Module Name: src
Committed By: snj
Date: Sat Apr 4 17:18:53 UTC 2009
Modified Files:
src/sys/dev [netbsd-5]: cgd.c
Log Message:
Pull up following revision(s) (requested by apb in ticket #653):
sys/dev/cgd.c: revision 1.57
Pass DIOCCACHESYNC ioctl down to the underlying disk.
Addresses PR 41016.
To generate a diff of this commit:
cvs rdiff -u -r1.53.4.1 -r1.53.4.2 src/sys/dev/cgd.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/dev/cgd.c
diff -u src/sys/dev/cgd.c:1.53.4.1 src/sys/dev/cgd.c:1.53.4.2
--- src/sys/dev/cgd.c:1.53.4.1 Sun Nov 23 21:10:46 2008
+++ src/sys/dev/cgd.c Sat Apr 4 17:18:53 2009
@@ -1,4 +1,4 @@
-/* $NetBSD: cgd.c,v 1.53.4.1 2008/11/23 21:10:46 riz Exp $ */
+/* $NetBSD: cgd.c,v 1.53.4.2 2009/04/04 17:18:53 snj Exp $ */
/*-
* Copyright (c) 2002 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cgd.c,v 1.53.4.1 2008/11/23 21:10:46 riz Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cgd.c,v 1.53.4.2 2009/04/04 17:18:53 snj Exp $");
#include <sys/types.h>
#include <sys/param.h>
@@ -461,6 +461,21 @@
}
ret = cgd_ioctl_clr(cs, data, l);
break;
+
+ case DIOCCACHESYNC:
+ /*
+ * XXX Do we really need to care about having a writable
+ * file descriptor here?
+ */
+ if ((flag & FWRITE) == 0)
+ return (EBADF);
+
+ /*
+ * We pass this call down to the underlying disk.
+ */
+ ret = VOP_IOCTL(cs->sc_tvn, cmd, data, flag, l->l_cred);
+ break;
+
default:
ret = dk_ioctl(di, dksc, dev, cmd, data, flag, l);
break;
