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);
