Merge "msm: kgsl: Add a trace point to log pagetable destroys" (3a165041) · Commits · e / devices / android_kernel_sony_msm8994

drivers/gpu/msm/kgsl_iommu.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -652,9 +652,13 @@ static int kgsl_iommu_pt_equal(struct kgsl_mmu *mmu,
		static void kgsl_iommu_destroy_pagetable(struct kgsl_pagetable *pt)
		{
		struct kgsl_iommu_pt *iommu_pt = pt->priv;
		phys_addr_t domain_ptbase = iommu_get_pt_base_addr(iommu_pt->domain);

		if (iommu_pt->domain)
		msm_unregister_domain(iommu_pt->domain);

		trace_kgsl_pagetable_destroy(domain_ptbase, pt->name);

		kfree(iommu_pt);
		iommu_pt = NULL;
		}

+14 −0

Original line number	Diff line number	Diff line
		@@ -856,6 +856,20 @@ TRACE_EVENT(kgsl_active_count,
		)
		);

		TRACE_EVENT(kgsl_pagetable_destroy,
		TP_PROTO(phys_addr_t ptbase, unsigned int name),
		TP_ARGS(ptbase, name),
		TP_STRUCT__entry(
		__field(phys_addr_t, ptbase)
		__field(unsigned int, name)
		),
		TP_fast_assign(
		__entry->ptbase = ptbase;
		__entry->name = name;
		),
		TP_printk("ptbase=%pa name=%u", &__entry->ptbase, __entry->name)
		);

		#endif /* _KGSL_TRACE_H */

		/* This part must be outside protection */