Commit-ID: 87847b8f26cc7176ec9b239898dc7ce47a94e1a6
Gitweb: http://git.kernel.org/tip/87847b8f26cc7176ec9b239898dc7ce47a94e1a6
Author: Paul Mackerras <paulus@xxxxxxxxx>
AuthorDate: Sat, 13 Jun 2009 17:06:50 +1000
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Sat, 13 Jun 2009 12:58:24 +0200
perf_counter: Fix atomic_set vs. atomic64_t type mismatch
Using atomic_set on an atomic64_t variable gives a compiler
warning on powerpc, and won't give the desired result at runtime.
This fixes an instance of this error in the perf_counter code.
Signed-off-by: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
LKML-Reference: <18995.20490.979429.244883@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
kernel/perf_counter.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c
index 29b685f..8d14a73 100644
--- a/kernel/perf_counter.c
+++ b/kernel/perf_counter.c
@@ -1283,7 +1283,7 @@ static void perf_ctx_adjust_freq(struct perf_counter_context *ctx)
if (!interrupts) {
perf_disable();
counter->pmu->disable(counter);
- atomic_set(&hwc->period_left, 0);
+ atomic64_set(&hwc->period_left, 0);
counter->pmu->enable(counter);
perf_enable();
}
--
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