Messages in this thread | | | From | Catalin Marinas <> | Subject | Re: [PATCH v2] arm64: spectre: increase parameters that can be used to turn off bhb mitigation individually | Date | Fri, 9 Sep 2022 19:08:01 +0100 |
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On Fri, 26 Aug 2022 19:40:50 +0800, Liu Song wrote: > From: Liu Song <liusong@linux.alibaba.com> > > In our environment, it was found that the mitigation BHB has a great > impact on the benchmark performance. For example, in the lmbench test, > the "process fork && exit" test performance drops by 20%. > So it is necessary to have the ability to turn off the mitigation > individually through cmdline, thus avoiding having to compile the > kernel by adjusting the config. > > [...]
Applied to arm64 (for-next/misc), thanks!
[1/1] arm64: spectre: increase parameters that can be used to turn off bhb mitigation individually https://git.kernel.org/arm64/c/877ace9eab7d
-- Catalin
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