From: Andi Kleen <ak@linux.intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ian Rogers <irogers@google.com>, Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Kan Liang <kan.liang@linux.intel.com>,
linux-kernel@vger.kernel.org,
Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH v2] perf test x86: address multiplexing in rdpmc test
Date: Sun, 22 Mar 2020 16:18:20 -0700 [thread overview]
Message-ID: <20200322231820.GB267978@tassilo.jf.intel.com> (raw)
In-Reply-To: <20200322101848.GF2452@worktop.programming.kicks-ass.net>
> Here's something a little better. Much of it copied from linux/math64.h
> and asm/div64.h.
Not sure what the point is of micro optimizing a unit test?
This is never run in production.
-Andi
next prev parent reply other threads:[~2020-03-22 23:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-21 17:37 [PATCH v2] perf test x86: address multiplexing in rdpmc test Ian Rogers
2020-03-22 10:18 ` Peter Zijlstra
2020-03-22 23:18 ` Andi Kleen [this message]
2020-03-23 12:29 ` Peter Zijlstra
2020-03-23 0:14 ` Ian Rogers
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