diff options
Diffstat (limited to 'src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c')
| -rw-r--r-- | src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c index b931455056..b9dff09804 100644 --- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c +++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c @@ -47,9 +47,6 @@ #include "pb_bufmgr.h" -#define DRI_SLABPOOL_ALLOC_RETRIES 100 - - struct pb_slab; struct pb_slab_buffer @@ -313,11 +310,10 @@ pb_slab_manager_create_buffer(struct pb_manager *_mgr, static struct pb_slab_buffer *buf; struct pb_slab *slab; struct list_head *list; - int count = DRI_SLABPOOL_ALLOC_RETRIES; /* check size */ - assert(size == mgr->bufSize); - if(size != mgr->bufSize) + assert(size <= mgr->bufSize); + if(size > mgr->bufSize) return NULL; /* check if we can provide the requested alignment */ @@ -331,23 +327,14 @@ pb_slab_manager_create_buffer(struct pb_manager *_mgr, /* XXX: check for compatible buffer usage too? */ _glthread_LOCK_MUTEX(mgr->mutex); - while (mgr->slabs.next == &mgr->slabs && count > 0) { - if (mgr->slabs.next != &mgr->slabs) - break; - - _glthread_UNLOCK_MUTEX(mgr->mutex); - if (count != DRI_SLABPOOL_ALLOC_RETRIES) - util_time_sleep(1); - _glthread_LOCK_MUTEX(mgr->mutex); + if (mgr->slabs.next == &mgr->slabs) { (void) pb_slab_create(mgr); - count--; + if (mgr->slabs.next == &mgr->slabs) { + _glthread_UNLOCK_MUTEX(mgr->mutex); + return NULL; + } } - list = mgr->slabs.next; - if (list == &mgr->slabs) { - _glthread_UNLOCK_MUTEX(mgr->mutex); - return NULL; - } slab = LIST_ENTRY(struct pb_slab, list, head); if (--slab->numFree == 0) LIST_DELINIT(list); |