Module Name: src
Committed By: hannken
Date: Tue Jun 27 08:40:53 UTC 2017
Modified Files:
src/sys/miscfs/genfs: genfs_io.c
Log Message:
Add missing check for dead or dying vnode to the entry of genfs_getpages().
To generate a diff of this commit:
cvs rdiff -u -r1.69 -r1.70 src/sys/miscfs/genfs/genfs_io.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/miscfs/genfs/genfs_io.c
diff -u src/sys/miscfs/genfs/genfs_io.c:1.69 src/sys/miscfs/genfs/genfs_io.c:1.70
--- src/sys/miscfs/genfs/genfs_io.c:1.69 Sun Jun 4 08:05:42 2017
+++ src/sys/miscfs/genfs/genfs_io.c Tue Jun 27 08:40:53 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: genfs_io.c,v 1.69 2017/06/04 08:05:42 hannken Exp $ */
+/* $NetBSD: genfs_io.c,v 1.70 2017/06/27 08:40:53 hannken Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1993
@@ -31,7 +31,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: genfs_io.c,v 1.69 2017/06/04 08:05:42 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: genfs_io.c,v 1.70 2017/06/27 08:40:53 hannken Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -139,6 +139,13 @@ genfs_getpages(void *v)
KASSERT(vp->v_type == VREG || vp->v_type == VDIR ||
vp->v_type == VLNK || vp->v_type == VBLK);
+ error = vdead_check(vp, VDEAD_NOWAIT);
+ if (error) {
+ if ((flags & PGO_LOCKED) == 0)
+ mutex_exit(uobj->vmobjlock);
+ return error;
+ }
+
startover:
error = 0;
const voff_t origvsize = vp->v_size;
