linux-kernel - Re: [PATCH V2 1/7] PM / OPP: -ENOSYS is applicable only to syscalls

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Message-ID: <20160503004247.GJ3492@codeaurora.org>
Date:	Mon, 2 May 2016 17:42:47 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	Rafael Wysocki <rjw@...ysocki.net>,
	Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
	linaro-kernel@...ts.linaro.org, linux-pm@...r.kernel.org,
	arnd.bergmann@...aro.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 1/7] PM / OPP: -ENOSYS is applicable only to syscalls

On 04/27, Viresh Kumar wrote:
> Some of the routines have used -ENOSYS for the cases where the
> functionality isn't implemented in the kernel. But ENOSYS is supposed to
> be used only for syscalls.
> 
> Replace that with -ENOTSUPP, which specifically means that the operation
> isn't supported.
> 
> While at it, replace exiting -EINVAL errors for similar cases to
> -ENOTSUPP.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> ---

Reviewed-by: Stephen Boyd <sboyd@...eaurora.org>

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