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block: add a flags argument to (__)blkdev_issue_zeroout

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Turn the existing discard flag into a new BLKDEV_ZERO_UNMAP flag with
similar semantics, but without referring to diѕcard.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig
2017-04-05 19:21:08 +02:00
committed by Jens Axboe
parent c20cfc27a4
commit ee472d835c
8 changed files with 35 additions and 31 deletions
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fs/xfs/xfs_bmap_util.c
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@@ -81,7 +81,7 @@ xfs_zero_extent(
return blkdev_issue_zeroout(xfs_find_bdev_for_inode(VFS_I(ip)),
block << (mp->m_super->s_blocksize_bits - 9),
count_fsb << (mp->m_super->s_blocksize_bits - 9),
GFP_NOFS, true);
GFP_NOFS, 0);
}
int