diff options
| author | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2007-02-08 16:14:05 +1100 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2007-02-08 16:14:05 +1100 |
| commit | 1545085a28f226b59c243f88b82ea25393b0d63f (patch) | |
| tree | cb6c1f8827281b8ad41f2f22e8365769aafe25cb /drivers/char/drm/drm_bufs.c | |
| parent | 756db73df7b7d6b9f6421c1fb2e1cabeaede5846 (diff) | |
drm: Allow for 44 bit user-tokens (or drm_file offsets)
Diffstat (limited to 'drivers/char/drm/drm_bufs.c')
| -rw-r--r-- | drivers/char/drm/drm_bufs.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/char/drm/drm_bufs.c b/drivers/char/drm/drm_bufs.c index d917c8cb8a36..a6828cc14e58 100644 --- a/drivers/char/drm/drm_bufs.c +++ b/drivers/char/drm/drm_bufs.c @@ -79,14 +79,14 @@ static int drm_map_handle(drm_device_t *dev, drm_hash_item_t *hash, if (!use_hashed_handle) { int ret; - hash->key = user_token; + hash->key = user_token >> PAGE_SHIFT; ret = drm_ht_insert_item(&dev->map_hash, hash); if (ret != -EINVAL) return ret; } return drm_ht_just_insert_please(&dev->map_hash, hash, user_token, 32 - PAGE_SHIFT - 3, - PAGE_SHIFT, DRM_MAP_HASH_OFFSET); + 0, DRM_MAP_HASH_OFFSET >> PAGE_SHIFT); } /** @@ -262,7 +262,7 @@ static int drm_addmap_core(drm_device_t * dev, unsigned int offset, return ret; } - list->user_token = list->hash.key; + list->user_token = list->hash.key << PAGE_SHIFT; mutex_unlock(&dev->struct_mutex); *maplist = list; @@ -347,7 +347,8 @@ int drm_rmmap_locked(drm_device_t *dev, drm_local_map_t *map) if (r_list->map == map) { list_del(list); - drm_ht_remove_key(&dev->map_hash, r_list->user_token); + drm_ht_remove_key(&dev->map_hash, + r_list->user_token >> PAGE_SHIFT); drm_free(list, sizeof(*list), DRM_MEM_MAPS); break; } |