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f2fs: add tracepoints for write page operations

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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>
This commit is contained in:
Namjae Jeon
2013-04-23 17:51:43 +09:00
committed by Jaegeuk Kim
parent c01e285324
commit 6ec178dac6
2 changed files with 72 additions and 0 deletions
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5
fs/f2fs/segment.c
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@ -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)