From: Leon Romanovsky leonro@nvidia.com
Rename the .move_notify() callback to .invalidate_mappings() to make its purpose explicit and highlight that it is responsible for invalidating existing mappings.
Suggested-by: Christian König christian.koenig@amd.com Reviewed-by: Christian König christian.koenig@amd.com Signed-off-by: Leon Romanovsky leonro@nvidia.com --- drivers/dma-buf/dma-buf.c | 6 +++--- drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c | 4 ++-- drivers/gpu/drm/virtio/virtgpu_prime.c | 2 +- drivers/gpu/drm/xe/tests/xe_dma_buf.c | 6 +++--- drivers/gpu/drm/xe/xe_dma_buf.c | 2 +- drivers/infiniband/core/umem_dmabuf.c | 4 ++-- drivers/infiniband/hw/mlx5/mr.c | 2 +- drivers/iommu/iommufd/pages.c | 2 +- include/linux/dma-buf.h | 6 +++--- 9 files changed, 17 insertions(+), 17 deletions(-)
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index edaa9e4ee4ae..59cc647bf40e 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -948,7 +948,7 @@ dma_buf_dynamic_attach(struct dma_buf *dmabuf, struct device *dev, if (WARN_ON(!dmabuf || !dev)) return ERR_PTR(-EINVAL);
- if (WARN_ON(importer_ops && !importer_ops->move_notify)) + if (WARN_ON(importer_ops && !importer_ops->invalidate_mappings)) return ERR_PTR(-EINVAL);
attach = kzalloc(sizeof(*attach), GFP_KERNEL); @@ -1055,7 +1055,7 @@ EXPORT_SYMBOL_NS_GPL(dma_buf_pin, "DMA_BUF"); * * This unpins a buffer pinned by dma_buf_pin() and allows the exporter to move * any mapping of @attach again and inform the importer through - * &dma_buf_attach_ops.move_notify. + * &dma_buf_attach_ops.invalidate_mappings. */ void dma_buf_unpin(struct dma_buf_attachment *attach) { @@ -1262,7 +1262,7 @@ void dma_buf_move_notify(struct dma_buf *dmabuf)
list_for_each_entry(attach, &dmabuf->attachments, node) if (attach->importer_ops) - attach->importer_ops->move_notify(attach); + attach->importer_ops->invalidate_mappings(attach); } EXPORT_SYMBOL_NS_GPL(dma_buf_move_notify, "DMA_BUF");
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index e22cfa7c6d32..863454148b28 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -450,7 +450,7 @@ amdgpu_dma_buf_create_obj(struct drm_device *dev, struct dma_buf *dma_buf) }
/** - * amdgpu_dma_buf_move_notify - &attach.move_notify implementation + * amdgpu_dma_buf_move_notify - &attach.invalidate_mappings implementation * * @attach: the DMA-buf attachment * @@ -521,7 +521,7 @@ amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach)
static const struct dma_buf_attach_ops amdgpu_dma_buf_attach_ops = { .allow_peer2peer = true, - .move_notify = amdgpu_dma_buf_move_notify + .invalidate_mappings = amdgpu_dma_buf_move_notify };
/** diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c index ce49282198cb..19c78dd2ca77 100644 --- a/drivers/gpu/drm/virtio/virtgpu_prime.c +++ b/drivers/gpu/drm/virtio/virtgpu_prime.c @@ -288,7 +288,7 @@ static void virtgpu_dma_buf_move_notify(struct dma_buf_attachment *attach)
static const struct dma_buf_attach_ops virtgpu_dma_buf_attach_ops = { .allow_peer2peer = true, - .move_notify = virtgpu_dma_buf_move_notify + .invalidate_mappings = virtgpu_dma_buf_move_notify };
struct drm_gem_object *virtgpu_gem_prime_import(struct drm_device *dev, diff --git a/drivers/gpu/drm/xe/tests/xe_dma_buf.c b/drivers/gpu/drm/xe/tests/xe_dma_buf.c index 5df98de5ba3c..1f2cca5c2f81 100644 --- a/drivers/gpu/drm/xe/tests/xe_dma_buf.c +++ b/drivers/gpu/drm/xe/tests/xe_dma_buf.c @@ -23,7 +23,7 @@ static bool p2p_enabled(struct dma_buf_test_params *params) static bool is_dynamic(struct dma_buf_test_params *params) { return IS_ENABLED(CONFIG_DMABUF_MOVE_NOTIFY) && params->attach_ops && - params->attach_ops->move_notify; + params->attach_ops->invalidate_mappings; }
static void check_residency(struct kunit *test, struct xe_bo *exported, @@ -60,7 +60,7 @@ static void check_residency(struct kunit *test, struct xe_bo *exported,
