Author: pluknet
Date: Sat Jan 18 21:21:44 2014
New Revision: 260862
URL: http://svnweb.freebsd.org/changeset/base/260862
Log:
MFC r250816:
Protect SDT_PROBE() with do { } while (0) loop.
Modified:
stable/9/sys/sys/sdt.h
Directory Properties:
stable/9/sys/ (props changed)
stable/9/sys/sys/ (props changed)
Modified: stable/9/sys/sys/sdt.h
==============================================================================
--- stable/9/sys/sys/sdt.h Sat Jan 18 20:54:55 2014 (r260861)
+++ stable/9/sys/sys/sdt.h Sat Jan 18 21:21:44 2014 (r260862)
@@ -136,11 +136,12 @@ SET_DECLARE(sdt_argtypes_set, struct sdt
#define SDT_PROBE_DECLARE(prov, mod, func, name)
\
extern struct sdt_probe sdt_##prov##_##mod##_##func##_##name[1]
-#define SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4)
\
+#define SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) do {
\
if (sdt_##prov##_##mod##_##func##_##name->id)
\
(*sdt_probe_func)(sdt_##prov##_##mod##_##func##_##name->id,
\
(uintptr_t) arg0, (uintptr_t) arg1, (uintptr_t) arg2,
\
- (uintptr_t) arg3, (uintptr_t) arg4)
+ (uintptr_t) arg3, (uintptr_t) arg4);
\
+} while (0)
#define SDT_PROBE_ARGTYPE(prov, mod, func, name, num, type)
\
static struct sdt_argtype sdt_##prov##_##mod##_##func##_##name##num[1]
\
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