Module Name: src Committed By: hannken Date: Wed Feb 20 10:06:33 UTC 2019
Modified Files: src/sys/kern: vfs_vnode.c Log Message: Assign vnode to dead_rootmount before vcache_dealloc() releases it. Now v_mount is never NULL. To generate a diff of this commit: cvs rdiff -u -r1.101 -r1.102 src/sys/kern/vfs_vnode.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/kern/vfs_vnode.c diff -u src/sys/kern/vfs_vnode.c:1.101 src/sys/kern/vfs_vnode.c:1.102 --- src/sys/kern/vfs_vnode.c:1.101 Tue Jan 1 10:06:54 2019 +++ src/sys/kern/vfs_vnode.c Wed Feb 20 10:06:33 2019 @@ -1,4 +1,4 @@ -/* $NetBSD: vfs_vnode.c,v 1.101 2019/01/01 10:06:54 hannken Exp $ */ +/* $NetBSD: vfs_vnode.c,v 1.102 2019/02/20 10:06:33 hannken Exp $ */ /*- * Copyright (c) 1997-2011 The NetBSD Foundation, Inc. @@ -156,7 +156,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: vfs_vnode.c,v 1.101 2019/01/01 10:06:54 hannken Exp $"); +__KERNEL_RCSID(0, "$NetBSD: vfs_vnode.c,v 1.102 2019/02/20 10:06:33 hannken Exp $"); #include <sys/param.h> #include <sys/kernel.h> @@ -1162,6 +1162,8 @@ vcache_dealloc(vnode_impl_t *vip) KASSERT(mutex_owned(&vcache_lock)); vp = VIMPL_TO_VNODE(vip); + vfs_ref(dead_rootmount); + vfs_insmntque(vp, dead_rootmount); mutex_enter(vp->v_interlock); vp->v_op = dead_vnodeop_p; VSTATE_CHANGE(vp, VS_LOADING, VS_RECLAIMED);