Commit-ID: 5e9b397292ca0b9409dced33e3a22ec993377064
Gitweb: http://git.kernel.org/tip/5e9b397292ca0b9409dced33e3a22ec993377064
Author: Li Zefan <lizf@xxxxxxxxxxxxxx>
AuthorDate: Mon, 2 Nov 2009 08:51:13 +0800
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Mon, 2 Nov 2009 15:47:54 +0100
tracing: Fix to use __always_unused attribute
____ftrace_check_##name() is used for compile-time check on
F_printk() only, so it should be marked as __unused instead
of __used.
Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
LKML-Reference: <4AEE2D01.4010305@xxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
kernel/trace/trace_export.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index 9753fcc..c74848d 100644
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -48,11 +48,11 @@
struct ____ftrace_##name { \
tstruct \
}; \
-static void __used ____ftrace_check_##name(void) \
+static void __always_unused ____ftrace_check_##name(void) \
{ \
struct ____ftrace_##name *__entry = NULL; \
\
- /* force cmpile-time check on F_printk() */ \
+ /* force compile-time check on F_printk() */ \
printk(print); \
}
--
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