[lvm-devel] LVM2/libdm/mm dbg_malloc.c
zkabelac at sourceware.org
zkabelac at sourceware.org
Fri Oct 28 20:37:31 UTC 2011
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: zkabelac at sourceware.org 2011-10-28 20:37:31
Modified files:
libdm/mm : dbg_malloc.c
Log message:
Improve valgrind support when compiled with DEBUG_MEM
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/libdm/mm/dbg_malloc.c.diff?cvsroot=lvm2&r1=1.24&r2=1.25
--- LVM2/libdm/mm/dbg_malloc.c 2011/10/20 13:33:41 1.24
+++ LVM2/libdm/mm/dbg_malloc.c 2011/10/28 20:37:31 1.25
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
- * Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2004-2011 Red Hat, Inc. All rights reserved.
*
* This file is part of the device-mapper userspace tools.
*
@@ -15,6 +15,10 @@
#include "dmlib.h"
+#ifdef VALGRIND_POOL
+#include "valgrind/memcheck.h"
+#endif
+
#include <assert.h>
#include <stdarg.h>
@@ -115,7 +119,9 @@
/* log_debug("Allocated: %u %u %u", nb->id, _mem_stats.blocks_allocated,
_mem_stats.bytes); */
-
+#ifdef VALGRIND_POOL
+ VALGRIND_MAKE_MEM_UNDEFINED(nb + 1, s);
+#endif
return nb + 1;
}
@@ -141,7 +147,9 @@
/* sanity check */
assert(mb->magic == p);
-
+#ifdef VALGRIND_POOL
+ VALGRIND_MAKE_MEM_DEFINED(p, mb->length);
+#endif
/* check data at the far boundary */
ptr = (char *) p + mb->length;
for (i = 0; i < sizeof(unsigned long); i++)
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