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Merge branch 'linus' into tracing/core

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Conflicts:
	kernel/trace/trace_events_filter.c

We use the tracing/core version.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar
2009-08-11 14:19:09 +02:00
parent fb82ad7198 85dfd81dc5
commit 89034bc2c7
1029 changed files with 32122 additions and 16291 deletions
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34
kernel/trace/trace_stat.c
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@@ -76,7 +76,7 @@ static struct rb_node *release_next(struct tracer_stat *ts,
}
}
static void reset_stat_session(struct stat_session *session)
static void __reset_stat_session(struct stat_session *session)
{
struct rb_node *node = session->stat_root.rb_node;
@@ -86,10 +86,17 @@ static void reset_stat_session(struct stat_session *session)
session->stat_root = RB_ROOT;
}
static void reset_stat_session(struct stat_session *session)
{
mutex_lock(&session->stat_mutex);
__reset_stat_session(session);
mutex_unlock(&session->stat_mutex);
}
static void destroy_session(struct stat_session *session)
{
debugfs_remove(session->file);
reset_stat_session(session);
__reset_stat_session(session);
mutex_destroy(&session->stat_mutex);
kfree(session);
}
@@ -153,7 +160,7 @@ static int stat_seq_init(struct stat_session *session)
int i;
mutex_lock(&session->stat_mutex);
reset_stat_session(session);
__reset_stat_session(session);
if (!ts->stat_cmp)
ts->stat_cmp = dummy_cmp;
@@ -186,7 +193,7 @@ exit:
return ret;
exit_free_rbtree:
reset_stat_session(session);
__reset_stat_session(session);
mutex_unlock(&session->stat_mutex);
return ret;
}
@@ -253,16 +260,21 @@ static const struct seq_operations trace_stat_seq_ops = {
static int tracing_stat_open(struct inode *inode, struct file *file)
{
int ret;
struct seq_file *m;
struct stat_session *session = inode->i_private;
ret = stat_seq_init(session);
if (ret)
return ret;
ret = seq_open(file, &trace_stat_seq_ops);
if (!ret) {
struct seq_file *m = file->private_data;
m->private = session;
ret = stat_seq_init(session);
if (ret) {
reset_stat_session(session);
return ret;
}
m = file->private_data;
m->private = session;
return ret;
}
@@ -273,11 +285,9 @@ static int tracing_stat_release(struct inode *i, struct file *f)
{
struct stat_session *session = i->i_private;
mutex_lock(&session->stat_mutex);
reset_stat_session(session);
mutex_unlock(&session->stat_mutex);
return 0;
return seq_release(i, f);
}
static const struct file_operations tracing_stat_fops = {