---

yaml --- r: 156639 b: refs/heads/master c: 304703a h: refs/heads/master i: 156637: d2dd6f9 156635: 0d9f874 156631: 20d611b 156623: 650de98 156607: 8a41e2a v: v3
git-mirror · Aug 10, 2009 · e9c1439 · e9c1439
1 parent 83f0fa9
commit e9c1439
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a4e95fc2cbb31d70a65beffeaf8773f881328c34
+refs/heads/master: 304703aba31a87903b8c0db8f5e6890cac2d596d
diff --git a/trunk/include/trace/ftrace.h b/trunk/include/trace/ftrace.h
@@ -637,7 +637,12 @@ __attribute__((section("_ftrace_events"))) event_##call = {		\
  *	pc = preempt_count();
  *
  *	__data_size = ftrace_get_offsets_<call>(&__data_offsets, args);
- *	__entry_size = __data_size + sizeof(*entry);
+ *
+ *	// Below we want to get the aligned size by taking into account
+ *	// the u32 field that will later store the buffer size
+ *	__entry_size = ALIGN(__data_size + sizeof(*entry) + sizeof(u32),
+ *			     sizeof(u64));
+ *	__entry_size -= sizeof(u32);
  *
  *	do {
  *		char raw_data[__entry_size]; <- allocate our sample in the stack
@@ -687,6 +692,7 @@ static void ftrace_profile_##call(proto)				\
 	__data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
 	__entry_size = ALIGN(__data_size + sizeof(*entry) + sizeof(u32),\
 			     sizeof(u64));				\
+	__entry_size -= sizeof(u32);					\
 									\
 	do {								\
 		char raw_data[__entry_size];				\