All of lore.kernel.org
 help / color / mirror / Atom feed
From: Boris Brezillon <boris.brezillon@collabora.com>
To: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Cc: "Mark Rutland" <mark.rutland@arm.com>,
	"Emma Anholt" <emma@anholt.net>,
	"Peter Zijlstra" <peterz@infradead.org>,
	dri-devel@lists.freedesktop.org,
	"Gurchetan Singh" <gurchetansingh@chromium.org>,
	"Gerd Hoffmann" <kraxel@redhat.com>,
	kernel@collabora.com, "Will Deacon" <will@kernel.org>,
	"David Airlie" <airlied@gmail.com>,
	"Steven Price" <steven.price@arm.com>,
	intel-gfx@lists.freedesktop.org,
	"Daniel Vetter" <daniel@ffwll.ch>,
	"Boqun Feng" <boqun.feng@gmail.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Melissa Wen" <mwen@igalia.com>,
	virtualization@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, "Chia-I Wu" <olvaffe@gmail.com>,
	"Qiang Yu" <yuq825@gmail.com>,
	"Thomas Zimmermann" <tzimmermann@suse.de>,
	"Christian König" <christian.koenig@amd.com>
Subject: Re: [Intel-gfx] [PATCH v15 08/23] drm/shmem-helper: Refactor locked/unlocked functions
Date: Mon, 28 Aug 2023 13:28:02 +0200	[thread overview]
Message-ID: <20230828132802.45ec5958@collabora.com> (raw)
In-Reply-To: <20230827175449.1766701-9-dmitry.osipenko@collabora.com>

On Sun, 27 Aug 2023 20:54:34 +0300
Dmitry Osipenko <dmitry.osipenko@collabora.com> wrote:

> Add locked and remove unlocked postfixes from drm-shmem function names,
> making names consistent with the drm/gem core code.
> 
> Suggested-by: Boris Brezillon <boris.brezillon@collabora.com>
> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>

Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>

> ---
>  drivers/gpu/drm/drm_gem_shmem_helper.c        | 64 +++++++++----------
>  drivers/gpu/drm/lima/lima_gem.c               |  8 +--
>  drivers/gpu/drm/panfrost/panfrost_drv.c       |  2 +-
>  drivers/gpu/drm/panfrost/panfrost_gem.c       |  6 +-
>  .../gpu/drm/panfrost/panfrost_gem_shrinker.c  |  2 +-
>  drivers/gpu/drm/panfrost/panfrost_mmu.c       |  2 +-
>  drivers/gpu/drm/v3d/v3d_bo.c                  |  4 +-
>  drivers/gpu/drm/virtio/virtgpu_object.c       |  4 +-
>  include/drm/drm_gem_shmem_helper.h            | 36 +++++------
>  9 files changed, 64 insertions(+), 64 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
> index 575704f38808..f053dc511508 100644
> --- a/drivers/gpu/drm/drm_gem_shmem_helper.c
> +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
> @@ -43,8 +43,8 @@ static const struct drm_gem_object_funcs drm_gem_shmem_funcs = {
>  	.pin = drm_gem_shmem_object_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> @@ -153,7 +153,7 @@ void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem)
>  			kfree(shmem->sgt);
>  		}
>  		if (shmem->got_sgt)
> -			drm_gem_shmem_put_pages(shmem);
> +			drm_gem_shmem_put_pages_locked(shmem);
>  
>  		drm_WARN_ON(obj->dev, shmem->pages_use_count);
>  
> @@ -165,7 +165,7 @@ void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem)
>  }
>  EXPORT_SYMBOL_GPL(drm_gem_shmem_free);
>  
> -static int drm_gem_shmem_get_pages(struct drm_gem_shmem_object *shmem)
> +static int drm_gem_shmem_get_pages_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  	struct page **pages;
> @@ -199,12 +199,12 @@ static int drm_gem_shmem_get_pages(struct drm_gem_shmem_object *shmem)
>  }
>  
>  /*
> - * drm_gem_shmem_put_pages - Decrease use count on the backing pages for a shmem GEM object
> + * drm_gem_shmem_put_pages_locked - Decrease use count on the backing pages for a shmem GEM object
>   * @shmem: shmem GEM object
>   *
>   * This function decreases the use count and puts the backing pages when use drops to zero.
>   */
> -void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem)
> +void drm_gem_shmem_put_pages_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  
> @@ -226,7 +226,7 @@ void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem)
>  			  shmem->pages_mark_accessed_on_put);
>  	shmem->pages = NULL;
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_put_pages);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_put_pages_locked);
>  
>  static int drm_gem_shmem_pin_locked(struct drm_gem_shmem_object *shmem)
>  {
> @@ -234,7 +234,7 @@ static int drm_gem_shmem_pin_locked(struct drm_gem_shmem_object *shmem)
>  
>  	dma_resv_assert_held(shmem->base.resv);
>  
> -	ret = drm_gem_shmem_get_pages(shmem);
> +	ret = drm_gem_shmem_get_pages_locked(shmem);
>  
>  	return ret;
>  }
> @@ -243,7 +243,7 @@ static void drm_gem_shmem_unpin_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	dma_resv_assert_held(shmem->base.resv);
>  
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  }
>  
>  /**
> @@ -293,7 +293,7 @@ void drm_gem_shmem_unpin(struct drm_gem_shmem_object *shmem)
>  EXPORT_SYMBOL_GPL(drm_gem_shmem_unpin);
>  
>  /*
> - * drm_gem_shmem_vmap - Create a virtual mapping for a shmem GEM object
> + * drm_gem_shmem_vmap_locked - Create a virtual mapping for a shmem GEM object
>   * @shmem: shmem GEM object
>   * @map: Returns the kernel virtual address of the SHMEM GEM object's backing
>   *       store.
