From: chrubis@suse.cz
To: Nitin Yadav <Nitin.Yadav@mphasis.com>
Cc: ltp-list@lists.sourceforge.net
Subject: Re: [LTP] [PATCH] io_submit: uninitialized iocb may notreturn-EINVAL
Date: Wed, 17 Oct 2012 14:44:46 +0200 [thread overview]
Message-ID: <20121017124445.GA27890@rei> (raw)
In-Reply-To: <E351E450E8B9F54684A699D42DC5ADF22640E162@MPBAGVEX02.corp.mphasis.com>
Hi!
> When the test fails, the return value from io_submit() is 1. This means
> that io_submit successfully submitted one I/O request block for
> processing.
> Could you please let me know is it correct behavior to
> successfully submit io request for uninitialized iocb with return value
> 1 (-EPERM).
As far as I understand io_submit() return value 1 is success i.e. 1 io
request queued. So I think that in your case the uninitialized structure
contains data valid enough for the operation to be actually queued.
--
Cyril Hrubis
chrubis@suse.cz
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next prev parent reply other threads:[~2012-10-17 12:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-27 9:52 [LTP] crashme:fork12 test may kill other process that is not forked child 羅秉鈞
2012-06-29 7:45 ` Wanlong Gao
2012-10-09 6:08 ` [LTP] [PATCH] io_submit: uninitialized iocb may not return -EINVAL Nitin Yadav
2012-10-16 2:31 ` Wanlong Gao
2012-10-16 6:53 ` Jan Stancek
2012-10-16 10:11 ` chrubis
[not found] ` <E351E450E8B9F54684A699D42DC5ADF2263AF477@MPBAGVEX02.corp.mphasis.com>
[not found] ` <E351E450E8B9F54684A699D42DC5ADF22640E162@MPBAGVEX02.corp.mphasis.com>
2012-10-17 12:44 ` chrubis [this message]
2012-06-29 16:22 ` [LTP] crashme:fork12 test may kill other process that is not forked child chrubis
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