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Commit 8680441c authored by Namjae Jeon's avatar Namjae Jeon Committed by Jaegeuk Kim
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f2fs: add REQ_META about metadata requests for submit 



Adding REQ_META for all the metadata requests can help in improving the
FS performance, if the underlying device supports TAGGING.
So, when considering the submit_bio path for all the f2fs requests. We can
add REQ_META for all the META requests.
As a precursor to this change we considered the commit
4265900e 'mmc: MMC-4.5 Data Tag Support'

Signed-off-by: default avatarNamjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: default avatarAmit Sahrawat <a.sahrawat@samsung.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent c718379b

fs/f2fs/segment.c

+3 −0
Original line number Diff line number Diff line
@@ -688,6 +688,9 @@ static void do_submit_bio(struct f2fs_sb_info *sbi, 
	if (type >= META_FLUSH)

		rw = WRITE_FLUSH_FUA;



	if (btype == META)

		rw |= REQ_META;



	if (sbi->bio[btype]) {

		struct bio_private *p = sbi->bio[btype]->bi_private;

		p->sbi = sbi;