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ext2: Use clean_bdev_aliases() instead of iteration 

Use clean_bdev_aliases() instead of iterating through blocks one by one.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Jan Kara 2016-11-04 18:08:14 +01:00 committed by Jens Axboe
parent 64e1c57fa4
commit 69a9bea146
1 changed files with 3 additions and 6 deletions
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9
fs/ext2/inode.c
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@ -732,16 +732,13 @@ static int ext2_get_blocks(struct inode *inode,
}
if (IS_DAX(inode)) {
int i;
/*
* We must unmap blocks before zeroing so that writeback cannot
* overwrite zeros with stale data from block device page cache.
*/
for (i = 0; i < count; i++) {
unmap_underlying_metadata(inode->i_sb->s_bdev,
le32_to_cpu(chain[depth-1].key) + i);
}
clean_bdev_aliases(inode->i_sb->s_bdev,
le32_to_cpu(chain[depth-1].key),
count);
/*
* block must be initialised before we put it in the tree
* so that it's not found by another thread before it's