zfs: disable floating point on powerpc kernels
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Authored by alfredo on Oct 6 2022, 6:50 PM.

Details

Reviewers

mm
jhibbits

Group Reviewers

PowerPC

Commits

rG344986ff4cb6: zfs: powerpc: disable kernel floating point support

Summary

Powerpc* doesn't support support floating point in the kernel yet, so disable it on zfs or now.

This fixes "panic: altivec unavailable trap" when loading zfs.ko

Test Plan

on powerpc64le:

kldload zfs

It should load the module without a kernel panic

Diff Detail

Repository

rG FreeBSD src repository

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Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

alfredo created this revision.Oct 6 2022, 6:50 PM

Herald added subscribers: delphij, imp. · View Herald TranscriptOct 6 2022, 6:50 PM

alfredo requested review of this revision.Oct 6 2022, 6:50 PM

Harbormaster completed remote builds in B47715: Diff 111515.Oct 6 2022, 6:50 PM

alfredo edited the summary of this revision. (Show Details)Oct 6 2022, 6:53 PM

alfredo edited the test plan for this revision. (Show Details)

alfredo added reviewers: PowerPC, mm.

alfredo added a project: PowerPC.

Herald added subscribers: luporl, bdragon. · View Herald TranscriptOct 6 2022, 6:53 PM

jhibbits accepted this revision.Oct 6 2022, 6:59 PM

This revision is now accepted and ready to land.Oct 6 2022, 6:59 PM

Closed by commit rG344986ff4cb6: zfs: powerpc: disable kernel floating point support (authored by alfredo). · Explain WhyOct 6 2022, 8:36 PM

This revision was automatically updated to reflect the committed changes.

alfredo added a commit: rG344986ff4cb6: zfs: powerpc: disable kernel floating point support.

Revision Contents
Changeset List

Path

Size

sys/

contrib/

openzfs/

include/

os/

freebsd/

spl/

sys/

simd_powerpc.h

4 lines

Diff 111521

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sys/contrib/openzfs/include/os/freebsd/spl/sys/simd_powerpc.h

zfs: disable floating point on powerpc kernelsClosedPublicActions