Józef Kucia : dxgi: Avoid locking wined3d mutex around wined3d_swapchain_incref().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: aaba7fdd007498fa8d3702ecf7bab6cde5d1b5bc
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=aaba7fdd007498fa8d3702ecf...

Author: Józef Kucia 
Date:   Thu Nov 29 14:33:44 2018 +0100

dxgi: Avoid locking wined3d mutex around wined3d_swapchain_incref().

Signed-off-by: Józef Kucia 
Signed-off-by: Henri Verbeet 
Signed-off-by: Alexandre Julliard

---

dlls/dxgi/swapchain.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/dlls/dxgi/swapchain.c b/dlls/dxgi/swapchain.c
index 76a4d44..914ba48 100644
--- a/dlls/dxgi/swapchain.c
+++ b/dlls/dxgi/swapchain.c
@@ -143,14 +143,10 @@ static ULONG STDMETHODCALLTYPE d3d11_swapchain_AddRef(IDXGISwapChain1 *iface)
     struct d3d11_swapchain *swapchain = d3d11_swapchain_from_IDXGISwapChain1(iface);
     ULONG refcount = InterlockedIncrement(&swapchain->refcount);

-    TRACE("%p increasing refcount to %u\n", swapchain, refcount);
+    TRACE("%p increasing refcount to %u.\n", swapchain, refcount);

if (refcount == 1)
-    {
-        wined3d_mutex_lock();
         wined3d_swapchain_incref(swapchain->wined3d_swapchain);
-        wined3d_mutex_unlock();
-    }

return refcount;
 }