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tracing: Fix to use __always_unused attribute

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____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@cn.fujitsu.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <4AEE2D01.4010305@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Li Zefan 2009-11-02 08:51:13 +08:00 committed by Ingo Molnar
parent 7b2a35132a
commit 5e9b397292
1 changed files with 2 additions and 2 deletions
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4
kernel/trace/trace_export.c
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@ -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); \
}