Title: [293822] trunk/Source/WebKit
- Revision
- 293822
- Author
- [email protected]
- Date
- 2022-05-04 23:36:37 -0700 (Wed, 04 May 2022)
Log Message
Empty remote backing store collection prepare starts up GPU process
https://bugs.webkit.org/show_bug.cgi?id=240067
Patch by Kimmo Kinnunen <[email protected]> on 2022-05-04
Reviewed by Simon Fraser.
Avoid starting up GPU process by using an early return if
prepareBuffersForDisplay input array is empty.
* WebProcess/GPU/graphics/RemoteRenderingBackendProxy.cpp:
(WebKit::RemoteRenderingBackendProxy::prepareBuffersForDisplay):
Modified Paths
Diff
Modified: trunk/Source/WebKit/ChangeLog (293821 => 293822)
--- trunk/Source/WebKit/ChangeLog 2022-05-05 05:48:33 UTC (rev 293821)
+++ trunk/Source/WebKit/ChangeLog 2022-05-05 06:36:37 UTC (rev 293822)
@@ -1,3 +1,16 @@
+2022-05-04 Kimmo Kinnunen <[email protected]>
+
+ Empty remote backing store collection prepare starts up GPU process
+ https://bugs.webkit.org/show_bug.cgi?id=240067
+
+ Reviewed by Simon Fraser.
+
+ Avoid starting up GPU process by using an early return if
+ prepareBuffersForDisplay input array is empty.
+
+ * WebProcess/GPU/graphics/RemoteRenderingBackendProxy.cpp:
+ (WebKit::RemoteRenderingBackendProxy::prepareBuffersForDisplay):
+
2022-05-04 Tim Horton <[email protected]>
REGRESSION (r293716): macCatalyst WebKit build fails; overlapping content at /System/Library/FeatureFlags/Domain/WebKit.plist
Modified: trunk/Source/WebKit/WebProcess/GPU/graphics/RemoteRenderingBackendProxy.cpp (293821 => 293822)
--- trunk/Source/WebKit/WebProcess/GPU/graphics/RemoteRenderingBackendProxy.cpp 2022-05-05 05:48:33 UTC (rev 293821)
+++ trunk/Source/WebKit/WebProcess/GPU/graphics/RemoteRenderingBackendProxy.cpp 2022-05-05 06:36:37 UTC (rev 293822)
@@ -273,6 +273,9 @@
auto RemoteRenderingBackendProxy::prepareBuffersForDisplay(const Vector<LayerPrepareBuffersData>& prepareBuffersInput) -> Vector<SwapBuffersResult>
{
+ if (prepareBuffersInput.isEmpty())
+ return { };
+
auto bufferIdentifier = [](ImageBuffer* buffer) -> std::optional<RenderingResourceIdentifier> {
if (!buffer)
return std::nullopt;
_______________________________________________
webkit-changes mailing list
[email protected]
https://lists.webkit.org/mailman/listinfo/webkit-changes
