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authorJan Kara <jack@suse.cz>2016-11-04 18:08:15 +0100
committerJens Axboe <axboe@fb.com>2016-11-04 21:34:47 +0100
commite64855c6cfaa0a80c1b71c5f647cb792dc436668 (patch)
tree751d56f17914506a5e54a380f9a4d4519cadfa18 /fs/ext4/page-io.c
parentext2: Use clean_bdev_aliases() instead of iteration (diff)
downloadlinux-e64855c6cfaa0a80c1b71c5f647cb792dc436668.tar.xz
linux-e64855c6cfaa0a80c1b71c5f647cb792dc436668.zip
fs: Add helper to clean bdev aliases under a bh and use it
Add a helper function that clears buffer heads from a block device aliasing passed bh. Use this helper function from filesystems instead of the original unmap_underlying_metadata() to save some boiler plate code and also have a better name for the functionalily since it is not unmapping anything for a *long* time. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'fs/ext4/page-io.c')
-rw-r--r--fs/ext4/page-io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index e0b3b54cdef3..f28fd6483e04 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -457,7 +457,7 @@ int ext4_bio_write_page(struct ext4_io_submit *io,
}
if (buffer_new(bh)) {
clear_buffer_new(bh);
- unmap_underlying_metadata(bh->b_bdev, bh->b_blocknr);
+ clean_bdev_bh_alias(bh);
}
set_buffer_async_write(bh);
nr_to_submit++;