Date: Wed, 3 Aug 2016 16:52:00 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r303720 - head/sys/dev/hwpmc Message-ID: <201608031652.u73Gq0UJ074875@repo.freebsd.org>
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Author: jhb Date: Wed Aug 3 16:52:00 2016 New Revision: 303720 URL: https://svnweb.freebsd.org/changeset/base/303720 Log: Apply the fix from r232612 to fixed function counters. Reviewed by: emaste MFC after: 1 month Differential Revision: https://reviews.freebsd.org/D7397 Modified: head/sys/dev/hwpmc/hwpmc_core.c Modified: head/sys/dev/hwpmc/hwpmc_core.c ============================================================================== --- head/sys/dev/hwpmc/hwpmc_core.c Wed Aug 3 16:34:20 2016 (r303719) +++ head/sys/dev/hwpmc/hwpmc_core.c Wed Aug 3 16:52:00 2016 (r303720) @@ -365,7 +365,7 @@ iaf_read_pmc(int cpu, int ri, pmc_value_ if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm))) *v = iaf_perfctr_value_to_reload_count(tmp); else - *v = tmp; + *v = tmp & ((1ULL << core_iaf_width) - 1); PMCDBG4(MDP,REA,1, "iaf-read cpu=%d ri=%d msr=0x%x -> v=%jx", cpu, ri, IAF_RI_TO_MSR(ri), *v);
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