[PATCH 2/6] dxgi: Flush the entire d3d12 swapchain op list when woken.

[Conor McCarthy]

From: Conor McCarthy

It is generally good practice to flush all work, and this avoids the
need to be certain that only one op can be queued per wake.
---
 dlls/dxgi/swapchain.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/dlls/dxgi/swapchain.c b/dlls/dxgi/swapchain.c
index d68788b8fc5..ca7e89e1e56 100644
--- a/dlls/dxgi/swapchain.c
+++ b/dlls/dxgi/swapchain.c
@@ -1258,7 +1258,13 @@ static DWORD WINAPI d3d12_swapchain_worker_proc(void *data)

while (swapchain->worker_running)
     {
-        if (!list_empty(&swapchain->worker_ops))
+        if (!SleepConditionVariableCS(&swapchain->worker_cv, &swapchain->worker_cs, INFINITE))
+        {
+            ERR("Cannot sleep on condition variable, last error %ld.\n", GetLastError());
+            break;
+        }
+
+        while (swapchain->worker_running && !list_empty(&swapchain->worker_ops))
         {
             struct d3d12_swapchain_op *op = LIST_ENTRY(list_head(&swapchain->worker_ops), struct d3d12_swapchain_op, entry);

@@ -1281,11 +1287,6 @@ static DWORD WINAPI d3d12_swapchain_worker_proc(void *data)

EnterCriticalSection(&swapchain->worker_cs);
         }
-        else if (!SleepConditionVariableCS(&swapchain->worker_cv, &swapchain->worker_cs, INFINITE))
-        {
-            ERR("Cannot sleep on condition variable, last error %ld.\n", GetLastError());
-            break;
-        }
     }

LeaveCriticalSection(&swapchain->worker_cs);