Module Name: src
Committed By: pooka
Date: Thu Feb 10 13:49:11 UTC 2011
Modified Files:
src/sys/rump/librump/rumpkern: vm.c
Log Message:
Set b_error in vunmapbuf() if copyout_proc fails.
XXX: what if copyin fails in vmapbuf()?
To generate a diff of this commit:
cvs rdiff -u -r1.109 -r1.110 src/sys/rump/librump/rumpkern/vm.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/rump/librump/rumpkern/vm.c
diff -u src/sys/rump/librump/rumpkern/vm.c:1.109 src/sys/rump/librump/rumpkern/vm.c:1.110
--- src/sys/rump/librump/rumpkern/vm.c:1.109 Sat Feb 5 17:25:45 2011
+++ src/sys/rump/librump/rumpkern/vm.c Thu Feb 10 13:49:10 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: vm.c,v 1.109 2011/02/05 17:25:45 pooka Exp $ */
+/* $NetBSD: vm.c,v 1.110 2011/02/10 13:49:10 pooka Exp $ */
/*
* Copyright (c) 2007-2010 Antti Kantee. All Rights Reserved.
@@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vm.c,v 1.109 2011/02/05 17:25:45 pooka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vm.c,v 1.110 2011/02/10 13:49:10 pooka Exp $");
#include <sys/param.h>
#include <sys/atomic.h>
@@ -782,6 +782,7 @@
bp->b_data = rump_hypermalloc(len, 0, true, "vmapbuf");
if (BUF_ISWRITE(bp)) {
copyin(bp->b_saveaddr, bp->b_data, len);
+ /* XXX: error? */
}
}
}
@@ -793,7 +794,7 @@
/* remote case */
if (!RUMP_LOCALPROC_P(bp->b_proc)) {
if (BUF_ISREAD(bp)) {
- copyout_proc(bp->b_proc,
+ bp->b_error = copyout_proc(bp->b_proc,
bp->b_data, bp->b_saveaddr, len);
}
rump_hyperfree(bp->b_data, len);
