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From: Andrew Morton <akpm@linux-foundation.org>
To: Robin Holt <holt@sgi.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [Patch] Incoming XPC channel messages can come in after the channel's partition structures have been torn down.
Date: Mon, 18 Oct 2010 12:40:55 -0700	[thread overview]
Message-ID: <20101018124055.26325ea5.akpm@linux-foundation.org> (raw)
In-Reply-To: <20101018133508.GC14064@sgi.com>

On Mon, 18 Oct 2010 08:35:08 -0500
Robin Holt <holt@sgi.com> wrote:

> Under some workloads, some channel messages have been observed being
> delayed on the sending side past the point where the receiving side
> has been able to tear down its partition structures.  This condition is
> already detected in xpc_handle_activate_IRQ_uv(), but that information
> is not given to xpc_handle_activate_mq_msg_uv().  As a result,
> xpc_handle_activate_mq_msg_uv() assumes the structures still exist and
> references them.

With what result?  Machine goes boom?

Would you consider this a 2.6.36 fix?  Backport to -stable?

  reply	other threads:[~2010-10-18 19:41 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-18 13:35 [Patch] