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| author | Jens Axboe <jaxboe@fusionio.com> | 2010-06-22 12:52:14 +0200 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2011-03-10 08:52:26 +0100 |
| commit | 2ed1a6bcf97a7ed787e6799bf2e80b9e6f51dca7 (patch) | |
| tree | bd59ce82d995cc97aa7579000690b9a4d1f4c804 /fs/mpage.c | |
| parent | read-ahead: use plugging (diff) | |
| download | linux-2ed1a6bcf97a7ed787e6799bf2e80b9e6f51dca7.tar.xz linux-2ed1a6bcf97a7ed787e6799bf2e80b9e6f51dca7.zip | |
fs: make mpage read/write_pages() plug
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'fs/mpage.c')
| -rw-r--r-- | fs/mpage.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/mpage.c b/fs/mpage.c index d78455a81ec9..0afc809e46e0 100644 --- a/fs/mpage.c +++ b/fs/mpage.c @@ -364,6 +364,9 @@ mpage_readpages(struct address_space *mapping, struct list_head *pages, sector_t last_block_in_bio = 0; struct buffer_head map_bh; unsigned long first_logical_block = 0; + struct blk_plug plug; + + blk_start_plug(&plug); map_bh.b_state = 0; map_bh.b_size = 0; @@ -385,6 +388,7 @@ mpage_readpages(struct address_space *mapping, struct list_head *pages, BUG_ON(!list_empty(pages)); if (bio) mpage_bio_submit(READ, bio); + blk_finish_plug(&plug); return 0; } EXPORT_SYMBOL(mpage_readpages); @@ -666,8 +670,11 @@ int mpage_writepages(struct address_space *mapping, struct writeback_control *wbc, get_block_t get_block) { + struct blk_plug plug; int ret; + blk_start_plug(&plug); + if (!get_block) ret = generic_writepages(mapping, wbc); else { @@ -682,6 +689,7 @@ mpage_writepages(struct address_space *mapping, if (mpd.bio) mpage_bio_submit(WRITE, mpd.bio); } + blk_finish_plug(&plug); return ret; } EXPORT_SYMBOL(mpage_writepages); |