[PATCH 002/102] xfs: remove dead ENODEV handling in xfs_destroy_ioend

Dave Chinner
2012-08-23T05:02:31Z

From: Christoph Hellwig <hch@infradead.org>

Upstream commit: 398d25ef23b10ce75424e0336a8d059dda1dbc8d

No driver returns ENODEV from it bio completion handler, not has this
ever been documented. Remove the dead code dealing with it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Alex Elder <aelder@sgi.com>
---
fs/xfs/linux-2.6/xfs_aops.c | 11 -----------
1 file changed, 11 deletions(-)

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 79ce38b..05df3a8 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -122,17 +122,6 @@ xfs_destroy_ioend(
bh->b_end_io(bh, !ioend->io_error);
}

- /*
- * Volume managers supporting multiple paths can send back ENODEV
- * when the final path disappears. In this case continuing to fill
- * the page cache with dirty data which cannot be written out is
- * evil, so prevent that.
- */
- if (unlikely(ioend->io_error == -ENODEV)) {
- xfs_do_force_shutdown(ip->i_mount, SHUTDOWN_DEVICE_REQ,
- __FILE__, __LINE__);
- }
-
xfs_ioend_wake(ip);
mempool_free(ioend, xfs_ioend_pool);