Module Name: src
Committed By: riastradh
Date: Sat Oct 15 15:20:46 UTC 2022
Modified Files:
src/sys/miscfs/specfs: spec_vnops.c
Log Message:
specfs(9): Attribute blame by stack trace for write to r/o medium.
To generate a diff of this commit:
cvs rdiff -u -r1.215 -r1.216 src/sys/miscfs/specfs/spec_vnops.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/specfs/spec_vnops.c
diff -u src/sys/miscfs/specfs/spec_vnops.c:1.215 src/sys/miscfs/specfs/spec_vnops.c:1.216
--- src/sys/miscfs/specfs/spec_vnops.c:1.215 Wed Sep 21 10:59:10 2022
+++ src/sys/miscfs/specfs/spec_vnops.c Sat Oct 15 15:20:46 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: spec_vnops.c,v 1.215 2022/09/21 10:59:10 riastradh Exp $ */
+/* $NetBSD: spec_vnops.c,v 1.216 2022/10/15 15:20:46 riastradh Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -58,7 +58,11 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: spec_vnops.c,v 1.215 2022/09/21 10:59:10 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: spec_vnops.c,v 1.216 2022/10/15 15:20:46 riastradh Exp $");
+
+#ifdef _KERNEL_OPT
+#include "opt_ddb.h"
+#endif
#include <sys/param.h>
#include <sys/proc.h>
@@ -86,6 +90,10 @@ __KERNEL_RCSID(0, "$NetBSD: spec_vnops.c
#include <miscfs/genfs/genfs.h>
#include <miscfs/specfs/specdev.h>
+#ifdef DDB
+#include <ddb/ddb.h>
+#endif
+
/*
* Lock order:
*
@@ -1485,6 +1493,9 @@ spec_strategy(void *v)
if (mp && (mp->mnt_flag & MNT_RDONLY)) {
printf("%s blk %"PRId64" written while ro!\n",
mp->mnt_stat.f_mntonname, bp->b_blkno);
+#ifdef DDB
+ db_stacktrace();
+#endif
}
}
#endif /* DIAGNOSTIC */
