linux-kernel - Re: [PATCH 2/2] tools/power/turbostat: Fix division by zero when TDP calculation fails

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Message-ID: <CAJvTdKmLG8JUiDkEtB8Co8tLoEXi-BWnJnu8jPvQxZ8zZKC=7w@mail.gmail.com>
Date: Tue, 2 Dec 2025 11:20:54 -0500
From: Len Brown <lenb@...nel.org>
To: "Ehlert, Emily" <ehemily@...zon.de>
Cc: "Zhang, Rui" <rui.zhang@...el.com>, 
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>, 
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Emily Ehlert <ehemily@...zon.com>
Subject: Re: [PATCH 2/2] tools/power/turbostat: Fix division by zero when TDP
 calculation fails

On Tue, Dec 2, 2025 at 4:09 AM Ehlert, Emily <ehemily@...zon.de> wrote:

> -       if (msr_value == 0)
> +       if (msr_value == 0) {

Thanks!  (and sorry for that careless mistake!)

> Log output of turbostat with this patch applied:
...
> RAPL_PKG_ENERGY MSR(0x611) == ZERO: disabling all RAPL MSRs

Looks good -- thanks!

-Len