> @@ -302,13 +302,13 @@ EXPORT_SYMBOL_GPL(drm_gem_shmem_unpin);
>   * exists for the buffer backing the shmem GEM object. It hides the differences
>   * between dma-buf imported and natively allocated objects.
>   *
> - * Acquired mappings should be cleaned up by calling drm_gem_shmem_vunmap().
> + * Acquired mappings should be cleaned up by calling drm_gem_shmem_vunmap_locked().
>   *
>   * Returns:
>   * 0 on success or a negative error code on failure.
>   */
> -int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
> -		       struct iosys_map *map)
> +int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object *shmem,
> +			      struct iosys_map *map)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  	int ret = 0;
> @@ -331,7 +331,7 @@ int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
>  			return 0;
>  		}
>  
> -		ret = drm_gem_shmem_get_pages(shmem);
> +		ret = drm_gem_shmem_get_pages_locked(shmem);
>  		if (ret)
>  			goto err_zero_use;
>  
> @@ -354,28 +354,28 @@ int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
>  
>  err_put_pages:
>  	if (!obj->import_attach)
> -		drm_gem_shmem_put_pages(shmem);
> +		drm_gem_shmem_put_pages_locked(shmem);
>  err_zero_use:
>  	shmem->vmap_use_count = 0;
>  
>  	return ret;
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_vmap);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_vmap_locked);
>  
>  /*
> - * drm_gem_shmem_vunmap - Unmap a virtual mapping for a shmem GEM object
> + * drm_gem_shmem_vunmap_locked - Unmap a virtual mapping for a shmem GEM object
>   * @shmem: shmem GEM object
>   * @map: Kernel virtual address where the SHMEM GEM object was mapped
>   *
>   * This function cleans up a kernel virtual address mapping acquired by
> - * drm_gem_shmem_vmap(). The mapping is only removed when the use count drops to
> - * zero.
> + * drm_gem_shmem_vmap_locked(). The mapping is only removed when the use count
> + * drops to zero.
>   *
>   * This function hides the differences between dma-buf imported and natively
>   * allocated objects.
>   */
> -void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
> -			  struct iosys_map *map)
> +void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
> +				 struct iosys_map *map)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  
> @@ -391,12 +391,12 @@ void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
>  			return;
>  
>  		vunmap(shmem->vaddr);
> -		drm_gem_shmem_put_pages(shmem);
> +		drm_gem_shmem_put_pages_locked(shmem);
>  	}
>  
>  	shmem->vaddr = NULL;
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_vunmap);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_vunmap_locked);
>  
>  static int
>  drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
> @@ -424,7 +424,7 @@ drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
>  /* Update madvise status, returns true if not purged, else
>   * false or -errno.
>   */
> -int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv)
> +int drm_gem_shmem_madvise_locked(struct drm_gem_shmem_object *shmem, int madv)
>  {
>  	dma_resv_assert_held(shmem->base.resv);
>  
> @@ -435,9 +435,9 @@ int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv)
>  
>  	return (madv >= 0);
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_madvise);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_madvise_locked);
>  
> -void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
> +void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  	struct drm_device *dev = obj->dev;
> @@ -451,7 +451,7 @@ void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
>  	kfree(shmem->sgt);
>  	shmem->sgt = NULL;
>  
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  
>  	shmem->madv = -1;
>  
> @@ -467,7 +467,7 @@ void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
>  
>  	invalidate_mapping_pages(file_inode(obj->filp)->i_mapping, 0, (loff_t)-1);
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_purge);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_purge_locked);
>  
>  /**
>   * drm_gem_shmem_dumb_create - Create a dumb shmem buffer object
> @@ -564,7 +564,7 @@ static void drm_gem_shmem_vm_close(struct vm_area_struct *vma)
>  	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
>  
>  	dma_resv_lock(shmem->base.resv, NULL);
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  	dma_resv_unlock(shmem->base.resv);
>  
>  	drm_gem_vm_close(vma);
> @@ -605,7 +605,7 @@ int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct
>  	}
>  
>  	dma_resv_lock(shmem->base.resv, NULL);
> -	ret = drm_gem_shmem_get_pages(shmem);
> +	ret = drm_gem_shmem_get_pages_locked(shmem);
>  	dma_resv_unlock(shmem->base.resv);
>  
>  	if (ret)
> @@ -673,7 +673,7 @@ static struct sg_table *drm_gem_shmem_get_pages_sgt_locked(struct drm_gem_shmem_
>  
>  	drm_WARN_ON(obj->dev, obj->import_attach);
>  
> -	ret = drm_gem_shmem_get_pages(shmem);
> +	ret = drm_gem_shmem_get_pages_locked(shmem);
>  	if (ret)
>  		return ERR_PTR(ret);
>  
> @@ -696,7 +696,7 @@ static struct sg_table *drm_gem_shmem_get_pages_sgt_locked(struct drm_gem_shmem_
>  	sg_free_table(sgt);
>  	kfree(sgt);
>  err_put_pages:
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  	return ERR_PTR(ret);
>  }
>  
> diff --git a/drivers/gpu/drm/lima/lima_gem.c b/drivers/gpu/drm/lima/lima_gem.c
> index 28602302c281..7d74c71f5558 100644
> --- a/drivers/gpu/drm/lima/lima_gem.c
> +++ b/drivers/gpu/drm/lima/lima_gem.c
> @@ -181,7 +181,7 @@ static int lima_gem_pin(struct drm_gem_object *obj)
>  	if (bo->heap_size)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_pin(&bo->base);
> +	return drm_gem_shmem_object_pin(obj);
>  }
>  
>  static int lima_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map)
> @@ -191,7 +191,7 @@ static int lima_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map)
>  	if (bo->heap_size)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_vmap(&bo->base, map);
