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xfs: Support setting FMODE_CAN_ATOMIC_WRITE

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Set FMODE_CAN_ATOMIC_WRITE flag if we can atomic write for that inode.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Signed-off-by: John Garry <john.g.garry@oracle.com>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: John Garry <john.g.garry@oracle.com>
Tested-by: Ojaswin Mujoo <ojaswin@linux.ibm.com>	 #On ppc64
This commit is contained in:
John Garry 2024-11-04 16:14:04 -08:00 committed by Darrick J. Wong
parent f096207d32
commit 3af5298ce9
1 changed files with 2 additions and 0 deletions
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2
fs/xfs/xfs_file.c
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@ -1223,6 +1223,8 @@ xfs_file_open(
if (xfs_is_shutdown(XFS_M(inode->i_sb)))
return -EIO;
file->f_mode |= FMODE_NOWAIT | FMODE_CAN_ODIRECT;
if (xfs_inode_can_atomicwrite(XFS_I(inode)))
file->f_mode |= FMODE_CAN_ATOMIC_WRITE;
return generic_file_open(inode, file);
}