Date: Wed, 30 Mar 2016 16:54:18 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r297421 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <201603301654.u2UGsIIm023260@repo.freebsd.org>
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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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