Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 61c4954ff80af23a30432e39971e8774f4485169
https://github.com/WebKit/WebKit/commit/61c4954ff80af23a30432e39971e8774f4485169
Author: Matt Woodrow <[email protected]>
Date: 2026-04-17 (Fri, 17 Apr 2026)
Changed paths:
M Source/WebKit/GPUProcess/graphics/RemoteImageBufferGraphicsContext.cpp
M Source/WebKit/GPUProcess/graphics/RemoteRenderingBackend.cpp
M Source/WebKit/GPUProcess/graphics/RemoteRenderingBackend.h
Log Message:
-----------
RemoteImageBufferGraphicsContext::drawImageBuffer continually reallocate
buffers.
https://bugs.webkit.org/show_bug.cgi?id=312532
<rdar://174969976>
Reviewed by Dan Glastonbury.
RemoteImageBufferGraphicsContext::drawImageBuffer uses a temporary buffer when
it detects a self-copy.
If there are many of these, it pays the cost for allocating over and over.
We should cache a single buffer to be reused, and free it if isn't used for a
while.
* Source/WebKit/GPUProcess/graphics/RemoteImageBufferGraphicsContext.cpp:
(WebKit::RemoteImageBufferGraphicsContext::drawImageBuffer):
* Source/WebKit/GPUProcess/graphics/RemoteRenderingBackend.cpp:
(WebKit::RemoteRenderingBackend::workQueueUninitialize):
(WebKit::RemoteRenderingBackend::createImageBufferForSelfCopy):
(WebKit::RemoteRenderingBackend::returnImageBufferForSelfCopy):
(WebKit::RemoteRenderingBackend::cleanupImageBufferForSelfCopy):
* Source/WebKit/GPUProcess/graphics/RemoteRenderingBackend.h:
Canonical link: https://commits.webkit.org/311500@main
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