From: He Rongguang <herongguang@linux.alibaba.com>
To: trenn@suse.com, shuah@kernel.org, jwyatt@redhat.com,
jkacur@redhat.com, wyes.karny@amd.com
Cc: linux-kernel@vger.kernel.org, shannon.zhao@linux.alibaba.com,
linux-pm@vger.kernel.org
Subject: Re: [PATCH] cpupower: fix TSC MHz calculation for Mperf monitor
Date: Mon, 2 Dec 2024 10:21:44 +0800 [thread overview]
Message-ID: <db5b93c6-9cb3-497d-bc9d-4a7d309125b2@linux.alibaba.com> (raw)
In-Reply-To: <269b8bb2-85b5-4cc9-9354-a1270f2eed35@linux.alibaba.com>
在 2024/11/28 17:50, He Rongguang 写道:
> Commit 'cpupower: Make TSC read per CPU for Mperf monitor' (c2adb1877b7)
> changes TSC counter reads to per cpu, but left time diff global (from
> start of all cpus to end of all cpus), thus diff(time) is too large for
> a cpu's tsc counting, resulting in far less than acutal TSC_Mhz and thus
> `cpupower monitor` showing far less than actual cpu realtime frequency.
>
Ok, wyes.karny seems not in AMD anymore, Maintainers please review this
patch, thanks.
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next prev parent reply other threads:[~2024-12-02 2:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-28 9:50 He Rongguang
2024-12-02 2:21 ` He Rongguang [this message]
2024-12-10 0:43 ` Shuah Khan
2024-12-11 3:22 ` He Rongguang
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