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[5.38.231.119]) by smtp.gmail.com with ESMTPSA id k20sm30488eja.10.2021.05.13.03.39.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 May 2021 03:39:10 -0700 (PDT) Sender: Ingo Molnar Date: Thu, 13 May 2021 12:39:08 +0200 From: Ingo Molnar To: Huang Rui Cc: Alexander Monakov , "linux-pm@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "Deucher, Alexander" , Jason Bagavatsingham , "Pierre-Loup A . Griffais" , "Fontenot, Nathan" , "Rafael J . Wysocki" , Borislav Petkov , "x86@kernel.org" , "stable@vger.kernel.org" Subject: Re: [PATCH v4] x86, sched: Fix the AMD CPPC maximum perf on some specific generations Message-ID: References: <20210425073451.2557394-1-ray.huang@amd.com> <20210513042420.GA1621127@hr-amd> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Ingo Molnar wrote: > No need to send v5, done! > > I have a system that appears to be affected by this bug: > > kepler:~> lscpu | grep -i mhz > CPU MHz: 4000.000 > CPU max MHz: 7140.6250 > CPU min MHz: 2200.0000 > > So I should be able to confirm after a reboot. 'CPU max Mhz' seems to be saner now: kepler:~> lscpu | grep -i mhz CPU MHz: 2200.000 CPU max MHz: 4917.9678 CPU min MHz: 2200.0000 Thanks, Ingo