linux-kernel - Re: [2.6.18-rc* PATCH RFC]: Correct ambiguous errno of aio

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Date:	Mon, 28 Aug 2006 16:08:00 +0000
From:	Frederik Deweerdt <deweerdt@...e.fr>
To:	Yi Yang <yang.y.yi@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [2.6.18-rc* PATCH RFC]: Correct ambiguous errno of aio

On Mon, Aug 28, 2006 at 09:28:48PM +0800, Yi Yang wrote:
> In the current implementation of AIO, for the operation IOCB_CMD_FDSYNC
> and IOCB_CMD_FSYNC, the returned errno is -EINVAL although the kernel
> does know them, I think the correct errno should be -EOPNOTSUPP which
> means they aren't be implemented or supported.
Hi, 

If I'm not mistaken, returning EINVAL conforms to POSIX, isn't it?
http://www.opengroup.org/onlinepubs/009695399/functions/fsync.html
Regards,
Frederik
 
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