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authorThomas Hellstrom <thomas-at-tungstengraphics-dot-com>2006-08-23 11:31:10 +0200
committerThomas Hellstrom <thomas-at-tungstengraphics-dot-com>2006-08-23 11:31:10 +0200
commit459b234d79daaa8a003da9ea48775a5587d5ba2a (patch)
tree74138b86ed061bd561fb07c492bd7e6698e5573d /linux-core/drm_bufs.c
parent8dfe917cb26bbeddda0e1b52060d8dce188468f3 (diff)
Allow multiple addMaps with the same 32-bit map offset.
(Reported by Dave Airlie)
Diffstat (limited to 'linux-core/drm_bufs.c')
-rw-r--r--linux-core/drm_bufs.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/linux-core/drm_bufs.c b/linux-core/drm_bufs.c
index 2eeb401d..13b0b174 100644
--- a/linux-core/drm_bufs.c
+++ b/linux-core/drm_bufs.c
@@ -78,14 +78,16 @@ int drm_map_handle(drm_device_t *dev, drm_hash_item_t *hash,
#error Unsupported long size. Neither 64 nor 32 bits.
#endif
- if (use_hashed_handle) {
- return drm_ht_just_insert_please(&dev->map_hash, hash,
- user_token, 32 - PAGE_SHIFT - 3,
- PAGE_SHIFT, DRM_MAP_HASH_OFFSET);
- } else {
+ if (!use_hashed_handle) {
+ int ret;
hash->key = user_token;
- return drm_ht_insert_item(&dev->map_hash, hash);
+ ret = drm_ht_insert_item(&dev->map_hash, hash);
+ if (!ret)
+ return 0;
}
+ return drm_ht_just_insert_please(&dev->map_hash, hash,
+ user_token, 32 - PAGE_SHIFT - 3,
+ PAGE_SHIFT, DRM_MAP_HASH_OFFSET);
}
/**