Chris Wilson pointed out that this mapping really is persistant.
Shouldn't actually have any effect today, but best to set it anyway.
---
src/mesa/drivers/dri/i965/brw_program_cache.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_program_cache.c
b/src/mesa/drivers/dri/i965/brw_program_cache.c
index 8a3a9f67fa6..04682bef34c 100644
--- a/src/mesa/drivers/dri/i965/brw_program_cache.c
+++ b/src/mesa/drivers/dri/i965/brw_program_cache.c
@@ -219,8 +219,10 @@ brw_cache_new_bo(struct brw_cache *cache, uint32_t
new_size)
new_bo = brw_bo_alloc(brw->bufmgr, "program cache", new_size, 64);
if (can_do_exec_capture(brw->screen))
new_bo->kflags = EXEC_OBJECT_CAPTURE;
- if (brw->has_llc)
- llc_map = brw_bo_map(brw, new_bo, MAP_READ | MAP_WRITE | MAP_ASYNC);
+ if (brw->has_llc) {
+ llc_map = brw_bo_map(brw, new_bo, MAP_READ | MAP_WRITE |
+ MAP_ASYNC | MAP_PERSISTENT);
+ }
/* Copy any existing data that needs to be saved. */
if (cache->next_offset != 0) {
@@ -416,8 +418,10 @@ brw_init_caches(struct brw_context *brw)
cache->bo = brw_bo_alloc(brw->bufmgr, "program cache", 4096, 64);
if (can_do_exec_capture(brw->screen))
cache->bo->kflags = EXEC_OBJECT_CAPTURE;
- if (brw->has_llc)
- cache->map = brw_bo_map(brw, cache->bo, MAP_READ | MAP_WRITE |
MAP_ASYNC);
+ if (brw->has_llc) {
+ cache->map = brw_bo_map(brw, cache->bo, MAP_READ | MAP_WRITE |
+ MAP_ASYNC | MAP_PERSISTENT);
+ }
}
static void
--
2.13.3
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