linux-kernel - Re: [PATCH 0 of 4] Generic AIO by scheduling stacks

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Message-Id: <047B6126-F30E-46C6-8410-50935B71C8FD@oracle.com>
Date:	Wed, 31 Jan 2007 11:28:06 -0800
From:	Zach Brown <zach.brown@...cle.com>
To:	Xavier Bestel <xavier.bestel@...e.fr>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-aio@...ck.org, Suparna Bhattacharya <suparna@...ibm.com>,
	Benjamin LaHaise <bcrl@...ck.org>, Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH 0 of 4] Generic AIO by scheduling stacks


On Jan 31, 2007, at 2:50 AM, Xavier Bestel wrote:

> On Tue, 2007-01-30 at 19:02 -0800, Linus Torvalds wrote:
>> Btw, this is also something where we should just disallow certain  
>> system
>> calls from being done through the asynchronous method.
>
> Does that mean that doing an AIO-disabled syscall will wait for all  
> in-
> flight AIO syscalls to finish ?

That seems unlikely.  I imagine we'd just return EINVAL or ENOSYS or  
something to that effect.

- z
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