i965: Update old comment about state cache sizing.

diff --git a/src/mesa/drivers/dri/i965/brw_state_cache.c b/src/mesa/drivers/dri/i965/brw_state_cache.c
index ea81ad13417dd4ce829a743bc12cb476fe69f804..f1d89484fcef33ccf6907afc330dd20fa582f5a2 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_state_cache.c
+++ b/src/mesa/drivers/dri/i965/brw_state_cache.c
@@ -494,8 +494,8 @@ brw_state_cache_check_size(struct brw_context *brw)
    if (INTEL_DEBUG & DEBUG_STATE)
       printf("%s (n_items=%d)\n", __FUNCTION__, brw->cache.n_items);
 
-   /* un-tuned guess.  We've got around 20 state objects for a total of around
-    * 32k, so 1000 of them is around 1.5MB.
+   /* un-tuned guess.  Each object is generally a page, so 1000 of them is 4 MB of
+    * state cache.
     */
    if (brw->cache.n_items > 1000)
       brw_clear_cache(brw, &brw->cache);