linux-kernel - Re: [PATCH] cpufreq: powernv: Check negative value returned by cpufreq_table_find_index

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Date:   Wed, 21 Feb 2018 15:49:20 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     Michael Ellerman <mpe@...erman.id.au>,
        Shilpasri G Bhat <shilpa.bhat@...ux.vnet.ibm.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linux PM <linux-pm@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: [PATCH] cpufreq: powernv: Check negative value returned by
 cpufreq_table_find_index_dl()

On 21-02-18, 11:17, Rafael J. Wysocki wrote:
> The driver is expected to call cpufreq_table_validate_and_show() at
> ->init() time and fail ->init() if that fails.
> 
> That's kind of fragile, because it depends on the driver to do the right thing.

That's exactly what I am trying to explore here, i.e. Call
validate/show from core instead of drivers.

-- 
viresh