linux-kernel - Re: msgrcv() errno 514 ERESTARTNOHAND

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Message-ID: <AANLkTi=hkgGBfGHnDAx0Sdb6YuJwF4wJyMdt=mnqefzx@mail.gmail.com>
Date:	Fri, 27 Aug 2010 16:31:49 +0800
From:	Pei Lin <telent997@...il.com>
To:	朱文佳 <wenjia.zhu@...touch.cn>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: msgrcv() errno 514 ERESTARTNOHAND

2010/8/27 朱文佳 <wenjia.zhu@...touch.cn>:
> Hello List：
>
> 　I have a problem with msgrcv().
>
>  I have used msgrcv() in my source to receive messages in a while(1).
>
>  But it returned an error in errno 514(ERESTARTNOHAND).
>
>  I search this error in net, and it seems to be should not happen in user
> program.
>
>  But it happened in my program, and once only. I didn't see it happens after
> that once.
>
>
>
>  My question is how can I make this error happen again?
>
> And how can I fix it?
>
>
>
> I saw RedHat has fixed the problem, but no details on their website.
>
http://rhn.redhat.com/errata/RHSA-2008-0612.html
the website had list the src rpm name. kernel-2.6.18-92.1.10.el5.src.rpm
you can use google to search the kernel src rpm and check the code changes.

>
>
> My OS is Montavista 5.0(Kernel2.6.18).
>
>
>
> Thanks
>
>
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-- 
Best Regards
Lin
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