diff options
Diffstat (limited to 'linux-core/drm_hashtab.c')
| -rw-r--r-- | linux-core/drm_hashtab.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/linux-core/drm_hashtab.c b/linux-core/drm_hashtab.c index 3be781df..d8c4549e 100644 --- a/linux-core/drm_hashtab.c +++ b/linux-core/drm_hashtab.c @@ -128,19 +128,21 @@ drm_ht_insert_item(drm_open_hash_t *ht, drm_hash_item_t *item) int drm_ht_just_insert_please(drm_open_hash_t *ht, drm_hash_item_t *item, - unsigned long seed, int bits) + unsigned long seed, int bits, int shift, + unsigned long add) { int ret; unsigned long mask = (1 << bits) - 1; - unsigned long first; + unsigned long first, unshifted_key; - item->key = hash_long(seed, bits); - first = item->key; + unshifted_key = hash_long(seed, bits); + first = unshifted_key; do{ + item->key = (unshifted_key << shift) + add; ret = drm_ht_insert_item(ht, item); if (ret) - item->key = (item->key + 1) & mask; - } while(ret && (item->key != first)); + unshifted_key = (unshifted_key + 1) & mask; + } while(ret && (unshifted_key != first)); if (ret) { DRM_ERROR("Available key bit space exhausted\n"); |