linux-ext4 - Re: [RFC] Heads up on sys

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Message-ID: <45E75635.3070103@redhat.com>
Date:	Thu, 01 Mar 2007 16:39:49 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	nscott@...nex.com
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	"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()

Nathan Scott wrote:
> 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.
> 

I'm fine with that too, I'd just like the functionality :)

-Eric
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