diff options
Diffstat (limited to 'libdrm/intel')
-rw-r--r-- | libdrm/intel/intel_bufmgr_gem.c | 42 |
1 files changed, 14 insertions, 28 deletions
diff --git a/libdrm/intel/intel_bufmgr_gem.c b/libdrm/intel/intel_bufmgr_gem.c index 32e70912..6504ad6e 100644 --- a/libdrm/intel/intel_bufmgr_gem.c +++ b/libdrm/intel/intel_bufmgr_gem.c @@ -57,14 +57,8 @@ typedef struct _dri_bo_gem dri_bo_gem; -struct dri_gem_bo_bucket_entry { - dri_bo_gem *bo_gem; - struct dri_gem_bo_bucket_entry *next; -}; - struct dri_gem_bo_bucket { - struct dri_gem_bo_bucket_entry *head; - struct dri_gem_bo_bucket_entry **tail; + dri_bo_gem *head, **tail; /** * Limit on the number of entries in this bucket. * @@ -129,6 +123,9 @@ struct _dri_bo_gem { int reloc_count; /** Mapped address for the buffer */ void *virtual; + + /** free list */ + dri_bo_gem *next; }; static int @@ -285,22 +282,19 @@ dri_gem_bo_alloc(dri_bufmgr *bufmgr, const char *name, /* Get a buffer out of the cache if available */ if (bucket != NULL && bucket->num_entries > 0) { - struct dri_gem_bo_bucket_entry *entry = bucket->head; struct drm_i915_gem_busy busy; - bo_gem = entry->bo_gem; + bo_gem = bucket->head; busy.handle = bo_gem->gem_handle; ret = ioctl(bufmgr_gem->fd, DRM_IOCTL_I915_GEM_BUSY, &busy); alloc_from_cache = (ret == 0 && busy.busy == 0); if (alloc_from_cache) { - bucket->head = entry->next; - if (entry->next == NULL) + bucket->head = bo_gem->next; + if (bo_gem->next == NULL) bucket->tail = &bucket->head; bucket->num_entries--; - - free(entry); } } @@ -417,20 +411,15 @@ dri_gem_bo_unreference(dri_bo *bo) (bucket->max_entries > 0 && bucket->num_entries < bucket->max_entries))) { - struct dri_gem_bo_bucket_entry *entry; - bo_gem->name = 0; bo_gem->validate_index = -1; bo_gem->relocs = NULL; bo_gem->reloc_target_bo = NULL; bo_gem->reloc_count = 0; - entry = calloc(1, sizeof(*entry)); - entry->bo_gem = bo_gem; - - entry->next = NULL; - *bucket->tail = entry; - bucket->tail = &entry->next; + bo_gem->next = NULL; + *bucket->tail = bo_gem; + bucket->tail = &bo_gem->next; bucket->num_entries++; } else { struct drm_gem_close close; @@ -599,19 +588,17 @@ dri_bufmgr_gem_destroy(dri_bufmgr *bufmgr) /* Free any cached buffer objects we were going to reuse */ for (i = 0; i < INTEL_GEM_BO_BUCKETS; i++) { struct dri_gem_bo_bucket *bucket = &bufmgr_gem->cache_bucket[i]; - struct dri_gem_bo_bucket_entry *entry; + dri_bo_gem *bo_gem; - while ((entry = bucket->head) != NULL) { + while ((bo_gem = bucket->head) != NULL) { struct drm_gem_close close; - dri_bo_gem *bo_gem; int ret; - bucket->head = entry->next; - if (entry->next == NULL) + bucket->head = bo_gem->next; + if (bo_gem->next == NULL) bucket->tail = &bucket->head; bucket->num_entries--; - bo_gem = entry->bo_gem; if (bo_gem->mapped) munmap (bo_gem->virtual, bo_gem->bo.size); @@ -624,7 +611,6 @@ dri_bufmgr_gem_destroy(dri_bufmgr *bufmgr) } free(bo_gem); - free(entry); } } |