On Tue, 6 Jan 2009, Heiko Carstens wrote:
Sam and Heiko,
I'm trying to see if the (a ? b : c) construct is causing the issue. Can
you test this patch.
Thanks,
-- Steve
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index d95da10..e13ad24 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -113,7 +113,8 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
* "Define 'is'", Bill Clinton
* "Define 'if'", Steven Rostedt
*/
-#define if(cond) if (__builtin_constant_p((cond)) ? !!(cond) : \
+#define if(cond) if ((__builtin_constant_p((cond)) && !!(cond)) || \
+ (!__builtin_constant_p((cond)) && \
({ \
int ______r; \
static struct ftrace_branch_data \
@@ -130,7 +131,7 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
else \
______f.miss++; \
______r; \
- }))
+ })))
#endif /* CONFIG_PROFILE_ALL_BRANCHES */
#else
--
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