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| author | Robin Murphy <robin.murphy@arm.com> | 2023-06-05 18:01:31 +0100 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2023-06-09 11:26:47 +0100 |
| commit | 71e0cb32d5fc61468e83ed962379af71bba8237e (patch) | |
| tree | 5ebd921f9341d44174c09fd8f77a6e1dda9fff11 /drivers/perf/arm_cspmu/arm_cspmu.c | |
| parent | 225d757012e0afa673d8c862e6fb39ed2f429b4d (diff) | |
| download | linux-stable-71e0cb32d5fc61468e83ed962379af71bba8237e.tar.gz linux-stable-71e0cb32d5fc61468e83ed962379af71bba8237e.tar.bz2 linux-stable-71e0cb32d5fc61468e83ed962379af71bba8237e.zip | |
perf/arm_cspmu: Fix event attribute type
ARM_CSPMU_EVENT_ATTR() defines a struct perf_pmu_events_attr, so
arm_cspmu_sysfs_event_show() should not be interpreting it as struct
dev_ext_attribute.
Fixes: e37dfd65731d ("perf: arm_cspmu: Add support for ARM CoreSight PMU driver")
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Reviewed-and-tested-by: Ilkka Koskinen <ilkka@os.amperecomputing.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/27c0804af64007b2400abbc40278f642ee6a0a29.1685983270.git.robin.murphy@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf/arm_cspmu/arm_cspmu.c')
| -rw-r--r-- | drivers/perf/arm_cspmu/arm_cspmu.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/perf/arm_cspmu/arm_cspmu.c b/drivers/perf/arm_cspmu/arm_cspmu.c index d0572162f063..e8bc8fc1fb9c 100644 --- a/drivers/perf/arm_cspmu/arm_cspmu.c +++ b/drivers/perf/arm_cspmu/arm_cspmu.c @@ -189,10 +189,10 @@ static inline bool use_64b_counter_reg(const struct arm_cspmu *cspmu) ssize_t arm_cspmu_sysfs_event_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct dev_ext_attribute *eattr = - container_of(attr, struct dev_ext_attribute, attr); - return sysfs_emit(buf, "event=0x%llx\n", - (unsigned long long)eattr->var); + struct perf_pmu_events_attr *pmu_attr; + + pmu_attr = container_of(attr, typeof(*pmu_attr), attr); + return sysfs_emit(buf, "event=0x%llx\n", pmu_attr->id); } EXPORT_SYMBOL_GPL(arm_cspmu_sysfs_event_show); |