/* * Evict exporter. Evicting the exported bo will - * evict also the imported bo through the move_notify() functionality if + * evict also the imported bo through the invalidate_mappings() functionality if * importer is on a different device. If they're on the same device, * the exporter and the importer should be the same bo. */ @@ -198,7 +198,7 @@ static void xe_test_dmabuf_import_same_driver(struct xe_device *xe)
static const struct dma_buf_attach_ops nop2p_attach_ops = { .allow_peer2peer = false, - .move_notify = xe_dma_buf_move_notify + .invalidate_mappings = xe_dma_buf_move_notify };
/* diff --git a/drivers/gpu/drm/xe/xe_dma_buf.c b/drivers/gpu/drm/xe/xe_dma_buf.c index 7c74a31d4486..1b9cd043e517 100644 --- a/drivers/gpu/drm/xe/xe_dma_buf.c +++ b/drivers/gpu/drm/xe/xe_dma_buf.c @@ -287,7 +287,7 @@ static void xe_dma_buf_move_notify(struct dma_buf_attachment *attach)
static const struct dma_buf_attach_ops xe_dma_buf_attach_ops = { .allow_peer2peer = true, - .move_notify = xe_dma_buf_move_notify + .invalidate_mappings = xe_dma_buf_move_notify };
#if IS_ENABLED(CONFIG_DRM_XE_KUNIT_TEST) diff --git a/drivers/infiniband/core/umem_dmabuf.c b/drivers/infiniband/core/umem_dmabuf.c index 0ec2e4120cc9..d77a739cfe7a 100644 --- a/drivers/infiniband/core/umem_dmabuf.c +++ b/drivers/infiniband/core/umem_dmabuf.c @@ -129,7 +129,7 @@ ib_umem_dmabuf_get_with_dma_device(struct ib_device *device, if (check_add_overflow(offset, (unsigned long)size, &end)) return ret;
- if (unlikely(!ops || !ops->move_notify)) + if (unlikely(!ops || !ops->invalidate_mappings)) return ret;
dmabuf = dma_buf_get(fd); @@ -195,7 +195,7 @@ ib_umem_dmabuf_unsupported_move_notify(struct dma_buf_attachment *attach)
static struct dma_buf_attach_ops ib_umem_dmabuf_attach_pinned_ops = { .allow_peer2peer = true, - .move_notify = ib_umem_dmabuf_unsupported_move_notify, + .invalidate_mappings = ib_umem_dmabuf_unsupported_move_notify, };
struct ib_umem_dmabuf * diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 325fa04cbe8a..97099d3b1688 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -1620,7 +1620,7 @@ static void mlx5_ib_dmabuf_invalidate_cb(struct dma_buf_attachment *attach)
static struct dma_buf_attach_ops mlx5_ib_dmabuf_attach_ops = { .allow_peer2peer = 1, - .move_notify = mlx5_ib_dmabuf_invalidate_cb, + .invalidate_mappings = mlx5_ib_dmabuf_invalidate_cb, };
static struct ib_mr * diff --git a/drivers/iommu/iommufd/pages.c b/drivers/iommu/iommufd/pages.c index dbe51ecb9a20..76f900fa1687 100644 --- a/drivers/iommu/iommufd/pages.c +++ b/drivers/iommu/iommufd/pages.c @@ -1451,7 +1451,7 @@ static void iopt_revoke_notify(struct dma_buf_attachment *attach)
static struct dma_buf_attach_ops iopt_dmabuf_attach_revoke_ops = { .allow_peer2peer = true, - .move_notify = iopt_revoke_notify, + .invalidate_mappings = iopt_revoke_notify, };
/* diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h index 0bc492090237..1b397635c793 100644 --- a/include/linux/dma-buf.h +++ b/include/linux/dma-buf.h @@ -407,7 +407,7 @@ struct dma_buf { * through the device. * * - Dynamic importers should set fences for any access that they can't - * disable immediately from their &dma_buf_attach_ops.move_notify + * disable immediately from their &dma_buf_attach_ops.invalidate_mappings * callback. * * IMPORTANT: @@ -458,7 +458,7 @@ struct dma_buf_attach_ops { bool allow_peer2peer;
/** - * @move_notify: [optional] notification that the DMA-buf is moving + * @invalidate_mappings: [optional] notification that the DMA-buf is moving * * If this callback is provided the framework can avoid pinning the * backing store while mappings exists. @@ -475,7 +475,7 @@ struct dma_buf_attach_ops { * New mappings can be created after this callback returns, and will * point to the new location of the DMA-buf. */ - void (*move_notify)(struct dma_buf_attachment *attach); + void (*invalidate_mappings)(struct dma_buf_attachment *attach); };
/**