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DAFS: Preattach, not attach, in FSYNC_Drop

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FSYNC_Drop currently attaches volumes that were checked out by the
dropped fssync handler, but not checked back in, in order to make the
volume available again. For DAFS, however, a full attachment is
unnecessary; just preattach instead.

Change-Id: I2c9d0b8cf0ddc7f4182347706b2c26d86f69725e
Reviewed-on: http://gerrit.openafs.org/7515
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>
This commit is contained in:
Andrew Deason 2012-05-31 16:41:15 -05:00 committed by Derrick Brashear
parent fff80cb198
commit a43f0e4717
1 changed files with 12 additions and 1 deletions
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13
src/vol/fssync-server.c
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@ -1986,21 +1986,32 @@ FSYNC_Drop(osi_socket fd)
struct offlineInfo *p;
int i;
Error error;
#ifndef AFS_DEMAND_ATTACH_FS
char tvolName[VMAXPATHLEN];
#endif
VOL_LOCK;
p = OfflineVolumes[FindHandler(fd)];
for (i = 0; i < MAXOFFLINEVOLUMES; i++) {
if (p[i].volumeID) {
Volume *vp;
#ifdef AFS_DEMAND_ATTACH_FS
vp = VPreAttachVolumeById_r(&error, p[i].partName, p[i].volumeID);
if (vp) {
VCreateReservation_r(vp);
VWaitExclusiveState_r(vp);
VDeregisterVolOp_r(vp);
VCancelReservation_r(vp);
}
#else
tvolName[0] = OS_DIRSEPC;
sprintf(&tvolName[1], VFORMAT, afs_printable_uint32_lu(p[i].volumeID));
vp = VAttachVolumeByName_r(&error, p[i].partName, tvolName,
V_VOLUPD);
if (vp)
VPutVolume_r(vp);
#endif /* !AFS_DEMAND_ATTACH_FS */
p[i].volumeID = 0;
}
}