f2fs: add tracepoints to debug checkpoint request
Add tracepoints to debug checkpoint request.
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: change expressions]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index be6aa2ee..f54b83b 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -20,6 +20,7 @@
#include "f2fs.h"
#include "node.h"
#include "segment.h"
+#include <trace/events/f2fs.h>
static struct kmem_cache *orphan_entry_slab;
static struct kmem_cache *inode_entry_slab;
@@ -714,9 +715,13 @@
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
unsigned long long ckpt_ver;
+ trace_f2fs_write_checkpoint(sbi->sb, is_umount, "start block_ops");
+
mutex_lock(&sbi->cp_mutex);
block_operations(sbi);
+ trace_f2fs_write_checkpoint(sbi->sb, is_umount, "finish block_ops");
+
f2fs_submit_bio(sbi, DATA, true);
f2fs_submit_bio(sbi, NODE, true);
f2fs_submit_bio(sbi, META, true);
@@ -738,6 +743,8 @@
unblock_operations(sbi);
mutex_unlock(&sbi->cp_mutex);
+
+ trace_f2fs_write_checkpoint(sbi->sb, is_umount, "finish checkpoint");
}
void init_orphan_info(struct f2fs_sb_info *sbi)