[tip:perfcounters/core] perf_counter: Fix perf_counter_init_task() on !CONFIG_PERF_COUNTERS

From: tip-bot for Ingo Molnar
Date: Thu May 28 2009 - 05:47:35 EST


Commit-ID: d3e78ee3d015dac1794433abb6403b6fc8e70e10
Gitweb: http://git.kernel.org/tip/d3e78ee3d015dac1794433abb6403b6fc8e70e10
Author: Ingo Molnar <mingo@xxxxxxx>
AuthorDate: Thu, 28 May 2009 11:41:50 +0200
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Thu, 28 May 2009 11:42:16 +0200

perf_counter: Fix perf_counter_init_task() on !CONFIG_PERF_COUNTERS

Pointed out by compiler warnings:

tip/include/linux/perf_counter.h:644: warning: no return statement in function returning non-void

Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx>
Cc: Marcelo Tosatti <mtosatti@xxxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: John Kacur <jkacur@xxxxxxxxxx>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>


---
include/linux/perf_counter.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index 2b16ed3..a65ddc5 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -641,7 +641,7 @@ perf_counter_task_sched_out(struct task_struct *task,
struct task_struct *next, int cpu) { }
static inline void
perf_counter_task_tick(struct task_struct *task, int cpu) { }
-static inline int perf_counter_init_task(struct task_struct *child) { }
+static inline int perf_counter_init_task(struct task_struct *child) { return 0; }
static inline void perf_counter_exit_task(struct task_struct *child) { }
static inline void perf_counter_do_pending(void) { }
static inline void perf_counter_print_debug(void) { }
--
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