> +	return drm_gem_shmem_object_vmap_locked(obj, map);
>  }
>  
>  static int lima_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
> @@ -201,7 +201,7 @@ static int lima_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
>  	if (bo->heap_size)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_mmap(&bo->base, vma);
> +	return drm_gem_shmem_object_mmap(obj, vma);
>  }
>  
>  static const struct drm_gem_object_funcs lima_gem_funcs = {
> @@ -213,7 +213,7 @@ static const struct drm_gem_object_funcs lima_gem_funcs = {
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
>  	.vmap = lima_gem_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = lima_gem_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
> index a2ab99698ca8..175443eacead 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_drv.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
> @@ -436,7 +436,7 @@ static int panfrost_ioctl_madvise(struct drm_device *dev, void *data,
>  		}
>  	}
>  
> -	args->retained = drm_gem_shmem_madvise(&bo->base, args->madv);
> +	args->retained = drm_gem_shmem_madvise_locked(&bo->base, args->madv);
>  
>  	if (args->retained) {
>  		if (args->madv == PANFROST_MADV_DONTNEED)
> diff --git a/drivers/gpu/drm/panfrost/panfrost_gem.c b/drivers/gpu/drm/panfrost/panfrost_gem.c
> index 3c812fbd126f..59c8c73c6a59 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_gem.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_gem.c
> @@ -192,7 +192,7 @@ static int panfrost_gem_pin(struct drm_gem_object *obj)
>  	if (bo->is_heap)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_pin(&bo->base);
> +	return drm_gem_shmem_object_pin(obj);
>  }
>  
>  static const struct drm_gem_object_funcs panfrost_gem_funcs = {
> @@ -203,8 +203,8 @@ static const struct drm_gem_object_funcs panfrost_gem_funcs = {
>  	.pin = panfrost_gem_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
> index 6a71a2555f85..72193bd734e1 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
> @@ -52,7 +52,7 @@ static bool panfrost_gem_purge(struct drm_gem_object *obj)
>  		goto unlock_mappings;
>  
>  	panfrost_gem_teardown_mappings_locked(bo);
> -	drm_gem_shmem_purge(&bo->base);
> +	drm_gem_shmem_purge_locked(&bo->base);
>  	ret = true;
>  
>  	dma_resv_unlock(shmem->base.resv);
> diff --git a/drivers/gpu/drm/panfrost/panfrost_mmu.c b/drivers/gpu/drm/panfrost/panfrost_mmu.c
> index c0123d09f699..7771769f0ce0 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_mmu.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_mmu.c
> @@ -535,7 +535,7 @@ static int panfrost_mmu_map_fault_addr(struct panfrost_device *pfdev, int as,
>  err_map:
>  	sg_free_table(sgt);
>  err_pages:
> -	drm_gem_shmem_put_pages(&bo->base);
> +	drm_gem_shmem_put_pages_locked(&bo->base);
>  err_unlock:
>  	dma_resv_unlock(obj->resv);
>  err_bo:
> diff --git a/drivers/gpu/drm/v3d/v3d_bo.c b/drivers/gpu/drm/v3d/v3d_bo.c
> index 70c1095d6eec..6a0e7b6177d5 100644
> --- a/drivers/gpu/drm/v3d/v3d_bo.c
> +++ b/drivers/gpu/drm/v3d/v3d_bo.c
> @@ -58,8 +58,8 @@ static const struct drm_gem_object_funcs v3d_gem_funcs = {
>  	.pin = drm_gem_shmem_object_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c
> index 343b13428125..97020ed56b81 100644
> --- a/drivers/gpu/drm/virtio/virtgpu_object.c
> +++ b/drivers/gpu/drm/virtio/virtgpu_object.c
> @@ -106,8 +106,8 @@ static const struct drm_gem_object_funcs virtio_gpu_shmem_funcs = {
>  	.pin = drm_gem_shmem_object_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/include/drm/drm_gem_shmem_helper.h b/include/drm/drm_gem_shmem_helper.h
> index f87124629bb5..ec2d8b24e3cf 100644
> --- a/include/drm/drm_gem_shmem_helper.h
> +++ b/include/drm/drm_gem_shmem_helper.h
> @@ -113,16 +113,16 @@ struct drm_gem_shmem_object {
>  struct drm_gem_shmem_object *drm_gem_shmem_create(struct drm_device *dev, size_t size);
>  void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem);
>  
> -void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem);
> +void drm_gem_shmem_put_pages_locked(struct drm_gem_shmem_object *shmem);
>  int drm_gem_shmem_pin(struct drm_gem_shmem_object *shmem);
>  void drm_gem_shmem_unpin(struct drm_gem_shmem_object *shmem);
> -int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
> -		       struct iosys_map *map);
> -void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
> -			  struct iosys_map *map);
> +int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object *shmem,
> +			      struct iosys_map *map);
> +void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
> +				 struct iosys_map *map);
>  int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct *vma);
>  
> -int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv);
> +int drm_gem_shmem_madvise_locked(struct drm_gem_shmem_object *shmem, int madv);
>  
>  static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem)
>  {
> @@ -131,7 +131,7 @@ static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem
>  		!shmem->base.dma_buf && !shmem->base.import_attach;
>  }
>  
> -void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem);
> +void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem);
>  
>  struct sg_table *drm_gem_shmem_get_sg_table(struct drm_gem_shmem_object *shmem);
>  struct sg_table *drm_gem_shmem_get_pages_sgt(struct drm_gem_shmem_object *shmem);
> @@ -222,22 +222,22 @@ static inline struct sg_table *drm_gem_shmem_object_get_sg_table(struct drm_gem_
>  }
>  
>  /*
> - * drm_gem_shmem_object_vmap - GEM object function for drm_gem_shmem_vmap()
> + * drm_gem_shmem_object_vmap_locked - GEM object function for drm_gem_shmem_vmap_locked()
>   * @obj: GEM object
>   * @map: Returns the kernel virtual address of the SHMEM GEM object's backing store.
>   *
> - * This function wraps drm_gem_shmem_vmap(). Drivers that employ the shmem helpers should
> - * use it as their &drm_gem_object_funcs.vmap handler.
