Author: kib Date: Thu Sep 22 09:02:04 2016 New Revision: 306167 URL: https://svnweb.freebsd.org/changeset/base/306167
Log: MFC r305594: In softdep_prealloc(), return early not only for snapshots, but for the quota files as well. Modified: stable/11/sys/ufs/ffs/ffs_softdep.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/ufs/ffs/ffs_softdep.c ============================================================================== --- stable/11/sys/ufs/ffs/ffs_softdep.c Thu Sep 22 08:59:58 2016 (r306166) +++ stable/11/sys/ufs/ffs/ffs_softdep.c Thu Sep 22 09:02:04 2016 (r306167) @@ -2997,10 +2997,13 @@ softdep_prealloc(vp, waitok) ("softdep_prealloc called on non-softdep filesystem")); /* * Nothing to do if we are not running journaled soft updates. - * If we currently hold the snapshot lock, we must avoid handling - * other resources that could cause deadlock. + * If we currently hold the snapshot lock, we must avoid + * handling other resources that could cause deadlock. Do not + * touch quotas vnode since it is typically recursed with + * other vnode locks held. */ - if (DOINGSUJ(vp) == 0 || IS_SNAPSHOT(VTOI(vp))) + if (DOINGSUJ(vp) == 0 || IS_SNAPSHOT(VTOI(vp)) || + (vp->v_vflag & VV_SYSTEM) != 0) return (0); ump = VFSTOUFS(vp->v_mount); ACQUIRE_LOCK(ump); _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"