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warnings: disable override-init for arm perfctr arrays

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The arrays first init every fields to invalid op then override a few
fields, since this is not something we want to allow everywhere use
a GCC pragma to only ignore the warning there.

Change-Id: I498546fe60d60d4b000d711e22e04c8c360b5b83
This commit is contained in:
Dominique Martinet
2019-03-04 10:50:50 +09:00
committed by Dominique Martinet
parent 3fbad79afb
commit 0c79de67b4
1 changed files with 7 additions and 0 deletions
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7
arch/arm64/kernel/perfctr_armv8pmu.c
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@@ -174,6 +174,10 @@
/* PMUv3 HW events mapping. */ /* PMUv3 HW events mapping. */
/* disable -Woverride-init for the following initializations */
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Woverride-init"
/* /*
* @ref.impl linux-v4.15-rc3 arch/arm64/kernel/perf_event.c * @ref.impl linux-v4.15-rc3 arch/arm64/kernel/perf_event.c
* ARMv8 Architectural defined events, not all of these may * ARMv8 Architectural defined events, not all of these may
@@ -219,6 +223,9 @@ static const unsigned armv8_pmuv3_perf_cache_map[PERF_COUNT_HW_CACHE_MAX]
[C(BPU)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_PMUV3_PERFCTR_BR_MIS_PRED, [C(BPU)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_PMUV3_PERFCTR_BR_MIS_PRED,
}; };
/* restore warnings */
#pragma GCC diagnostic pop
/* @ref.impl linux-v4.15-rc3 drivers/perf/arm_pmu.c */ /* @ref.impl linux-v4.15-rc3 drivers/perf/arm_pmu.c */
static int static int
armpmu_map_cache_event(const unsigned (*cache_map) armpmu_map_cache_event(const unsigned (*cache_map)