> + * This function wraps drm_gem_shmem_vmap_locked(). Drivers that employ the shmem
> + * helpers should use it as their &drm_gem_object_funcs.vmap handler.
>   *
>   * Returns:
>   * 0 on success or a negative error code on failure.
>   */
> -static inline int drm_gem_shmem_object_vmap(struct drm_gem_object *obj,
> -					    struct iosys_map *map)
> +static inline int drm_gem_shmem_object_vmap_locked(struct drm_gem_object *obj,
> +						   struct iosys_map *map)
>  {
>  	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
>  
> -	return drm_gem_shmem_vmap(shmem, map);
> +	return drm_gem_shmem_vmap_locked(shmem, map);
>  }
>  
>  /*
> @@ -245,15 +245,15 @@ static inline int drm_gem_shmem_object_vmap(struct drm_gem_object *obj,
>   * @obj: GEM object
>   * @map: Kernel virtual address where the SHMEM GEM object was mapped
>   *
> - * This function wraps drm_gem_shmem_vunmap(). Drivers that employ the shmem helpers should
> - * use it as their &drm_gem_object_funcs.vunmap handler.
> + * This function wraps drm_gem_shmem_vunmap_locked(). Drivers that employ the shmem
> + * helpers should use it as their &drm_gem_object_funcs.vunmap handler.
>   */
> -static inline void drm_gem_shmem_object_vunmap(struct drm_gem_object *obj,
> -					       struct iosys_map *map)
> +static inline void drm_gem_shmem_object_vunmap_locked(struct drm_gem_object *obj,
> +						      struct iosys_map *map)
>  {
>  	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
>  
> -	drm_gem_shmem_vunmap(shmem, map);
> +	drm_gem_shmem_vunmap_locked(shmem, map);
>  }
>  
>  /**


WARNING: multiple messages have this Message-ID (diff)
From: Boris Brezillon <boris.brezillon@collabora.com>
To: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Cc: "Mark Rutland" <mark.rutland@arm.com>,
	"Emma Anholt" <emma@anholt.net>,
	"Peter Zijlstra" <peterz@infradead.org>,
	dri-devel@lists.freedesktop.org,
	"Gurchetan Singh" <gurchetansingh@chromium.org>,
	"Gerd Hoffmann" <kraxel@redhat.com>,
	kernel@collabora.com, "Will Deacon" <will@kernel.org>,
	"Steven Price" <steven.price@arm.com>,
	intel-gfx@lists.freedesktop.org,
	"Boqun Feng" <boqun.feng@gmail.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Melissa Wen" <mwen@igalia.com>,
	virtualization@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, "Qiang Yu" <yuq825@gmail.com>,
	"Thomas Zimmermann" <tzimmermann@suse.de>,
	"Christian König" <christian.koenig@amd.com>
Subject: Re: [PATCH v15 08/23] drm/shmem-helper: Refactor locked/unlocked functions
Date: Mon, 28 Aug 2023 13:28:02 +0200	[thread overview]
Message-ID: <20230828132802.45ec5958@collabora.com> (raw)
In-Reply-To: <20230827175449.1766701-9-dmitry.osipenko@collabora.com>

On Sun, 27 Aug 2023 20:54:34 +0300
Dmitry Osipenko <dmitry.osipenko@collabora.com> wrote:

> Add locked and remove unlocked postfixes from drm-shmem function names,
> making names consistent with the drm/gem core code.
> 
> Suggested-by: Boris Brezillon <boris.brezillon@collabora.com>
> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>

Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>

> ---
>  drivers/gpu/drm/drm_gem_shmem_helper.c        | 64 +++++++++----------
>  drivers/gpu/drm/lima/lima_gem.c               |  8 +--
>  drivers/gpu/drm/panfrost/panfrost_drv.c       |  2 +-
>  drivers/gpu/drm/panfrost/panfrost_gem.c       |  6 +-
>  .../gpu/drm/panfrost/panfrost_gem_shrinker.c  |  2 +-
>  drivers/gpu/drm/panfrost/panfrost_mmu.c       |  2 +-
>  drivers/gpu/drm/v3d/v3d_bo.c                  |  4 +-
>  drivers/gpu/drm/virtio/virtgpu_object.c       |  4 +-
>  include/drm/drm_gem_shmem_helper.h            | 36 +++++------
>  9 files changed, 64 insertions(+), 64 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
> index 575704f38808..f053dc511508 100644
> --- a/drivers/gpu/drm/drm_gem_shmem_helper.c
> +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
> @@ -43,8 +43,8 @@ static const struct drm_gem_object_funcs drm_gem_shmem_funcs = {
>  	.pin = drm_gem_shmem_object_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> @@ -153,7 +153,7 @@ void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem)
>  			kfree(shmem->sgt);
>  		}
>  		if (shmem->got_sgt)
> -			drm_gem_shmem_put_pages(shmem);
> +			drm_gem_shmem_put_pages_locked(shmem);
>  
>  		drm_WARN_ON(obj->dev, shmem->pages_use_count);
>  
> @@ -165,7 +165,7 @@ void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem)
>  }
>  EXPORT_SYMBOL_GPL(drm_gem_shmem_free);
>  
> -static int drm_gem_shmem_get_pages(struct drm_gem_shmem_object *shmem)
> +static int drm_gem_shmem_get_pages_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  	struct page **pages;
> @@ -199,12 +199,12 @@ static int drm_gem_shmem_get_pages(struct drm_gem_shmem_object *shmem)
>  }
>  
>  /*
> - * drm_gem_shmem_put_pages - Decrease use count on the backing pages for a shmem GEM object
> + * drm_gem_shmem_put_pages_locked - Decrease use count on the backing pages for a shmem GEM object
>   * @shmem: shmem GEM object
>   *
>   * This function decreases the use count and puts the backing pages when use drops to zero.
