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perf/x86: Remove unused variable in nhmex_rbox_alter_er()

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The variable port is initialized but never used
otherwise, so remove the unused variable.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Cc: Yan, Zheng <zheng.z.yan@intel.com>
Cc: a.p.zijlstra@chello.nl
Cc: paulus@samba.org
Cc: acme@ghostprotocols.net
Link: http://lkml.kernel.org/r/CAPgLHd8NZkYSkZm22FpZxiEh6HcA0q-V%3D29vdnheiDhgrJZ%2Byw@mail.gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Wei Yongjun 2012-10-22 16:51:38 +08:00 committed by Ingo Molnar
parent e4074b3049
commit 64dfab8e83
1 changed files with 0 additions and 2 deletions
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2
arch/x86/kernel/cpu/perf_event_intel_uncore.c
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@ -1558,7 +1558,6 @@ void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event)
{
struct hw_perf_event *hwc = &event->hw;
struct hw_perf_event_extra *reg1 = &hwc->extra_reg;
int port;
/* adjust the main event selector and extra register index */
if (reg1->idx % 2) {
@ -1570,7 +1569,6 @@ void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event)
}
/* adjust extra register config */
port = reg1->idx / 6 + box->pmu->pmu_idx * 4;
switch (reg1->idx % 6) {
case 2:
/* shift the 8~15 bits to the 0~7 bits */