On Tue, Jun 24, 2014 at 10:52:13PM +0100, Masaru Nomura wrote:
> removed drm_open_hash from drm_ht_remove_item() as the parameter is
> not used within the function.
>
> Signed-off-by: Masaru Nomura <massa.nom...@gmail.com>
> ---
> Please review this patch carefully. The reason the parameter is passed
> might be some historical one or clarity of which drm_open_hash
> we remove an item from.
Reasons for this are probably lost. On the patch:
Reviewed-by: Daniel Vetter <daniel.vet...@ffwll.ch>
Aside: Imo we could/should just move all the users to directly employ the
linux hashtab instead of partially reinventing the wheel here in drm.
-Daniel
>
> drivers/gpu/drm/drm_auth.c | 2 +-
> drivers/gpu/drm/drm_hashtab.c | 2 +-
> drivers/gpu/drm/drm_stub.c | 2 +-
> drivers/gpu/drm/ttm/ttm_object.c | 8 +++-----
> drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 4 ++--
> drivers/gpu/drm/vmwgfx/vmwgfx_shader.c | 4 ++--
> include/drm/drm_hashtab.h | 2 +-
> 7 files changed, 11 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
> index 3cedae1..f7ceea0 100644
> --- a/drivers/gpu/drm/drm_auth.c
> +++ b/drivers/gpu/drm/drm_auth.c
> @@ -115,7 +115,7 @@ int drm_remove_magic(struct drm_master *master,
> drm_magic_t magic)
> return -EINVAL;
> }
> pt = drm_hash_entry(hash, struct drm_magic_entry, hash_item);
> - drm_ht_remove_item(&master->magiclist, hash);
> + drm_ht_remove_item(hash);
> list_del(&pt->head);
> mutex_unlock(&dev->struct_mutex);
>
> diff --git a/drivers/gpu/drm/drm_hashtab.c b/drivers/gpu/drm/drm_hashtab.c
> index c3b80fd..a66447f 100644
> --- a/drivers/gpu/drm/drm_hashtab.c
> +++ b/drivers/gpu/drm/drm_hashtab.c
> @@ -188,7 +188,7 @@ int drm_ht_remove_key(struct drm_open_hash *ht, unsigned
> long key)
> return -EINVAL;
> }
>
> -int drm_ht_remove_item(struct drm_open_hash *ht, struct drm_hash_item *item)
> +int drm_ht_remove_item(struct drm_hash_item *item)
> {
> hlist_del_init_rcu(&item->head);
> return 0;
> diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
> index 14d1646..6ffed45 100644
> --- a/drivers/gpu/drm/drm_stub.c
> +++ b/drivers/gpu/drm/drm_stub.c
> @@ -166,7 +166,7 @@ static void drm_master_destroy(struct kref *kref)
>
> list_for_each_entry_safe(pt, next, &master->magicfree, head) {
> list_del(&pt->head);
> - drm_ht_remove_item(&master->magiclist, &pt->hash_item);
> + drm_ht_remove_item(&pt->hash_item);
> kfree(pt);
> }
>
> diff --git a/drivers/gpu/drm/ttm/ttm_object.c
> b/drivers/gpu/drm/ttm/ttm_object.c
> index d2a0533..42f73a8 100644
> --- a/drivers/gpu/drm/ttm/ttm_object.c
> +++ b/drivers/gpu/drm/ttm/ttm_object.c
> @@ -188,7 +188,7 @@ int ttm_base_object_init(struct ttm_object_file *tfile,
> return 0;
> out_err1:
> spin_lock(&tdev->object_lock);
> - (void)drm_ht_remove_item_rcu(&tdev->object_hash, &base->hash);
> + drm_ht_remove_item_rcu(&base->hash);
> spin_unlock(&tdev->object_lock);
> out_err0:
> return ret;
> @@ -202,7 +202,7 @@ static void ttm_release_base(struct kref *kref)
> struct ttm_object_device *tdev = base->tfile->tdev;
>
> spin_lock(&tdev->object_lock);
> - (void)drm_ht_remove_item_rcu(&tdev->object_hash, &base->hash);