>   */
> -void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem)
> +void drm_gem_shmem_put_pages_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  
> @@ -226,7 +226,7 @@ void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem)
>  			  shmem->pages_mark_accessed_on_put);
>  	shmem->pages = NULL;
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_put_pages);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_put_pages_locked);
>  
>  static int drm_gem_shmem_pin_locked(struct drm_gem_shmem_object *shmem)
>  {
> @@ -234,7 +234,7 @@ static int drm_gem_shmem_pin_locked(struct drm_gem_shmem_object *shmem)
>  
>  	dma_resv_assert_held(shmem->base.resv);
>  
> -	ret = drm_gem_shmem_get_pages(shmem);
> +	ret = drm_gem_shmem_get_pages_locked(shmem);
>  
>  	return ret;
>  }
> @@ -243,7 +243,7 @@ static void drm_gem_shmem_unpin_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	dma_resv_assert_held(shmem->base.resv);
>  
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  }
>  
>  /**
> @@ -293,7 +293,7 @@ void drm_gem_shmem_unpin(struct drm_gem_shmem_object *shmem)
>  EXPORT_SYMBOL_GPL(drm_gem_shmem_unpin);
>  
>  /*
> - * drm_gem_shmem_vmap - Create a virtual mapping for a shmem GEM object
> + * drm_gem_shmem_vmap_locked - Create a virtual mapping for a shmem GEM object
>   * @shmem: shmem GEM object
>   * @map: Returns the kernel virtual address of the SHMEM GEM object's backing
>   *       store.
> @@ -302,13 +302,13 @@ EXPORT_SYMBOL_GPL(drm_gem_shmem_unpin);
>   * exists for the buffer backing the shmem GEM object. It hides the differences
>   * between dma-buf imported and natively allocated objects.
>   *
> - * Acquired mappings should be cleaned up by calling drm_gem_shmem_vunmap().
> + * Acquired mappings should be cleaned up by calling drm_gem_shmem_vunmap_locked().
>   *
>   * Returns:
>   * 0 on success or a negative error code on failure.
>   */
> -int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
> -		       struct iosys_map *map)
> +int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object *shmem,
> +			      struct iosys_map *map)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  	int ret = 0;
> @@ -331,7 +331,7 @@ int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
>  			return 0;
>  		}
>  
> -		ret = drm_gem_shmem_get_pages(shmem);
> +		ret = drm_gem_shmem_get_pages_locked(shmem);
>  		if (ret)
>  			goto err_zero_use;
>  
> @@ -354,28 +354,28 @@ int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
>  
>  err_put_pages:
>  	if (!obj->import_attach)
> -		drm_gem_shmem_put_pages(shmem);
> +		drm_gem_shmem_put_pages_locked(shmem);
>  err_zero_use:
>  	shmem->vmap_use_count = 0;
>  
>  	return ret;
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_vmap);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_vmap_locked);
>  
>  /*
> - * drm_gem_shmem_vunmap - Unmap a virtual mapping for a shmem GEM object
> + * drm_gem_shmem_vunmap_locked - Unmap a virtual mapping for a shmem GEM object
>   * @shmem: shmem GEM object
>   * @map: Kernel virtual address where the SHMEM GEM object was mapped
>   *
>   * This function cleans up a kernel virtual address mapping acquired by
> - * drm_gem_shmem_vmap(). The mapping is only removed when the use count drops to
> - * zero.
> + * drm_gem_shmem_vmap_locked(). The mapping is only removed when the use count
> + * drops to zero.
>   *
>   * This function hides the differences between dma-buf imported and natively
>   * allocated objects.
>   */
> -void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
> -			  struct iosys_map *map)
> +void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
> +				 struct iosys_map *map)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  
> @@ -391,12 +391,12 @@ void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
>  			return;
>  
>  		vunmap(shmem->vaddr);
> -		drm_gem_shmem_put_pages(shmem);
> +		drm_gem_shmem_put_pages_locked(shmem);
>  	}
>  
>  	shmem->vaddr = NULL;
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_vunmap);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_vunmap_locked);
>  
>  static int
>  drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
> @@ -424,7 +424,7 @@ drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
>  /* Update madvise status, returns true if not purged, else
>   * false or -errno.
