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Windows: reset volume NOEXIST flag

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In response to fs checkvolumes the NOEXIST flag should be reset.

It should also be reset if the volume location update fails
because of a commumicaton (or other) error with the VLDB server.
The volume's lastUpdateTime is refreshed on error.

Change-Id: I0bb5e61b9eb8a9613d47a32acda35b79aa71c293
Reviewed-on: http://gerrit.openafs.org/7969
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Tested-by: Jeffrey Altman <jaltman@your-file-system.com>
This commit is contained in:
Jeffrey Altman 2012-08-12 22:51:54 -04:00
parent 69fd66abe7
commit 165c9e7465
1 changed files with 12 additions and 1 deletions
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13
src/WINNT/afsd/cm_volume.c
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@ -677,6 +677,12 @@ long cm_UpdateVolumeLocation(struct cm_cell *cellp, cm_user_t *userp, cm_req_t *
_InterlockedOr(&volp->flags, CM_VOLUMEFLAG_NOEXIST); _InterlockedOr(&volp->flags, CM_VOLUMEFLAG_NOEXIST);
} else { } else {
rwNewstate = roNewstate = bkNewstate = vl_alldown; rwNewstate = roNewstate = bkNewstate = vl_alldown;
/*
* we are updating lastUpdateTime but didn't get an answer
* so clear the no exist flag.
*/
_InterlockedAnd(&volp->flags, ~CM_VOLUMEFLAG_NOEXIST);
} }
if (volp->vol[RWVOL].state != rwNewstate) { if (volp->vol[RWVOL].state != rwNewstate) {
@ -1226,8 +1232,13 @@ void cm_RefreshVolumes(int lifetime)
InterlockedIncrement(&volp->refCount); InterlockedIncrement(&volp->refCount);
lock_ReleaseRead(&cm_volumeLock); lock_ReleaseRead(&cm_volumeLock);
if (!(volp->flags & CM_VOLUMEFLAG_RESET)) { if (!(volp->flags & CM_VOLUMEFLAG_RESET) ||
(volp->flags & CM_VOLUMEFLAG_NOEXIST)) {
lock_ObtainWrite(&volp->rw); lock_ObtainWrite(&volp->rw);
if (volp->flags & CM_VOLUMEFLAG_NOEXIST) {
_InterlockedAnd(&volp->flags, ~CM_VOLUMEFLAG_NOEXIST);
}
if (volp->flags & CM_VOLUMEFLAG_RO_MIXED) { if (volp->flags & CM_VOLUMEFLAG_RO_MIXED) {
if (volp->lastUpdateTime + 300 <= now) { if (volp->lastUpdateTime + 300 <= now) {
_InterlockedOr(&volp->flags, CM_VOLUMEFLAG_RESET); _InterlockedOr(&volp->flags, CM_VOLUMEFLAG_RESET);