arm64: Dynamically allocate the dpcpu array
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Authored by andrew on Aug 15 2023, 2:59 PM.

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imp

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Reviewers

emaste
manu

Group Reviewers

arm64

Summary

This stores an array of pointers to each CPUs dpcpu memory. Reduce the
.bss size of the kernel by 8k by dynamically allocating this memory.

Diff Detail

Repository

rG FreeBSD src repository

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Tests Skipped

Build Status

Buildable 53118
Build 50009: arc lint + arc unit

Event Timeline

andrew created this revision.Aug 15 2023, 2:59 PM

Herald added a reviewer: manu. · View Herald TranscriptAug 15 2023, 2:59 PM

Herald added a subscriber: imp. · View Herald Transcript

andrew requested review of this revision.Aug 15 2023, 2:59 PM

Harbormaster completed remote builds in B53118: Diff 126042.Aug 15 2023, 2:59 PM

andrew added a parent revision: D41471: arm64: Dynamically allocate the boot stack pointers.Aug 15 2023, 2:59 PM

Revision Contents
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Path

Size

sys/

arm64/

mp_machdep.c

4 lines

Diff 126042

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sys/arm64/arm64/mp_machdep.c

arm64: Dynamically allocate the dpcpu arrayNeeds ReviewPublicActions