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perf/x86/amd: Remove unused variable 'hwc'

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'hwc' is never used in amd_pmu_enable_all(), so remove it.

Signed-off-by: Zucheng Zheng <zhengzucheng@huawei.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20220421111031.174698-1-zhengzucheng@huawei.com
This commit is contained in:
Zucheng Zheng 2022-04-21 19:10:31 +08:00 committed by Peter Zijlstra
parent 9cb23f598c
commit bc469ddf67
1 changed files with 0 additions and 3 deletions
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3
arch/x86/events/amd/core.c
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@ -771,14 +771,11 @@ static void amd_pmu_enable_event(struct perf_event *event)
static void amd_pmu_enable_all(int added)
{
struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
struct hw_perf_event *hwc;
int idx;
amd_brs_enable_all();
for (idx = 0; idx < x86_pmu.num_counters; idx++) {
hwc = &cpuc->events[idx]->hw;
/* only activate events which are marked as active */
if (!test_bit(idx, cpuc->active_mask))
continue;