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authorLinus Torvalds <torvalds@linux-foundation.org>2015-09-03 12:52:19 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-03 12:52:19 -0700
commitea814ab9aab23505f6828a0cc01c985e59847f4e (patch)
tree68a6d74cfc0d24a452cc479caf729344f82719e4 /fs/ext4/page-io.c
parente31fb9e00543e5d3c5b686747d3c862bc09b59f3 (diff)
parentbdfe0cbd746aa9b2509c2f6d6be17193cf7facd7 (diff)
Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 updates from Ted Ts'o: "Pretty much all bug fixes and clean ups for 4.3, after a lot of features and other churn going into 4.2" * tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: Revert "ext4: remove block_device_ejected" ext4: ratelimit the file system mounted message ext4: silence a format string false positive ext4: simplify some code in read_mmp_block() ext4: don't manipulate recovery flag when freezing no-journal fs jbd2: limit number of reserved credits ext4 crypto: remove duplicate header file ext4: update c/mtime on truncate up jbd2: avoid infinite loop when destroying aborted journal ext4, jbd2: add REQ_FUA flag when recording an error in the superblock ext4 crypto: fix spelling typo in comment ext4 crypto: exit cleanly if ext4_derive_key_aes() fails ext4: reject journal options for ext2 mounts ext4: implement cgroup writeback support ext4: replace ext4_io_submit->io_op with ->io_wbc ext4 crypto: check for too-short encrypted file names ext4 crypto: use a jbd2 transaction when adding a crypto policy jbd2: speedup jbd2_journal_dirty_metadata()
Diffstat (limited to 'fs/ext4/page-io.c')
-rw-r--r--fs/ext4/page-io.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index 8a9d63a0c071..84ba4d2b3a35 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -354,8 +354,10 @@ void ext4_io_submit(struct ext4_io_submit *io)
struct bio *bio = io->io_bio;
if (bio) {
+ int io_op = io->io_wbc->sync_mode == WB_SYNC_ALL ?
+ WRITE_SYNC : WRITE;
bio_get(io->io_bio);
- submit_bio(io->io_op, io->io_bio);
+ submit_bio(io_op, io->io_bio);
bio_put(io->io_bio);
}
io->io_bio = NULL;
@@ -364,7 +366,7 @@ void ext4_io_submit(struct ext4_io_submit *io)
void ext4_io_submit_init(struct ext4_io_submit *io,
struct writeback_control *wbc)
{
- io->io_op = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE);
+ io->io_wbc = wbc;
io->io_bio = NULL;
io->io_end = NULL;
}
@@ -377,6 +379,7 @@ static int io_submit_init_bio(struct ext4_io_submit *io,
bio = bio_alloc(GFP_NOIO, BIO_MAX_PAGES);
if (!bio)
return -ENOMEM;
+ wbc_init_bio(io->io_wbc, bio);
bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
bio->bi_end_io = ext4_end_bio;
@@ -405,6 +408,7 @@ submit_and_retry:
ret = bio_add_page(io->io_bio, page, bh->b_size, bh_offset(bh));
if (ret != bh->b_size)
goto submit_and_retry;
+ wbc_account_io(io->io_wbc, page, bh->b_size);
io->io_next_block++;
return 0;
}