Linux 6.15 Fix Merged For Sizable Performance Regression On Newer AMD CPUs

Posted by bob on May 12, 2025 3:28 AM CST
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At the end of April I reported on a significant performance regression affecting newer AMD CPUs and was bisected to a change in the AMD SRSO mitigation handling for Zen 4/5 processors with the Linux 6.15 kernel. The fix for that significant performance regression was merged today ahead of the imminent Linux 6.15-rc6 release...

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