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Merge pull request #7788 from ameerj/stream-buffer-begin

buffer_cache: Reduce stream buffer allocations when expanding from the left
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Morph 2022-01-28 18:30:01 -05:00 committed by GitHub
commit b00406c8e4
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@ -1474,6 +1474,8 @@ typename BufferCache<P>::OverlapResult BufferCache<P>::ResolveOverlaps(VAddr cpu
// When this memory region has been joined a bunch of times, we assume it's being used
// as a stream buffer. Increase the size to skip constantly recreating buffers.
has_stream_leap = true;
begin -= PAGE_SIZE * 256;
cpu_addr = begin;
end += PAGE_SIZE * 256;
}
}