From: Theodore Ts'o <tytso@mit.edu>
Date: Wed, 13 Aug 2014 01:20:57 +0000 (+1000)
Subject: common: allow dmflakey tests to work without udev
X-Git-Tag: v2022.05.01~3088
X-Git-Url: http://git.apps.os.sepia.ceph.com/?p=xfstests-dev.git;a=commitdiff_plain;h=2e0960f99e634f6372b0a56318152883d08642d0

common: allow dmflakey tests to work without udev

If udev is not present, we need to run "dmsetup mknodes" to make sure
/dev/mapper/flakey-test is created or destroyed as appropriate.  On a
system with udev, running "dmsetup mknodes" will be a no-op.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
---

diff --git a/common/dmflakey b/common/dmflakey
index bc984bda..e55aefdd 100644
--- a/common/dmflakey
+++ b/common/dmflakey
@@ -29,6 +29,7 @@ _init_flakey()
 	FLAKEY_TABLE_DROP="0 $BLK_DEV_SIZE flakey $SCRATCH_DEV 0 0 180 1 drop_writes"
 	$DMSETUP_PROG create flakey-test --table "$FLAKEY_TABLE" || \
 		_fatal "failed to create flakey device"
+	$DMSETUP_PROG mknodes > /dev/null 2>&1
 }
 
 _mount_flakey()
@@ -48,6 +49,7 @@ _cleanup_flakey()
 	$DMSETUP_PROG resume flakey-test > /dev/null 2>&1
 	$UMOUNT_PROG $SCRATCH_MNT > /dev/null 2>&1
 	$DMSETUP_PROG remove flakey-test > /dev/null 2>&1
+	$DMSETUP_PROG mknodes > /dev/null 2>&1
 }
 
 # _load_flakey_table <table> [lockfs]