Move the PMC overflow count to make it per-CPU
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Authored by andrew on Jan 5 2021, 11:54 AM.

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ARM
arm64
pmc

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rG6815909abdaa: Move the PMC overflow count to make it per-CPU

Summary

Virtual PMCs could be running on multiple CPUs so this needs to be
a per-CPU value.

Submitted by: rwatson (earlier version)
Sponsored by: Innovate UK

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rG FreeBSD src repository

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Event Timeline

andrew created this revision.Jan 5 2021, 11:54 AM

Herald added a subscriber: emaste. · View Herald TranscriptJan 5 2021, 11:54 AM

andrew requested review of this revision.Jan 5 2021, 11:54 AM

Harbormaster completed remote builds in B35944: Diff 81669.Jan 5 2021, 11:55 AM

andrew added a parent revision: D27969: Update hwpmc on armv7 to handle overflow better.Jan 5 2021, 11:56 AM

andrew set the repository for this revision to rG FreeBSD src repository.Jan 5 2021, 12:40 PM

LGTM

This revision is now accepted and ready to land.Jan 5 2021, 4:04 PM

Closed by commit rG6815909abdaa: Move the PMC overflow count to make it per-CPU (authored by andrew). · Explain WhyJan 8 2021, 2:30 PM

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rG6815909abdaa: Move the PMC overflow count to make it per-CPU.

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Path

Size

sys/

dev/

hwpmc/

hwpmc_arm64.c

8 lines

hwpmc_armv7.c

8 lines

sys/

pmc.h

2 lines

Diff 81881

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sys/dev/hwpmc/hwpmc_arm64.c

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sys/dev/hwpmc/hwpmc_armv7.c

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Move the PMC overflow count to make it per-CPUClosedPublicActions

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Diff 81881

sys/dev/hwpmc/hwpmc_arm64.c

sys/dev/hwpmc/hwpmc_armv7.c

sys/sys/pmc.h

Move the PMC overflow count to make it per-CPU
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Revision Contents
Changeset List