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ftrace: mcount_addr defined but not used 

When CONFIG_DYNAMIC_FTRACE isn't used, neither is mcount_addr. This
patch eliminates that warning.

Signed-off-by: Steven Noonan <steven@uplinklabs.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Steven Noonan 2008-09-20 01:00:37 -07:00 committed by Ingo Molnar
parent fb1b6d8b51
commit 71c67d58b5
1 changed files with 8 additions and 8 deletions
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16
kernel/trace/ftrace.c
View File

@ -36,14 +36,6 @@
int ftrace_enabled __read_mostly; int ftrace_enabled __read_mostly;
static int last_ftrace_enabled; static int last_ftrace_enabled;
/*
* Since MCOUNT_ADDR may point to mcount itself, we do not want
* to get it confused by reading a reference in the code as we
* are parsing on objcopy output of text. Use a variable for
* it instead.
*/
static unsigned long mcount_addr = MCOUNT_ADDR;
/* /*
* ftrace_disabled is set when an anomaly is discovered. * ftrace_disabled is set when an anomaly is discovered.
* ftrace_disabled is much stronger than ftrace_enabled. * ftrace_disabled is much stronger than ftrace_enabled.
@ -178,6 +170,14 @@ static DEFINE_SPINLOCK(ftrace_hash_lock);
#define ftrace_hash_unlock(flags) do { } while(0) #define ftrace_hash_unlock(flags) do { } while(0)
#endif #endif
/*
* Since MCOUNT_ADDR may point to mcount itself, we do not want
* to get it confused by reading a reference in the code as we
* are parsing on objcopy output of text. Use a variable for
* it instead.
*/
static unsigned long mcount_addr = MCOUNT_ADDR;
static struct task_struct *ftraced_task; static struct task_struct *ftraced_task;
enum { enum {