linux-kernel - Re: [RFC] Heads up on sys

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Message-Id: <1172788855.26078.294.camel@edge>
Date:	Fri, 02 Mar 2007 09:40:54 +1100
From:	Nathan Scott <nscott@...nex.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	"Amit K. Arora" <aarora@...ux.vnet.ibm.com>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-ext4@...r.kernel.org, suparna@...ibm.com, cmm@...ibm.com,
	alex@...sterfs.com, suzuki@...ibm.com,
	Ulrich Drepper <drepper@...hat.com>
Subject: Re: [RFC] Heads up on sys_fallocate()

On Thu, 2007-03-01 at 14:25 -0800, Andrew Morton wrote:
> On Fri, 2 Mar 2007 00:04:45 +0530
> "Amit K. Arora" <aarora@...ux.vnet.ibm.com> wrote:
> 
> > This is to give a heads up on few patches that we will be soon coming up
> > with. These patches implement a new system call sys_fallocate() and a
> > new inode operation "fallocate", for persistent preallocation. The new
> > system call, as Andrew suggested, will look like:
> > 
> >   asmlinkage long sys_fallocate(int fd, loff_t offset, loff_t len);
> ...
> 
> I'd agree with Eric on the "command" flag extension.

Seems like a separate syscall would be better, "command" sounds
a bit ioctl like, especially if that command is passed into the
filesystems..

cheers.

-- 
Nathan

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