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From: Arnd Bergmann <arnd@arndb.de>
To: "Aboo Valappil" <aboo@ABOOSPLANET.com>
Cc: "Luke Kenneth Casson Leighton" <lkcl@lkcl.net>,
	"Fabiano Ramos" <ramos_fabiano@yahoo.com.br>,
	<linux-kernel@vger.kernel.org>
Subject: Re: how do you call userspace syscalls (e.g. sys_rename) from inside kernel
Date: Mon, 11 Oct 2004 01:35:16 +0200	[thread overview]
Message-ID: <200410110135.20747.arnd@arndb.de> (raw)
In-Reply-To: <3D6FC8DFDDD0CE44A3BE652A27AD42A54569@naya.aboosplanet.com>

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On Maandag 11 Oktober 2004 01:13, Aboo Valappil wrote:
> I also wanted not associate the file with the current/any
> processes. 
> 
> Any ideas on this ?
> 
> Then I thought of using a work around and avoid opening files in kernel
> mode.

Most of the code that traditionally used to read files from inside the
kernel can be converted to calling request_firmware(). The basic
idea is that you have a user space helper that writes the data into
the kernel instead of the other way round.

	Arnd <><

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  reply	other threads:[~2004-10-10 23:38 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-10-10 23:13 how do you call userspace syscalls (e.g. sys_rename) from inside kernel Aboo Valappil
2004-10-10 23:35 ` Arnd Bergmann [this message]
2004-10-11  9:56 ` Jirka Kosina
  -- strict thread matches above, loose matches on Subject: below --
2004-10-08 13:04 Luke Kenneth Casson Leighton
2004-10-08 13:07 ` Fabiano Ramos
2004-10-08 13:38   ` Brice Goglin
2004-10-08 15:04     ` Fabiano Ramos
2004-10-08 15:35   ` Luke Kenneth Casson Leighton
2004-10-08 14:02 ` Brian Gerst
2004-10-08 15:18   ` Luke Kenneth Casson Leighton
2004-10-08 15:12     ` Bernd Petrovitsch
2004-10-08 17:03       ` Luke Kenneth Casson Leighton
2004-10-08 15:18     ` Brice Goglin
2004-10-08 16:20       ` Luke Kenneth Casson Leighton
2004-10-08 16:37         ` Jan-Benedict Glaw
2004-10-08 17:37           ` Luke Kenneth Casson Leighton
2004-10-08 15:27     ` Brian Gerst
2004-10-08 17:04       ` Luke Kenneth Casson Leighton
2004-10-12  0:15 ` Jon Masters
2004-10-12 13:16   ` Luke Kenneth Casson Leighton

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