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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-06-19 15:25:42 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-09-14 18:27:14 +0900 |
| commit | c1b353f04a42f1b531be920149b85343d56a6b3b (patch) | |
| tree | 40d81fd322b8ed70beba950ab47dbd0b90487936 /fs/nilfs2/segbuf.c | |
| parent | 1dfa27105a6cf4171c439fd40a004a0a17838115 (diff) | |
| download | lwn-c1b353f04a42f1b531be920149b85343d56a6b3b.tar.gz lwn-c1b353f04a42f1b531be920149b85343d56a6b3b.zip | |
nilfs2: use GFP_NOIO for bio_alloc instead of GFP_NOWAIT
Alberto Bertogli advised me about bio_alloc() use in nilfs:
On Sat, 13 Jun 2009 22:52:40 -0300, Alberto Bertogli wrote:
> By the way, those bio_alloc()s are using GFP_NOWAIT but it looks
> like they could use at least GFP_NOIO or GFP_NOFS, since the caller
> can (and sometimes do) sleep. The only caller is nilfs_submit_bh(),
> which calls nilfs_submit_seg_bio() which can sleep calling
> wait_for_completion().
This takes in the comment and replaces the use of GFP_NOWAIT flag with
GFP_NOIO.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/segbuf.c')
| -rw-r--r-- | fs/nilfs2/segbuf.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c index 9e3fe17bb96b..e6d9e37fa241 100644 --- a/fs/nilfs2/segbuf.c +++ b/fs/nilfs2/segbuf.c @@ -316,10 +316,10 @@ static struct bio *nilfs_alloc_seg_bio(struct super_block *sb, sector_t start, { struct bio *bio; - bio = bio_alloc(GFP_NOWAIT, nr_vecs); + bio = bio_alloc(GFP_NOIO, nr_vecs); if (bio == NULL) { while (!bio && (nr_vecs >>= 1)) - bio = bio_alloc(GFP_NOWAIT, nr_vecs); + bio = bio_alloc(GFP_NOIO, nr_vecs); } if (likely(bio)) { bio->bi_bdev = sb->s_bdev; |