From: Guido Günther Date: Thu, 29 Oct 2020 14:20:56 +0000 (+0100) Subject: drm/etnaviv: Add lockdep annotations for context lock X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4612bad5701e158f3c40951f2c7aa8e64b3445eb;p=linux.git drm/etnaviv: Add lockdep annotations for context lock etnaviv_iommu_find_iova has it so etnaviv_iommu_insert_exact and lockdep_assert_held should have it as well. Signed-off-by: Guido Günther Signed-off-by: Lucas Stach --- diff --git a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c index 3607d348c2980..cd599ac046635 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c @@ -131,6 +131,8 @@ static void etnaviv_iommu_remove_mapping(struct etnaviv_iommu_context *context, { struct etnaviv_gem_object *etnaviv_obj = mapping->object; + lockdep_assert_held(&context->lock); + etnaviv_iommu_unmap(context, mapping->vram_node.start, etnaviv_obj->sgt, etnaviv_obj->base.size); drm_mm_remove_node(&mapping->vram_node); @@ -223,6 +225,8 @@ static int etnaviv_iommu_find_iova(struct etnaviv_iommu_context *context, static int etnaviv_iommu_insert_exact(struct etnaviv_iommu_context *context, struct drm_mm_node *node, size_t size, u64 va) { + lockdep_assert_held(&context->lock); + return drm_mm_insert_node_in_range(&context->mm, node, size, 0, 0, va, va + size, DRM_MM_INSERT_LOWEST); }