mirrors/ceph-csi
1
0
Fork 0
mirror of https://github.com/ceph/ceph-csi.git synced 2024-11-22 14:20:19 +00:00
Code Issues Packages Projects Releases Wiki Activity

rbd: Get rid of locking at nodeUnpublish call

Browse Source 
Considering kubelet make sure the unstage and unpublish operations
are serialized, we dont need any extra locking in nodeUnpublish

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal 2021-07-13 10:51:56 +05:30 committed by mergify[bot]
parent 276918db10
commit ef852cc93d
1 changed files with 2 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
internal/rbd/nodeserver.go
View File

@ -611,14 +611,8 @@ func (ns *NodeServer) NodeUnpublishVolume(
}
targetPath := req.GetTargetPath()
volID := req.GetVolumeId()
if acquired := ns.VolumeLocks.TryAcquire(volID); !acquired {
util.ErrorLog(ctx, util.VolumeOperationAlreadyExistsFmt, volID)
return nil, status.Errorf(codes.Aborted, util.VolumeOperationAlreadyExistsFmt, volID)
}
defer ns.VolumeLocks.Release(volID)
// considering kubelet make sure node operations like unpublish/unstage...etc can not be called
// at same time, an explicit locking at time of nodeunpublish is not required.
notMnt, err := mount.IsNotMountPoint(ns.mounter, targetPath)
if err != nil {
if os.IsNotExist(err) {