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xwayland/present: Use exec_queue for deferring completion events 

We clear the vblank->pixmap field, so next time xwl_present_execute
falls through to present_execute_post.

Acked-by: Olivier Fourdan <ofourdan@redhat.com>
This commit is contained in:
Michel Dänzer 2021-05-07 17:49:07 +02:00 committed by Michel Dänzer
parent 4503c8d9ea
commit c30f3d08ac
1 changed files with 5 additions and 9 deletions
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14
hw/xwayland/xwayland-present.c
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@ -332,14 +332,6 @@ xwl_present_event_notify(WindowPtr window, uint64_t event_id, uint64_t ust, uint
return;
}
}
/* Copies which were executed but need their completion event sent */
xorg_list_for_each_entry(vblank, &xwl_present_window->idle_queue, event_queue) {
if (vblank->event_id == event_id) {
present_execute_post(vblank, ust, msc);
return;
}
}
}
static void
@ -868,7 +860,11 @@ xwl_present_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
if (xwl_present_queue_vblank(screen, window, vblank->crtc,
vblank->event_id, crtc_msc + 1)
== Success) {
xorg_list_add(&vblank->event_queue, &xwl_present_window->idle_queue);
/* Clear the pixmap field, so this will fall through to present_execute_post next time */
dixDestroyPixmap(vblank->pixmap, vblank->pixmap->drawable.id);
vblank->pixmap = NULL;
xorg_list_add(&vblank->event_queue, &xwl_present_window->exec_queue);
return;
}
}