From: Jon Grant <jg-hus3n9K41k0@public.gmane.org>
To: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: aio_cancel
Date: Wed, 05 Oct 2011 01:08:56 +0100 [thread overview]
Message-ID: <4E8BA018.5070707@jguk.org> (raw)
In-Reply-To: <CAKgNAkgcKRrdepNS9jQw=MzNY+sRpP+-idDEfpT0ALBJOJ3w1w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
Michael Kerrisk wrote, On 04/10/11 06:42:
> Hi Jon,
>
> On Tue, Oct 4, 2011 at 12:03 AM, Jon Grant<jg-hus3n9K41k0@public.gmane.org> wrote:
>> Hello
>>
>> I have a query about the ask about the aio_cancel description please.
>>
>> http://man7.org/linux/man-pages/online/pages/man3/aio_cancel.3.html
>>
>> "Normal asynchronous notification occurs for canceled requests. The request
>> return status is set to -1, and the request error status is set
>> to ECANCELED."
>>
>> I would like to ask about this description. Could the detail of
>> "request return status" and "request error status" be described
>> please.
>>
>> My assumption
>>
>> "request return status" -- perhaps the value returned by aio_return()?
>> "request error status" -- not sure. maybe aio_error() ?
>>
>> Thank you for taking a look into this.
>
> Your assumption is correct. I added some words to the man page for
> version 3.35 to clarify this.
Looks good.
Could I ask a related question. When an aio block is cancelled, is there
anyway to get back the byte count that was processed? e.g. aio_read, the
number of bytes read before the operation was cancelled.
Best regards, Jon
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next prev parent reply other threads:[~2011-10-05 0:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-03 22:03 aio_cancel Jon Grant
[not found] ` <CAGc9Evf=94fyfYM67q0BRJCN=vu14aYV91pE+Hw=uhgkVS5p5g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-10-04 5:42 ` aio_cancel Michael Kerrisk
[not found] ` <CAKgNAkgcKRrdepNS9jQw=MzNY+sRpP+-idDEfpT0ALBJOJ3w1w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-10-05 0:08 ` Jon Grant [this message]
[not found] ` <4E8BA018.5070707-hus3n9K41k0@public.gmane.org>
2011-10-05 4:37 ` aio_cancel Michael Kerrisk
[not found] ` <CAKgNAkhdZwP7hVH2GdmMV9CH4LTXURbO=TrAg0QgiG7_XXdQFg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-10-08 22:42 ` aio_cancel Jon Grant
[not found] ` <4E90D1C4.3090104-hus3n9K41k0@public.gmane.org>
2012-04-17 20:16 ` aio_cancel Michael Kerrisk (man-pages)
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