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

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Date:	Fri, 22 Apr 2016 14:42:31 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	linaro-kernel@...ts.linaro.org, linux-pm@...r.kernel.org,
	arnd.bergmann@...aro.org, andrew@...n.ch,
	gregory.clement@...e-electrons.com, jason@...edaemon.net,
	sebastian.hesselbarth@...il.com,
	thomas.petazzoni@...e-electrons.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PM / OPP: -ENOSYS is applicable only to syscalls

On Friday, April 22, 2016 08:46:51 AM Viresh Kumar wrote:
> Some of the routines have use -ENOSYS, which is supposed to be used only
> for syscalls. Replace that with -EINVAL.

-EINVAL specifically means "invalid argument".

What about using -ENXIO instead?