> + drm_ht_remove_item_rcu(&base->hash);
> spin_unlock(&tdev->object_lock);
>
> /*
> @@ -390,11 +390,9 @@ static void ttm_ref_object_release(struct kref *kref)
> container_of(kref, struct ttm_ref_object, kref);
> struct ttm_base_object *base = ref->obj;
> struct ttm_object_file *tfile = ref->tfile;
> - struct drm_open_hash *ht;
> struct ttm_mem_global *mem_glob = tfile->tdev->mem_glob;
>
> - ht = &tfile->ref_hash[ref->ref_type];
> - (void)drm_ht_remove_item_rcu(ht, &ref->hash);
> + drm_ht_remove_item_rcu(&ref->hash);
> list_del(&ref->head);
> spin_unlock(&tfile->lock);
>
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
> b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
> index 87df0b3..1780f5e 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
> @@ -2185,13 +2185,13 @@ static void vmw_clear_validations(struct
> vmw_sw_context *sw_context)
> base.head) {
> list_del(&entry->base.head);
> ttm_bo_unref(&entry->base.bo);
> - (void) drm_ht_remove_item(&sw_context->res_ht, &entry->hash);
> + drm_ht_remove_item(&entry->hash);
> sw_context->cur_val_buf--;
> }
> BUG_ON(sw_context->cur_val_buf != 0);
>
> list_for_each_entry(val, &sw_context->resource_list, head)
> - (void) drm_ht_remove_item(&sw_context->res_ht, &val->hash);
> + drm_ht_remove_item(&val->hash);
> }
>
> static int vmw_validate_single_buffer(struct vmw_private *dev_priv,
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
> b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
> index 01cc8ea..bbb30c3 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
> @@ -542,7 +542,7 @@ static void vmw_compat_shader_free(struct
> vmw_compat_shader_manager *man,
> struct vmw_compat_shader *entry)
> {
> list_del(&entry->head);
> - WARN_ON(drm_ht_remove_item(&man->shaders, &entry->hash));
> + WARN_ON(drm_ht_remove_item(&entry->hash));
> WARN_ON(ttm_ref_object_base_unref(entry->tfile, entry->handle,
> TTM_REF_USAGE));
> kfree(entry);
> @@ -652,7 +652,7 @@ int vmw_compat_shader_remove(struct
> vmw_compat_shader_manager *man,
> vmw_compat_shader_free(man, entry);
> break;
> case VMW_COMPAT_COMMITED:
> - (void) drm_ht_remove_item(&man->shaders, &entry->hash);
> + drm_ht_remove_item(&entry->hash);
> list_del(&entry->head);
> entry->state = VMW_COMPAT_DEL;
> list_add_tail(&entry->head, list);
> diff --git a/include/drm/drm_hashtab.h b/include/drm/drm_hashtab.h
> index fce2ef3..ae34607 100644
> --- a/include/drm/drm_hashtab.h
> +++ b/include/drm/drm_hashtab.h
> @@ -58,7 +58,7 @@ extern int drm_ht_find_item(struct drm_open_hash *ht,
> unsigned long key, struct
>
> extern void drm_ht_verbose_list(struct drm_open_hash *ht, unsigned long key);
> extern int drm_ht_remove_key(struct drm_open_hash *ht, unsigned long key);
> -extern int drm_ht_remove_item(struct drm_open_hash *ht, struct drm_hash_item
> *item);
> +extern int drm_ht_remove_item(struct drm_hash_item *item);
> extern void drm_ht_remove(struct drm_open_hash *ht);
>
> /*
> --
> 1.9.3
>
> _______________________________________________
> dri-devel mailing list
> dri-de...@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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