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Differential D60571

libpmc, pmcstat: add the lbr qualifier and decode LBR records
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Authored by afscoelho_gmail.com on Sat, Oct 10, 1:22 AM.
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F176636574: D60571.id189788.diff
Tue, Oct 20, 10:54 AM
F176629255: D60571.id189850.diff
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F176627714: D60571.id189326.diff
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F176552349: D60571.id189850.diff
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Details

Reviewers
mhorne
gnn
ali_mashtizadeh.com
Group Reviewers
pmc
Summary

Add the "lbr" event qualifier, and print branch records in pmcstat -R.
Add pmc.lbr(3).

Depends on D60570

Test Plan

Built amd64 GENERIC + hwpmc.ko, GENERIC without HWPMC_HOOKS, and arm64.
Ran tests/sys/pmc on AMD Zen 6 (LBR v2).

Diff Detail

Repository
rG FreeBSD src repository
Lint
Lint Skipped
Unit
Tests Skipped
Build Status
Buildable 77944
Build 74827: arc lint + arc unit

Revision Contents
Changeset List

PathSize
lib/
libpmc/
1 line
52 lines
10 lines
187 lines
tests/
sys/
pmc/
221 lines
usr.sbin/
pmcstat/
49 lines
36 lines

Diff 189326

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lib/libpmc/Makefile

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lib/libpmc/libpmc.c

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lib/libpmc/pmc.3

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lib/libpmc/pmc.lbr.3

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tests/sys/pmc/pmc_multipart_test.c

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usr.sbin/pmcstat/pmcstat.8

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usr.sbin/pmcstat/pmcstat_log.c

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