>   */
> -int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv)
> +int drm_gem_shmem_madvise_locked(struct drm_gem_shmem_object *shmem, int madv)
>  {
>  	dma_resv_assert_held(shmem->base.resv);
>  
> @@ -435,9 +435,9 @@ int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv)
>  
>  	return (madv >= 0);
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_madvise);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_madvise_locked);
>  
> -void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
> +void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem)
>  {
>  	struct drm_gem_object *obj = &shmem->base;
>  	struct drm_device *dev = obj->dev;
> @@ -451,7 +451,7 @@ void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
>  	kfree(shmem->sgt);
>  	shmem->sgt = NULL;
>  
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  
>  	shmem->madv = -1;
>  
> @@ -467,7 +467,7 @@ void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
>  
>  	invalidate_mapping_pages(file_inode(obj->filp)->i_mapping, 0, (loff_t)-1);
>  }
> -EXPORT_SYMBOL_GPL(drm_gem_shmem_purge);
> +EXPORT_SYMBOL_GPL(drm_gem_shmem_purge_locked);
>  
>  /**
>   * drm_gem_shmem_dumb_create - Create a dumb shmem buffer object
> @@ -564,7 +564,7 @@ static void drm_gem_shmem_vm_close(struct vm_area_struct *vma)
>  	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
>  
>  	dma_resv_lock(shmem->base.resv, NULL);
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  	dma_resv_unlock(shmem->base.resv);
>  
>  	drm_gem_vm_close(vma);
> @@ -605,7 +605,7 @@ int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct
>  	}
>  
>  	dma_resv_lock(shmem->base.resv, NULL);
> -	ret = drm_gem_shmem_get_pages(shmem);
> +	ret = drm_gem_shmem_get_pages_locked(shmem);
>  	dma_resv_unlock(shmem->base.resv);
>  
>  	if (ret)
> @@ -673,7 +673,7 @@ static struct sg_table *drm_gem_shmem_get_pages_sgt_locked(struct drm_gem_shmem_
>  
>  	drm_WARN_ON(obj->dev, obj->import_attach);
>  
> -	ret = drm_gem_shmem_get_pages(shmem);
> +	ret = drm_gem_shmem_get_pages_locked(shmem);
>  	if (ret)
>  		return ERR_PTR(ret);
>  
> @@ -696,7 +696,7 @@ static struct sg_table *drm_gem_shmem_get_pages_sgt_locked(struct drm_gem_shmem_
>  	sg_free_table(sgt);
>  	kfree(sgt);
>  err_put_pages:
> -	drm_gem_shmem_put_pages(shmem);
> +	drm_gem_shmem_put_pages_locked(shmem);
>  	return ERR_PTR(ret);
>  }
>  
> diff --git a/drivers/gpu/drm/lima/lima_gem.c b/drivers/gpu/drm/lima/lima_gem.c
> index 28602302c281..7d74c71f5558 100644
> --- a/drivers/gpu/drm/lima/lima_gem.c
> +++ b/drivers/gpu/drm/lima/lima_gem.c
> @@ -181,7 +181,7 @@ static int lima_gem_pin(struct drm_gem_object *obj)
>  	if (bo->heap_size)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_pin(&bo->base);
> +	return drm_gem_shmem_object_pin(obj);
>  }
>  
>  static int lima_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map)
> @@ -191,7 +191,7 @@ static int lima_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map)
>  	if (bo->heap_size)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_vmap(&bo->base, map);
> +	return drm_gem_shmem_object_vmap_locked(obj, map);
>  }
>  
>  static int lima_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
> @@ -201,7 +201,7 @@ static int lima_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
>  	if (bo->heap_size)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_mmap(&bo->base, vma);
> +	return drm_gem_shmem_object_mmap(obj, vma);
>  }
>  
>  static const struct drm_gem_object_funcs lima_gem_funcs = {
> @@ -213,7 +213,7 @@ static const struct drm_gem_object_funcs lima_gem_funcs = {
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
>  	.vmap = lima_gem_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = lima_gem_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
> index a2ab99698ca8..175443eacead 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_drv.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
> @@ -436,7 +436,7 @@ static int panfrost_ioctl_madvise(struct drm_device *dev, void *data,
>  		}
>  	}
>  
> -	args->retained = drm_gem_shmem_madvise(&bo->base, args->madv);
> +	args->retained = drm_gem_shmem_madvise_locked(&bo->base, args->madv);
>  
>  	if (args->retained) {
>  		if (args->madv == PANFROST_MADV_DONTNEED)
> diff --git a/drivers/gpu/drm/panfrost/panfrost_gem.c b/drivers/gpu/drm/panfrost/panfrost_gem.c
> index 3c812fbd126f..59c8c73c6a59 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_gem.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_gem.c
> @@ -192,7 +192,7 @@ static int panfrost_gem_pin(struct drm_gem_object *obj)
>  	if (bo->is_heap)
>  		return -EINVAL;
>  
> -	return drm_gem_shmem_pin(&bo->base);
> +	return drm_gem_shmem_object_pin(obj);
>  }
>  
>  static const struct drm_gem_object_funcs panfrost_gem_funcs = {
> @@ -203,8 +203,8 @@ static const struct drm_gem_object_funcs panfrost_gem_funcs = {
>  	.pin = panfrost_gem_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
> index 6a71a2555f85..72193bd734e1 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
> @@ -52,7 +52,7 @@ static bool panfrost_gem_purge(struct drm_gem_object *obj)
>  		goto unlock_mappings;
>  
>  	panfrost_gem_teardown_mappings_locked(bo);
> -	drm_gem_shmem_purge(&bo->base);
> +	drm_gem_shmem_purge_locked(&bo->base);
>  	ret = true;
>  
>  	dma_resv_unlock(shmem->base.resv);
> diff --git a/drivers/gpu/drm/panfrost/panfrost_mmu.c b/drivers/gpu/drm/panfrost/panfrost_mmu.c
> index c0123d09f699..7771769f0ce0 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_mmu.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_mmu.c
> @@ -535,7 +535,7 @@ static int panfrost_mmu_map_fault_addr(struct panfrost_device *pfdev, int as,
>  err_map:
>  	sg_free_table(sgt);
>  err_pages:
> -	drm_gem_shmem_put_pages(&bo->base);
> +	drm_gem_shmem_put_pages_locked(&bo->base);
>  err_unlock:
>  	dma_resv_unlock(obj->resv);
>  err_bo:
> diff --git a/drivers/gpu/drm/v3d/v3d_bo.c b/drivers/gpu/drm/v3d/v3d_bo.c
> index 70c1095d6eec..6a0e7b6177d5 100644
> --- a/drivers/gpu/drm/v3d/v3d_bo.c
> +++ b/drivers/gpu/drm/v3d/v3d_bo.c
> @@ -58,8 +58,8 @@ static const struct drm_gem_object_funcs v3d_gem_funcs = {
