summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
authorPauli Nieminen <suokkos@gmail.com>2009-08-20 18:57:35 +0300
committerPauli Nieminen <suokkos@gmail.com>2009-08-21 16:40:14 +0300
commit0c0cea250d6615bbd500ac0b61b5d34bc61711cf (patch)
tree73a234c713c04ec27418479b24aa7696684f07ca /src
parentba48e78b1f7cf307d505583f758c65b158f5aae0 (diff)
radeon: Add comment to explain logic for freeing dma buffers.
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_dma.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_dma.c b/src/mesa/drivers/dri/radeon/radeon_dma.c
index 40082d0798..7e6b74add8 100644
--- a/src/mesa/drivers/dri/radeon/radeon_dma.c
+++ b/src/mesa/drivers/dri/radeon/radeon_dma.c
@@ -204,6 +204,9 @@ again_alloc:
}
insert_at_head(&rmesa->dma.reserved, dma_bo);
} else {
+ /* We push and pop buffers from end of list so we can keep
+ counter on unused buffers for later freeing them from
+ begin of list */
struct radeon_dma_bo *dma_bo = last_elem(&rmesa->dma.free);
assert(dma_bo->bo->cref == 1);
remove_from_list(dma_bo);