Messages in this thread Patch in this message | | | Date | Fri, 17 Mar 2023 15:50:24 -0400 | Subject | [PATCH v4 5/8] perf: pmuv3: Change GENMASK to GENMASK_ULL | From | Zaid Al-Bassam <> |
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GENMASK macro uses "unsigned long" (32-bit wide on arm and 64-bit on arm64), This causes build issues when enabling PMUv3 on arm as it tries to access bits > 31. This patch switches the GENMASK to GENMASK_ULL, which uses "unsigned long long" (64-bit on both arm and arm64).
Signed-off-by: Zaid Al-Bassam <zalbassam@google.com> Acked-by: Marc Zyngier <maz@kernel.org> Signed-off-by: Marc Zyngier <maz@kernel.org> --- drivers/perf/arm_pmuv3.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/perf/arm_pmuv3.c b/drivers/perf/arm_pmuv3.c index 2cab600af4fd..fc8ed3cd0330 100644 --- a/drivers/perf/arm_pmuv3.c +++ b/drivers/perf/arm_pmuv3.c @@ -489,7 +489,7 @@ static bool armv8pmu_event_needs_bias(struct perf_event *event) static u64 armv8pmu_bias_long_counter(struct perf_event *event, u64 value) { if (armv8pmu_event_needs_bias(event)) - value |= GENMASK(63, 32); + value |= GENMASK_ULL(63, 32); return value; } @@ -497,7 +497,7 @@ static u64 armv8pmu_bias_long_counter(struct perf_event *event, u64 value) static u64 armv8pmu_unbias_long_counter(struct perf_event *event, u64 value) { if (armv8pmu_event_needs_bias(event)) - value &= ~GENMASK(63, 32); + value &= ~GENMASK_ULL(63, 32); return value; } -- 2.40.0.rc2.332.ga46443480c-goog
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