>  	.pin = drm_gem_shmem_object_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c
> index 343b13428125..97020ed56b81 100644
> --- a/drivers/gpu/drm/virtio/virtgpu_object.c
> +++ b/drivers/gpu/drm/virtio/virtgpu_object.c
> @@ -106,8 +106,8 @@ static const struct drm_gem_object_funcs virtio_gpu_shmem_funcs = {
>  	.pin = drm_gem_shmem_object_pin,
>  	.unpin = drm_gem_shmem_object_unpin,
>  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
> -	.vmap = drm_gem_shmem_object_vmap,
> -	.vunmap = drm_gem_shmem_object_vunmap,
> +	.vmap = drm_gem_shmem_object_vmap_locked,
> +	.vunmap = drm_gem_shmem_object_vunmap_locked,
>  	.mmap = drm_gem_shmem_object_mmap,
>  	.vm_ops = &drm_gem_shmem_vm_ops,
>  };
> diff --git a/include/drm/drm_gem_shmem_helper.h b/include/drm/drm_gem_shmem_helper.h
> index f87124629bb5..ec2d8b24e3cf 100644
> --- a/include/drm/drm_gem_shmem_helper.h
> +++ b/include/drm/drm_gem_shmem_helper.h
> @@ -113,16 +113,16 @@ struct drm_gem_shmem_object {
>  struct drm_gem_shmem_object *drm_gem_shmem_create(struct drm_device *dev, size_t size);
>  void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem);
>  
> -void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem);
> +void drm_gem_shmem_put_pages_locked(struct drm_gem_shmem_object *shmem);
>  int drm_gem_shmem_pin(struct drm_gem_shmem_object *shmem);
>  void drm_gem_shmem_unpin(struct drm_gem_shmem_object *shmem);
> -int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
> -		       struct iosys_map *map);
> -void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
> -			  struct iosys_map *map);
> +int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object *shmem,
> +			      struct iosys_map *map);
> +void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
> +				 struct iosys_map *map);
>  int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct *vma);
>  
> -int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv);
> +int drm_gem_shmem_madvise_locked(struct drm_gem_shmem_object *shmem, int madv);
>  
>  static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem)
>  {
> @@ -131,7 +131,7 @@ static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem
>  		!shmem->base.dma_buf && !shmem->base.import_attach;
>  }
>  
> -void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem);
> +void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem);
>  
>  struct sg_table *drm_gem_shmem_get_sg_table(struct drm_gem_shmem_object *shmem);
>  struct sg_table *drm_gem_shmem_get_pages_sgt(struct drm_gem_shmem_object *shmem);
> @@ -222,22 +222,22 @@ static inline struct sg_table *drm_gem_shmem_object_get_sg_table(struct drm_gem_
>  }
>  
>  /*
> - * drm_gem_shmem_object_vmap - GEM object function for drm_gem_shmem_vmap()
> + * drm_gem_shmem_object_vmap_locked - GEM object function for drm_gem_shmem_vmap_locked()
>   * @obj: GEM object
>   * @map: Returns the kernel virtual address of the SHMEM GEM object's backing store.
>   *
> - * This function wraps drm_gem_shmem_vmap(). Drivers that employ the shmem helpers should
> - * use it as their &drm_gem_object_funcs.vmap handler.
> + * This function wraps drm_gem_shmem_vmap_locked(). Drivers that employ the shmem
> + * helpers should use it as their &drm_gem_object_funcs.vmap handler.
>   *
>   * Returns:
>   * 0 on success or a negative error code on failure.
>   */
> -static inline int drm_gem_shmem_object_vmap(struct drm_gem_object *obj,
> -					    struct iosys_map *map)
> +static inline int drm_gem_shmem_object_vmap_locked(struct drm_gem_object *obj,
> +						   struct iosys_map *map)
>  {
>  	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
>  
> -	return drm_gem_shmem_vmap(shmem, map);
> +	return drm_gem_shmem_vmap_locked(shmem, map);
>  }
>  
>  /*
> @@ -245,15 +245,15 @@ static inline int drm_gem_shmem_object_vmap(struct drm_gem_object *obj,
>   * @obj: GEM object
>   * @map: Kernel virtual address where the SHMEM GEM object was mapped
>   *
> - * This function wraps drm_gem_shmem_vunmap(). Drivers that employ the shmem helpers should
> - * use it as their &drm_gem_object_funcs.vunmap handler.
> + * This function wraps drm_gem_shmem_vunmap_locked(). Drivers that employ the shmem
> + * helpers should use it as their &drm_gem_object_funcs.vunmap handler.
>   */
> -static inline void drm_gem_shmem_object_vunmap(struct drm_gem_object *obj,
> -					       struct iosys_map *map)
> +static inline void drm_gem_shmem_object_vunmap_locked(struct drm_gem_object *obj,
> +						      struct iosys_map *map)
>  {
>  	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
>  
> -	drm_gem_shmem_vunmap(shmem, map);
> +	drm_gem_shmem_vunmap_locked(shmem, map);
>  }
>  
>  /**


  reply	other threads:[~2023-08-28 11:28 UTC|newest]

Thread overview: 112+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-27 17:54 [Intel-gfx] [PATCH v15 00/23] Add generic memory shrinker to VirtIO-GPU and Panfrost DRM drivers Dmitry Osipenko
2023-08-27 17:54 ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 01/23] drm/shmem-helper: Fix UAF in error path when freeing SGT of imported GEM Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 11:16   ` [Intel-gfx] " Boris Brezillon
2023-08-28 11:16     ` Boris Brezillon
2023-09-02 18:15     ` [Intel-gfx] " Dmitry Osipenko
2023-09-02 18:15       ` Dmitry Osipenko
2023-09-04  8:01       ` [Intel-gfx] " Boris Brezillon
2023-09-04  8:01         ` Boris Brezillon
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 02/23] drm/shmem-helper: Use flag for tracking page count bumped by get_pages_sgt() Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 10:55   ` [Intel-gfx] " Boris Brezillon
2023-08-28 10:55     ` Boris Brezillon
2023-09-02 18:28     ` [Intel-gfx] " Dmitry Osipenko
2023-09-02 18:28       ` Dmitry Osipenko
2023-09-04  7:52       ` [Intel-gfx] " Boris Brezillon
2023-09-04  7:52         ` Boris Brezillon
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 03/23] drm/gem: Change locked/unlocked postfix of drm_gem_v/unmap() function names Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 11:25   ` [Intel-gfx] " Boris Brezillon
2023-08-28 11:25     ` Boris Brezillon
