231b6 /kernel/trace/trace.c
parentb732d439cb43336cd6d7e804ecb2c81193ef63b0 (diff)
parent5e1c81d98a5621007824b49dde556fead5ff9c6c (diff)
Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core
Fixes for perf/core: - Rename some perf_target methods to avoid double negation, from Namhyung Kim. - Revert change to use per task events with inheritance, from Namhyung Kim. - Events should start disabled till children starts running, from David Ahern. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 08a08bab57a3..33ae2f196fa3 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -4744,7 +4744,8 @@ static ssize_t
rb_simple_read(struct file *filp, char __user *ubuf,
size_t cnt, loff_t *ppos)
{
- struct ring_buffer *buffer = filp->private_data;
+ struct trace_array *tr = filp->private_data;
+ struct ring_buffer *buffer = tr->buffer;
char buf[64];
int r;
@@ -4762,7 +4763,8 @@ static ssize_t
rb_simple_write(struct file *filp, const char __user *ubuf,
size_t cnt, loff_t *ppos)
{
- struct ring_buffer *buffer = filp->private_data;
+ struct trace_array *tr = filp->private_data;
+ struct ring_buffer *buffer = tr->buffer;
unsigned long val;
int ret;
@@ -4849,7 +4851,7 @@ static __init int tracer_init_debugfs(void)
&trace_clock_fops);
trace_create_file("tracing_on", 0644, d_tracer,
- global_trace.buffer, &rb_simple_fops);
+ &global_trace, &rb_simple_fops);
#ifdef CONFIG_DYNAMIC_FTRACE
trace_create_file("dyn_ftrace_total_info", 0444, d_tracer,