Commit 19b4aff2 authored by Suzuki K Poulose's avatar Suzuki K Poulose Committed by Will Deacon

perf: arm_spe: Prevent module unload while the PMU is in use

When the PMU driver is built as a module, the perf expects the
pmu->module to be valid, so that the driver is prevented from
being unloaded while it is in use. Fix the SPE pmu driver to
fill in this field.

Cc: Will Deacon <will.deacon@arm.com>
Acked-by: default avatarMark Rutland <mark.rutland@arm.com>
Signed-off-by: default avatarSuzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: default avatarWill Deacon <will.deacon@arm.com>
parent d125bffc
...@@ -889,6 +889,7 @@ static int arm_spe_pmu_perf_init(struct arm_spe_pmu *spe_pmu) ...@@ -889,6 +889,7 @@ static int arm_spe_pmu_perf_init(struct arm_spe_pmu *spe_pmu)
struct device *dev = &spe_pmu->pdev->dev; struct device *dev = &spe_pmu->pdev->dev;
spe_pmu->pmu = (struct pmu) { spe_pmu->pmu = (struct pmu) {
.module = THIS_MODULE,
.capabilities = PERF_PMU_CAP_EXCLUSIVE | PERF_PMU_CAP_ITRACE, .capabilities = PERF_PMU_CAP_EXCLUSIVE | PERF_PMU_CAP_ITRACE,
.attr_groups = arm_spe_pmu_attr_groups, .attr_groups = arm_spe_pmu_attr_groups,
/* /*
......
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