| From | Andi Kleen <> | Subject | Re: [RFC 00/17] Pile o' entry stack changes | Date | Wed, 06 Sep 2017 15:16:48 -0700 |
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Andy Lutomirski <luto@kernel.org> writes: > > - Lots of people (Linus included) have asked to convert the entry > code to pop registers on exit instead of movqing them off the > stack. This makes a bunch of progress in that direction.
You should benchmark it on Atoms. Likely it's a regression there because they don't have the special PUSH/POP acceleration.
-Andi
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