Work around VNET and DPCPU related panics on aarch64
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Authored by dim on Jul 23 2023, 1:54 PM.

Details

Reviewers

emaste
jrtc27
markj
tuexen

Commits

rGe3e6fc371322: Work around VNET and DPCPU related panics on aarch64
rG98e7f836e65e: Work around VNET and DPCPU related panics on aarch64
rGf1f27dfa4ad9: Work around VNET and DPCPU related panics on aarch64
rG80e4ac2964a1: Work around VNET and DPCPU related panics on aarch64

Summary

lld >= 14 and recent GNU ld can relax adrp+add and adrp+ldr
instructions, which breaks VNET and DPCPU when used in modules.

Until VNET and DPCPU can be fixed to deal with these relaxed
instructions, disable linker relaxation for now.

PR: 264094
MFC after: 3 days

Diff Detail

Repository

rG FreeBSD src repository

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Lint Passed

Unit

No Test Coverage

Build Status

Buildable 52794
Build 49685: arc lint + arc unit

Event Timeline

dim created this revision.Jul 23 2023, 1:54 PM

Herald added a subscriber: imp. · View Herald TranscriptJul 23 2023, 1:54 PM

dim requested review of this revision.Jul 23 2023, 1:54 PM

markj accepted this revision.Jul 23 2023, 5:48 PM

This revision is now accepted and ready to land.Jul 23 2023, 5:48 PM

Harbormaster completed remote builds in B52794: Diff 125052.Jul 24 2023, 6:19 PM

Closed by commit rG80e4ac2964a1: Work around VNET and DPCPU related panics on aarch64 (authored by dim). · Explain WhyJul 24 2023, 6:19 PM

This revision was automatically updated to reflect the committed changes.

dim added a commit: rG80e4ac2964a1: Work around VNET and DPCPU related panics on aarch64.

dim added a commit: rGf1f27dfa4ad9: Work around VNET and DPCPU related panics on aarch64.Jul 26 2023, 6:06 PM

dim added a commit: rG98e7f836e65e: Work around VNET and DPCPU related panics on aarch64.

markj added a commit: rGe3e6fc371322: Work around VNET and DPCPU related panics on aarch64.Aug 1 2023, 8:04 PM

Revision Contents
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Path

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sys/

conf/

kmod.mk

7 lines

Diff 125052

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Work around VNET and DPCPU related panics on aarch64ClosedPublicActions