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authorMarek Olšák <marek.olsak@amd.com>2018-11-12 15:43:58 -0500
committerMarek Olšák <marek.olsak@amd.com>2018-11-12 16:18:15 -0500
commite0c7114eb3c19d4c2653f661698a6baa3bc9bedf (patch)
treec215c7226a609fc4318f7a8627a21fb7f52bf993
parentc6aaafa3a1745c0c5a3b4cc0e023b74e2eccbaf4 (diff)
st/mesa: disable L3 thread pinning
This implementation can have massive drawbacks. Cc: 18.3 <mesa-stable@lists.freedesktop.org> Reviewed-by: Edmondo Tommasina <edmondo.tommasina@gmail.com>
-rw-r--r--src/mesa/state_tracker/st_manager.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/src/mesa/state_tracker/st_manager.c b/src/mesa/state_tracker/st_manager.c
index 690d5bc2313..076ad42646d 100644
--- a/src/mesa/state_tracker/st_manager.c
+++ b/src/mesa/state_tracker/st_manager.c
@@ -1072,15 +1072,6 @@ st_api_make_current(struct st_api *stapi, struct st_context_iface *stctxi,
* of the referenced drawables no longer exist.
*/
st_framebuffers_purge(st);
-
- /* Notify the driver that the context thread may have been changed.
- * This should pin all driver threads to a specific L3 cache for optimal
- * performance on AMD Zen CPUs.
- */
- struct glthread_state *glthread = st->ctx->GLThread;
- thrd_t *upper_thread = glthread ? &glthread->queue.threads[0] : NULL;
-
- util_context_thread_changed(st->pipe, upper_thread);
}
else {
ret = _mesa_make_current(NULL, NULL, NULL);