linux-kernel - Re: [RFC] Should we create a raw input interface for IR's ?

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Message-ID: <m37htduo3i.fsf@intrepid.localdomain>
Date:	Thu, 26 Nov 2009 19:40:01 +0100
From:	Krzysztof Halasa <khc@...waw.pl>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	Jarod Wilson <jarod@...sonet.com>,
	Devin Heitmueller <dheitmueller@...nellabs.com>,
	Christoph Bartelmus <lirc@...telmus.de>, awalls@...ix.net,
	j@...nau.net, jarod@...hat.com, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
	mchehab@...hat.com, superm1@...ntu.com
Subject: Re: [RFC] Should we create a raw input interface for IR's ?

Dmitry Torokhov <dmitry.torokhov@...il.com> writes:

> Why would sysfs write be slower than ioctl?

Sysfs is generally one-value, one-file. open, read/write, close.
ioctl() OTOH does everything (e.g. a whole key table) in one syscall.
-- 
Krzysztof Halasa
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