From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zdenek Kabelac Date: Tue, 23 Mar 2021 20:36:05 +0000 (GMT) Subject: main - tests: wipefs with udev_wait Message-ID: <20210323203605.2B23D3857829@sourceware.org> List-Id: To: lvm-devel@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Gitweb: https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=93f2d194aca4a589cd38dd8bdd99cad2945dd21c Commit: 93f2d194aca4a589cd38dd8bdd99cad2945dd21c Parent: 14a3c34983fa8ab99773a47f1ee8bdd02d84feef Author: Zdenek Kabelac AuthorDate: Tue Mar 23 14:57:10 2021 +0100 Committer: Zdenek Kabelac CommitterDate: Tue Mar 23 14:57:10 2021 +0100 tests: wipefs with udev_wait Try to synchronize with colliding udev. Also retry once if there is some failure with some sleep between next retry. Use oflag=direct for wipping without wipefs. --- test/lib/aux.sh | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/test/lib/aux.sh b/test/lib/aux.sh index 20736260f..386918041 100644 --- a/test/lib/aux.sh +++ b/test/lib/aux.sh @@ -818,10 +818,16 @@ wipefs_a() { echo "$have_wipefs" > HAVE_WIPEFS fi + udev_wait if [ "$have_wipefs" = "1" ] ; then - wipefs -a "$dev" + wipefs -a "$dev" || { + echo "$dev: device in-use, retrying wipe again." + sleep 1 + udev_wait + wipefs -a "$dev" + } else - dd if=/dev/zero of="$dev" bs=4096 count=8 >/dev/null || true + dd if=/dev/zero of="$dev" bs=4096 count=8 oflag=direct >/dev/null || true mdadm --zero-superblock "$dev" 2>/dev/null || true fi