Commit 8067ca1d authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
Browse files

xfs: wire up the ->mark_dead holder operation for log and RT devices 



Implement a set of holder_ops that shut down the file system when the
block device used as log or RT device is removed undeneath the file
system.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarDarrick J. Wong <djwong@kernel.org>
Acked-by: default avatarDave Chinner <dchinner@redhat.com>
Reviewed-by: default avatarDave Chinner <dchinner@redhat.com>
Link: https://lore.kernel.org/r/20230601094459.1350643-14-hch@lst.de


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent e7caa877

fs/xfs/xfs_super.c

+12 −1
Original line number Diff line number Diff line
@@ -377,6 +377,17 @@ xfs_setup_dax_always( 
	return 0;

}



static void

xfs_bdev_mark_dead(

	struct block_device	*bdev)

{

	xfs_force_shutdown(bdev->bd_holder, SHUTDOWN_DEVICE_REMOVED);

}



static const struct blk_holder_ops xfs_holder_ops = {

	.mark_dead		= xfs_bdev_mark_dead,

};



STATIC int

xfs_blkdev_get(

	xfs_mount_t		*mp,
@@ -386,7 +397,7 @@ xfs_blkdev_get( 
	int			error = 0;



	*bdevp = blkdev_get_by_path(name, FMODE_READ|FMODE_WRITE|FMODE_EXCL,

				    mp, NULL);

				    mp, &xfs_holder_ops);

	if (IS_ERR(*bdevp)) {

		error = PTR_ERR(*bdevp);

		xfs_warn(mp, "Invalid device [%s], error=%d", name, error);