linux-kernel - Re: [PATCH] clk: tegra: Fix an infinite loop when clock rate is zero

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Message-ID: <20180924114003.GS21032@ulmo>
Date:   Mon, 24 Sep 2018 13:40:03 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     ryang <decatf@...il.com>
Cc:     Peter De Schrijver <pdeschrijver@...dia.com>,
        Prashant Gaikwad <pgaikwad@...dia.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Jonathan Hunter <jonathanh@...dia.com>,
        linux-clk@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: tegra: Fix an infinite loop when clock rate is zero

On Fri, Sep 21, 2018 at 06:00:37PM -0400, ryang wrote:
> Calling clk_set_rate or clk_round_rate will lock up the kernel when the
> rate is zero. This avoids the infinite loop and uses a slightly more
> optimized p divider calculation.
> 
> Signed-off-by: ryang <decatf@...il.com>
> ---
>  drivers/clk/tegra/clk-pll.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)

Acked-by: Thierry Reding <treding@...dia.com>

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