From: Pavel Machek <pavel-+ZI9xUNit7I@public.gmane.org>
To: Bruno Ducrot <ducrot-kk6yZipjEM5g9hUCZPvPmw@public.gmane.org>
Cc: Pavel Machek <pavel-+ZI9xUNit7I@public.gmane.org>,
Paul Ionescu <paul-f7LjuT9/YZU@public.gmane.org>,
Matthew Wilcox <willy-8fiUuRrzOP0dnm+yROfE0A@public.gmane.org>,
acpi
<acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
Subject: Re: [rfc] generic testing ACPI module
Date: Fri, 12 Mar 2004 20:59:12 +0100 [thread overview]
Message-ID: <20040312195912.GA2153@openzaurus.ucw.cz> (raw)
In-Reply-To: <20040312175724.GP28592-kk6yZipjEM5g9hUCZPvPmw@public.gmane.org>
Hi!
> > But ioctls are even worse. Why not simply
> > open METHOD
> > write PARAMETERS
> > read RESULTS
> > close
> >
>
> Because I'm too stupid to thing of your solution, I guess.
Well, instead of doing ioctls on special file, you can simply do
write syscall (telling driver parameters for the method) then read
syscall on same filedescriptor. That is not racy, and it is
less hacky then ioctl()
Pavel
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next prev parent reply other threads:[~2004-03-12 19:59 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-11 20:53 [rfc] generic testing ACPI module Paul Ionescu
[not found] ` <1079038411.18351.25.camel-LjAuIDrFwz0@public.gmane.org>
2004-03-11 21:10 ` Matthew Wilcox
[not found] ` <20040311211005.GM2148-+pPCBgu9SkPzIGdyhVEDUDl5KyyQGfY2kSSpQ9I8OhVaa/9Udqfwiw@public.gmane.org>
2004-03-11 21:48 ` Paul Ionescu
[not found] ` <1079041694.5429.58.camel-LjAuIDrFwz0@public.gmane.org>
2004-03-11 22:50 ` Bruno Ducrot
[not found] ` <20040311225032.GN28592-kk6yZipjEM5g9hUCZPvPmw@public.gmane.org>
2004-03-12 5:30 ` Paul Ionescu
[not found] ` <1079069435.5429.92.camel-LjAuIDrFwz0@public.gmane.org>
2004-03-12 10:29 ` Bruno Ducrot
[not found] ` <20040312102921.GO28592-kk6yZipjEM5g9hUCZPvPmw@public.gmane.org>
2004-03-12 12:12 ` Matthew Wilcox
2004-03-12 14:42 ` Pavel Machek
[not found] ` <20040312144241.GA1236-u08AdweFZfgxtPtxi4kahqVXKuFTiq87@public.gmane.org>
2004-03-12 17:57 ` Bruno Ducrot
[not found] ` <20040312175724.GP28592-kk6yZipjEM5g9hUCZPvPmw@public.gmane.org>
2004-03-12 19:59 ` Pavel Machek [this message]
[not found] ` <20040312195912.GA2153-u08AdweFZfgxtPtxi4kahqVXKuFTiq87@public.gmane.org>
2004-03-13 13:31 ` Paul Ionescu
2004-03-12 21:22 ` geekcelibataire-GANU6spQydw
[not found] ` <20040312222244.5f523037.geekcelibataire-GANU6spQydw@public.gmane.org>
2004-03-12 22:08 ` Pavel Machek
2004-03-13 13:41 ` Paul Ionescu
[not found] ` <1079185271.5429.169.camel-LjAuIDrFwz0@public.gmane.org>
2004-03-13 14:00 ` Pavel Machek
[not found] ` <20040313140059.GA3764-u08AdweFZfgxtPtxi4kahqVXKuFTiq87@public.gmane.org>
2004-03-13 21:31 ` Paul Ionescu
2004-03-15 1:13 ` Stefan Seyfried
-- strict thread matches above, loose matches on Subject: below --
2004-03-08 21:31 Paul Ionescu
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