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ftrace: clean up macro usage

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enclose the argument in parenthesis. (especially since we cast it,
which is a high prio operation)

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2008-08-25 08:12:04 +02:00
parent 2d7da80f71
commit ac8825ec6d
1 changed files with 1 additions and 1 deletions
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kernel/trace/ftrace.c
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@ -165,7 +165,7 @@ static DEFINE_SPINLOCK(ftrace_hash_lock);
#define ftrace_hash_unlock(flags) spin_lock_irqsave(&ftrace_hash_lock, flags) #define ftrace_hash_unlock(flags) spin_lock_irqsave(&ftrace_hash_lock, flags)
#else #else
/* This is protected via the ftrace_lock with MCOUNT_RECORD. */ /* This is protected via the ftrace_lock with MCOUNT_RECORD. */
#define ftrace_hash_lock(flags) do { (void)flags; } while (0) #define ftrace_hash_lock(flags) do { (void)(flags); } while (0)
#define ftrace_hash_unlock(flags) do { } while(0) #define ftrace_hash_unlock(flags) do { } while(0)
#endif #endif