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tracing: Change event->profile_count to be int type

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Like total_profile_count, struct ftrace_event_call::profile_count
is protected by event_mutex, so it doesn't need to be atomic_t.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <4B1DC549.5010705@cn.fujitsu.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Li Zefan 2009-12-08 11:17:29 +08:00 • committed by Frederic Weisbecker
commit e00bf2ec60
5 changed files with 4 additions and 8 deletions
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2
include/linux/ftrace_event.h
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@ -131,7 +131,7 @@ struct ftrace_event_call {
void *mod;
void *data;
atomic_t profile_count;
int profile_count;
int (*profile_enable)(struct ftrace_event_call *);
void (*profile_disable)(struct ftrace_event_call *);
};

2
include/linux/syscalls.h
View file

@ -102,12 +102,10 @@ struct perf_event_attr;
#ifdef CONFIG_EVENT_PROFILE
#define TRACE_SYS_ENTER_PROFILE_INIT(sname) \
.profile_count = ATOMIC_INIT(-1), \
.profile_enable = prof_sysenter_enable, \
.profile_disable = prof_sysenter_disable,
#define TRACE_SYS_EXIT_PROFILE_INIT(sname) \
.profile_count = ATOMIC_INIT(-1), \
.profile_enable = prof_sysexit_enable, \
.profile_disable = prof_sysexit_disable,
#else