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authorNamjae Jeon <namjae.jeon@samsung.com>2013-04-23 17:51:43 +0900
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2013-04-23 18:15:17 +0900
commit6ec178dac6768204a6edf70f4a53d40b691c12b4 (patch)
tree88a7676da49821341d3c193ddc9c8cce73db31a8 /fs/f2fs
parentc01e285324793a86c2c90c8451ed6feb04b3d310 (diff)
downloadblackbird-op-linux-6ec178dac6768204a6edf70f4a53d40b691c12b4.tar.gz
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f2fs: add tracepoints for write page operations
Add tracepoints to debug the various page write operation like data pages, meta pages. Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com> Signed-off-by: Pankaj Kumar <pankaj.km@samsung.com> Acked-by: Steven Rostedt <rostedt@goodmis.org> [Jaegeuk: remove unnecessary tracepoints] Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/segment.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 7c67ec2b63c0..0a652848a9f8 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -18,6 +18,7 @@
#include "f2fs.h"
#include "segment.h"
#include "node.h"
+#include <trace/events/f2fs.h>
/*
* This function balances dirty node and dentry pages.
@@ -691,6 +692,9 @@ static void do_submit_bio(struct f2fs_sb_info *sbi,
struct bio_private *p = sbi->bio[btype]->bi_private;
p->sbi = sbi;
sbi->bio[btype]->bi_end_io = f2fs_end_io_write;
+
+ trace_f2fs_do_submit_bio(sbi->sb, btype, sync, sbi->bio[btype]);
+
if (type == META_FLUSH) {
DECLARE_COMPLETION_ONSTACK(wait);
p->is_sync = true;
@@ -745,6 +749,7 @@ alloc_new:
sbi->last_block_in_bio[type] = blk_addr;
up_write(&sbi->bio_sem);
+ trace_f2fs_submit_write_page(page, blk_addr, type);
}
static bool __has_curseg_space(struct f2fs_sb_info *sbi, int type)
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