From eb02ce017dd83985041a7e54c6449f92d53b026f Mon Sep 17 00:00:00 2001 From: Tom Zanussi Date: Wed, 8 Apr 2009 03:15:54 -0500 Subject: tracing/filters: use ring_buffer_discard_commit() in filter_check_discard() This patch changes filter_check_discard() to make use of the new ring_buffer_discard_commit() function and modifies the current users to call the old commit function in the non-discard case. It also introduces a version of filter_check_discard() that uses the global trace buffer (filter_current_check_discard()) for those cases. v2 changes: - fix compile error noticed by Ingo Molnar Signed-off-by: Tom Zanussi Cc: Steven Rostedt Cc: fweisbec@gmail.com LKML-Reference: <1239178554.10295.36.camel@tropicana> Signed-off-by: Ingo Molnar --- kernel/trace/trace_branch.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'kernel/trace/trace_branch.c') diff --git a/kernel/trace/trace_branch.c b/kernel/trace/trace_branch.c index c95c25d838e..8e64e604f5a 100644 --- a/kernel/trace/trace_branch.c +++ b/kernel/trace/trace_branch.c @@ -74,9 +74,8 @@ probe_likely_condition(struct ftrace_branch_data *f, int val, int expect) entry->line = f->line; entry->correct = val == expect; - filter_check_discard(call, entry, event); - - ring_buffer_unlock_commit(tr->buffer, event); + if (!filter_check_discard(call, entry, tr->buffer, event)) + ring_buffer_unlock_commit(tr->buffer, event); out: atomic_dec(&tr->data[cpu]->disabled); -- cgit v1.2.3