From 317f33bce6d43367a2fd170bc87ba18a88d2621d Mon Sep 17 00:00:00 2001 From: Robert Richter Date: Thu, 18 Dec 2008 19:44:20 +0100 Subject: oprofile: simplify sync_buffer() Make code more readable. No functional changes. Signed-off-by: Robert Richter --- drivers/oprofile/buffer_sync.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) (limited to 'drivers/oprofile') diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index 0abe29e7e4c7..22cdb5108360 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -579,12 +579,20 @@ void sync_buffer(int cpu) add_user_ctx_switch(new, cookie); break; } - } else if (state >= sb_bt_start && - !add_sample(mm, s, in_kernel)) { - if (state == sb_bt_start) { - state = sb_bt_ignore; - atomic_inc(&oprofile_stats.bt_lost_no_mapping); - } + continue; + } + + if (state < sb_bt_start) + /* ignore sample */ + continue; + + if (add_sample(mm, s, in_kernel)) + continue; + + /* ignore backtraces if failed to add a sample */ + if (state == sb_bt_start) { + state = sb_bt_ignore; + atomic_inc(&oprofile_stats.bt_lost_no_mapping); } } release_mm(mm); -- cgit v1.2.3-59-g8ed1b