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xfs: remove the same fs check from xfs_file_share_range 

The VFS already does the check, and the placement of this duplicate
is in the way of the following locking rework.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Christoph Hellwig 2016-10-20 15:48:54 +11:00 committed by Dave Chinner
parent 8cdcc8102c
commit 4fbc2c6525
1 changed files with 0 additions and 3 deletions
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3
fs/xfs/xfs_file.c
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@ -965,9 +965,6 @@ xfs_file_share_range(
IS_SWAPFILE(inode_out))
return -ETXTBSY;
/* Reflink only works within this filesystem. */
if (inode_in->i_sb != inode_out->i_sb)
return -EXDEV;
same_inode = (inode_in->i_ino == inode_out->i_ino);
/* Don't reflink dirs, pipes, sockets... */