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Micro-optimize the application of MADV_WILLNEED to existing superpage mappings
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Authored by alc on Sep 29 2022, 6:16 PM.
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Details

Summary

Specifically, avoid the pointless calls to pmap_enter_quick_locked().

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rG FreeBSD src repository
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alc requested review of this revision.Sep 29 2022, 6:16 PM
This revision is now accepted and ready to land.Sep 29 2022, 8:07 PM
mhorne added inline comments.
sys/amd64/amd64/pmap.c
7321

I believe this is meant to say KERN_RESOURCE_SHORTAGE instead. I can make the adjustment when I commit the related riscv pmap changes, if you like.

sys/amd64/amd64/pmap.c
7321

Yes, you are correct. Yes, please make the fix when you commit the riscv changes.