Author: mav
Date: Wed Mar 30 16:54:18 2016
New Revision: 297421
URL: https://svnweb.freebsd.org/changeset/base/297421
Log:
Plug open count leak on zvol rename.
MFC after: 2 weeks
Modified:
head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c
Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c Wed Mar 30
16:48:57 2016 (r297420)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c Wed Mar 30
16:54:18 2016 (r297421)
@@ -2977,6 +2977,11 @@ zvol_rename_minor(zvol_state_t *zv, cons
ASSERT(dev != NULL);
zv->zv_dev = NULL;
destroy_dev(dev);
+ if (zv->zv_total_opens > 0) {
+ zv->zv_flags &= ~ZVOL_EXCL;
+ zv->zv_total_opens = 0;
+ zvol_last_close(zv);
+ }
make_dev_args_init(&args);
args.mda_flags = MAKEDEV_CHECKNAME | MAKEDEV_WAITOK;
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