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 04/23] drm/gem: Add _locked postfix to functions that have unlocked counterpart Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 11:25   ` [Intel-gfx] " Boris Brezillon
2023-08-28 11:25     ` Boris Brezillon
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 05/23] drm/v3d: Replace open-coded drm_gem_shmem_free() with drm_gem_object_put() Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 06/23] drm/virtio: Replace " Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 07/23] drm/shmem-helper: Make all exported symbols GPL Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 08/23] drm/shmem-helper: Refactor locked/unlocked functions Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 11:28   ` Boris Brezillon [this message]
2023-08-28 11:28     ` Boris Brezillon
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 09/23] drm/shmem-helper: Remove obsoleted is_iomem test Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 11:29   ` [Intel-gfx] " Boris Brezillon
2023-08-28 11:29     ` Boris Brezillon
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 10/23] locking/refcount, kref: Add kref_put_ww_mutex() Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28  9:26   ` [Intel-gfx] " Boris Brezillon
2023-08-28  9:26     ` Boris Brezillon
2023-08-29  2:28     ` [Intel-gfx] " Dmitry Osipenko
2023-08-29  2:28       ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 11/23] dma-resv: Add kref_put_dma_resv() Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 10:21   ` [Intel-gfx] " Christian König
2023-08-28 10:21     ` Christian König
2023-08-28 10:21     ` Christian König via Virtualization
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 12/23] drm/shmem-helper: Add and use pages_pin_count Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28  9:38   ` [Intel-gfx] " Boris Brezillon
2023-08-28  9:38     ` Boris Brezillon
2023-08-28 11:46   ` [Intel-gfx] " Boris Brezillon
2023-08-28 11:46     ` Boris Brezillon
2023-08-29  2:30     ` [Intel-gfx] " Dmitry Osipenko
2023-08-29  2:30       ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 13/23] drm/shmem-helper: Use kref for pages_use_count Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 14/23] drm/shmem-helper: Add and use lockless drm_gem_shmem_get_pages() Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 15/23] drm/shmem-helper: Switch drm_gem_shmem_vmap/vunmap to use pin/unpin Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 16/23] drm/shmem-helper: Use kref for vmap_use_count Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 10:00   ` [Intel-gfx] " Boris Brezillon
2023-08-28 10:00     ` Boris Brezillon
2023-09-02 20:22     ` [Intel-gfx] " Dmitry Osipenko
2023-09-02 20:22       ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 17/23] drm/shmem-helper: Add and use drm_gem_shmem_resv_assert_held() helper Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-28 10:12   ` [Intel-gfx] " Boris Brezillon
2023-08-28 10:12     ` Boris Brezillon
2023-08-29  2:34     ` [Intel-gfx] " Dmitry Osipenko
2023-08-29  2:34       ` Dmitry Osipenko
2023-08-29  7:29       ` [Intel-gfx] " Boris Brezillon
2023-08-29  7:29         ` Boris Brezillon
2023-08-29  8:52         ` [Intel-gfx] " Christian König
2023-08-29  8:52           ` Christian König
2023-08-29  8:52           ` Christian König via Virtualization
2023-08-29  9:44           ` [Intel-gfx] " Boris Brezillon
2023-08-29  9:44             ` Boris Brezillon
2023-08-29 10:21             ` [Intel-gfx] " Boris Brezillon
2023-08-29 10:21               ` Boris Brezillon
2023-09-02 19:43         ` [Intel-gfx] " Dmitry Osipenko
2023-09-02 19:43           ` Dmitry Osipenko
2023-09-04  8:36           ` [Intel-gfx] " Boris Brezillon
2023-09-04  8:36             ` Boris Brezillon
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 18/23] drm/shmem-helper: Add memory shrinker Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 19/23] drm/shmem-helper: Export drm_gem_shmem_get_pages_sgt_locked() Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 20/23] drm/virtio: Pin display framebuffer BO Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 21/23] drm/virtio: Attach shmem BOs dynamically Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 22/23] drm/virtio: Support memory shrinking Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 17:54 ` [Intel-gfx] [PATCH v15 23/23] drm/panfrost: Switch to generic memory shrinker Dmitry Osipenko
2023-08-27 17:54   ` Dmitry Osipenko
2023-08-27 18:44 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for Add generic memory shrinker to VirtIO-GPU and Panfrost DRM drivers (rev3) Patchwork
2023-08-27 18:44 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2023-08-27 19:01 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-08-27 20:23 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2023-08-28 14:37 ` [Intel-gfx] [PATCH v15 00/23] Add generic memory shrinker to VirtIO-GPU and Panfrost DRM drivers Helen Mae Koike Fornazier
2023-08-28 14:37   ` Helen Mae Koike Fornazier
2023-08-28 15:24   ` [Intel-gfx] " Helen Mae Koike Fornazier
2023-08-28 15:24     ` Helen Mae Koike Fornazier
2023-08-29  2:36     ` [Intel-gfx] " Dmitry Osipenko
2023-08-29  2:36       ` Dmitry Osipenko

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230828132802.45ec5958@collabora.com \
    --to=boris.brezillon@collabora.com \
    --cc=airlied@gmail.com \
    --cc=boqun.feng@gmail.com \
    --cc=christian.koenig@amd.com \
    --cc=daniel@ffwll.ch \
    --cc=dmitry.osipenko@collabora.com \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=emma@anholt.net \
    --cc=gurchetansingh@chromium.org \
    --cc=intel-gfx@lists.freedesktop.org \
    --cc=kernel@collabora.com \
    --cc=kraxel@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mark.rutland@arm.com \
    --cc=mripard@kernel.org \
    --cc=mwen@igalia.com \
    --cc=olvaffe@gmail.com \
    --cc=peterz@infradead.org \
    --cc=steven.price@arm.com \
    --cc=tzimmermann@suse.de \
    --cc=virtualization@lists.linux-foundation.org \
    --cc=will@kernel.org \
    --cc=yuq825@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.