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Enhance error logging for failed UdevWait operations in devmapper

If a wait event fails when preforming a devicemapper operation, it would be good
to know, in addition to the cookie that its waiting on, we reported the error
that was reported from the lvm2 library.

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
This commit is contained in:
Neil Horman 2017-05-09 13:41:12 -04:00 committed by root
parent 7f968435f6
commit 547510fb55

View file

@ -257,7 +257,7 @@ func (t *Task) getNextTarget(next unsafe.Pointer) (nextPtr unsafe.Pointer, start
// UdevWait waits for any processes that are waiting for udev to complete the specified cookie.
func UdevWait(cookie *uint) error {
if res := DmUdevWait(*cookie); res != 1 {
logrus.Debugf("devicemapper: Failed to wait on udev cookie %d", *cookie)
logrus.Debugf("devicemapper: Failed to wait on udev cookie %d, %d", *cookie, res)
return ErrUdevWait
}
return nil