From: Ralf Baechle <ralf@oss.sgi.com>
To: Carsten Langgaard <carstenl@mips.com>
Cc: "H. J. Lu" <hjl@lucon.org>, linux-mips@oss.sgi.com
Subject: Re: pread and pwrite
Date: Wed, 17 Jul 2002 15:59:30 +0200 [thread overview]
Message-ID: <20020717155930.A25258@dea.linux-mips.net> (raw)
In-Reply-To: <3D3532FB.E227A5AD@mips.com>; from carstenl@mips.com on Wed, Jul 17, 2002 at 11:03:55AM +0200
On Wed, Jul 17, 2002 at 11:03:55AM +0200, Carsten Langgaard wrote:
>
> Here there is some checking for sane values and a proper error value is
> return.
> I guess this routine is replaced, if we have the syscall implemented
> with the sysdeps/unix/sysv/linux/mips/pread.c file.
> Here there is no check for sane values, is there any reason why ?
> The same thing goes for pwrite.
The kernel does it's own error checking. No need to duplicate that in
userspace.
Ralf
next prev parent reply other threads:[~2002-07-18 3:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-17 9:03 pread and pwrite Carsten Langgaard
2002-07-17 13:59 ` Ralf Baechle [this message]
2002-07-17 14:18 ` Carsten Langgaard
2002-07-17 19:01 ` H. J. Lu
2002-07-17 20:14 ` Carsten Langgaard
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