zink: init cache_put program fence on program creation

re-initializing here might overwrite an existing cache_put job

cc: mesa-stable

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17225>

src/gallium/drivers/zink/zink_program.c

@@ -437,6 +437,7 @@ zink_create_gfx_program(struct zink_context *ctx,
       goto fail;
 
    pipe_reference_init(&prog->base.reference, 1);
+   util_queue_fence_init(&prog->base.cache_fence);
 
    for (int i = 0; i < ZINK_SHADER_COUNT; ++i) {
       list_inithead(&prog->shader_cache[i][0][0]);
@@ -548,6 +549,7 @@ zink_create_compute_program(struct zink_context *ctx, struct zink_shader *shader
       goto fail;
 
    pipe_reference_init(&comp->base.reference, 1);
+   util_queue_fence_init(&comp->base.cache_fence);
    comp->base.is_compute = true;
 
    comp->curr = comp->module = CALLOC_STRUCT(zink_shader_module);

src/gallium/drivers/zink/zink_screen.c

@@ -242,7 +242,6 @@ cache_put_job(void *data, void *gdata, int thread_index)
 void
 zink_screen_update_pipeline_cache(struct zink_screen *screen, struct zink_program *pg)
 {
-   util_queue_fence_init(&pg->cache_fence);
    if (!screen->disk_cache)
       return;