p4u1/docker-cli
0
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Enhance error logging for failed UdevWait operations in devmapper

Browse Source 
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>
Upstream-commit: 547510fb554bb77aa7f09efd46361306152b9d55
Component: engine
This commit is contained in:
Neil Horman
2017-05-09 13:41:12 -04:00
committed by root
parent b7a6083d94
commit eb8c8e2f7c
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
components/engine/pkg/devicemapper/devmapper.go
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