From 001cc0b0c526205fb8af381c9b1fd4288010abc6 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 4 Oct 2017 09:08:36 +0800 Subject: [PATCH] f2fs: trace f2fs_remove_discard This patch adds tracepoint to trace f2fs_remove_discard. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- fs/f2fs/segment.c | 2 ++ include/trace/events/f2fs.h | 7 +++++++ 2 files changed, 9 insertions(+) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 1bb7417b4ebb..d6614037e04e 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -822,6 +822,8 @@ static void __remove_discard_cmd(struct f2fs_sb_info *sbi, { struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; + trace_f2fs_remove_discard(dc->bdev, dc->start, dc->len); + f2fs_bug_on(sbi, dc->ref); if (dc->error == -EOPNOTSUPP) diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 7ab40491485b..59768508cb76 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -1287,6 +1287,13 @@ DEFINE_EVENT(f2fs_discard, f2fs_issue_discard, TP_ARGS(dev, blkstart, blklen) ); +DEFINE_EVENT(f2fs_discard, f2fs_remove_discard, + + TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen), + + TP_ARGS(dev, blkstart, blklen) +); + TRACE_EVENT(f2fs_issue_reset_zone, TP_PROTO(struct block_device *dev, block_t blkstart), -- 2.20.1