From: Steve Dickson <SteveD@redhat.com>
To: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: nfs@lists.sourceforge.net
Subject: Re: [PATCH] -o intr mount option prevents core dumps on 2.4 kernel
Date: Fri, 14 Jan 2005 14:52:35 -0500 [thread overview]
Message-ID: <41E82303.2070804@RedHat.com> (raw)
In-Reply-To: <1105671434.20314.3.camel@lade.trondhjem.org>
Trond Myklebust wrote:
>to den 13.01.2005 Klokka 16:37 (-0500) skreiv Steve Dickson:
>
>
>
>>after further review.... it seems the reason your patch works on a
>>2.4.28 kernel, is
>>because signalled() never returns true, even when the process is sent
>>the SIGSEGV signal. Why signalled() never returns true, I don't know....
>>but the
>>reason your patch did not work on a RHEL3 kernel is because signalled()
>>does
>>return true and calls to recalc_sigpending() do not reset that pending
>>signal....
>>which seems to be a bug in the NTPL-related code.... code that is not in the
>>2.4.28 kernel....
>>
>>
>
>recalc_sigpending() failing to honour the sigmask sounds like a pretty major bug!
>
>
Well it turns it was a bug in the kernel signaling code which was causing
this issue.... which means there are no changes needed to the NFS code,
which is always a good thing... :)
See bz 132162 if interested....
steved.
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prev parent reply other threads:[~2005-01-14 19:52 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-06 18:31 [PATCH] -o intr mount option prevents core dumps on 2.4 kernel Steve Dickson
2005-01-07 17:14 ` Trond Myklebust
2005-01-11 19:36 ` Steve Dickson
2005-01-11 20:10 ` Trond Myklebust
2005-01-11 20:58 ` Steve Dickson
2005-01-11 21:59 ` Trond Myklebust
2005-01-12 18:18 ` Steve Dickson
2005-01-12 18:25 ` Trond Myklebust
2005-01-12 19:11 ` Steve Dickson
2005-01-13 0:38 ` Trond Myklebust
2005-01-13 14:01 ` Steve Dickson
2005-01-13 21:37 ` Steve Dickson
2005-01-14 2:57 ` Trond Myklebust
2005-01-14 19:52 ` Steve Dickson [this message]
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