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util/u_queue: fix util_queue_finish deadlock by merging lock and finish_lock

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and by disabling the on-demand thread creation, which breaks the finish logic.

Fixes: 3713dc6b2a - util/u_queue: add UTIL_QUEUE_INIT_SCALE_THREADS flag
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/8363

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24173>
This commit is contained in:
Marek Olšák
2023-07-16 03:24:21 -04:00
parent c282f80c98
commit bfdfe5aa82
7 changed files with 82 additions and 44 deletions
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src/gallium/drivers/iris/iris_program.c
+2 -1
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@@ -2942,7 +2942,8 @@ iris_set_max_shader_compiler_threads(struct pipe_screen *pscreen,
unsigned max_threads)
{
struct iris_screen *screen = (struct iris_screen *) pscreen;
util_queue_adjust_num_threads(&screen->shader_compiler_queue, max_threads);
util_queue_adjust_num_threads(&screen->shader_compiler_queue, max_threads,
false);
}
static bool