Date: Sat, 4 Oct 2014 08:41:23 +0000 (UTC) From: Xin LI <delphij@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r272509 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <201410040841.s948fNVE016264@svn.freebsd.org>
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Author: delphij Date: Sat Oct 4 08:41:23 2014 New Revision: 272509 URL: https://svnweb.freebsd.org/changeset/base/272509 Log: Diff reduction with upstream. The code change is not really applicable to FreeBSD. Illumos issue: 5148 zvol's DKIOCFREE holds zfsdev_state_lock too long MFC after: 1 month Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c Directory Properties: head/sys/cddl/contrib/opensolaris/ (props changed) Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c Sat Oct 4 08:32:15 2014 (r272508) +++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c Sat Oct 4 08:41:23 2014 (r272509) @@ -1983,8 +1983,8 @@ zvol_ioctl(dev_t dev, int cmd, intptr_t */ if (df.df_start >= zv->zv_volsize) break; /* No need to do anything... */ - if (df.df_start + df.df_length > zv->zv_volsize) - df.df_length = DMU_OBJECT_END; + + mutex_exit(&spa_namespace_lock); rl = zfs_range_lock(&zv->zv_znode, df.df_start, df.df_length, RL_WRITER); @@ -2023,7 +2023,7 @@ zvol_ioctl(dev_t dev, int cmd, intptr_t dmu_objset_pool(zv->zv_objset), 0); } } - break; + return (error); } default:
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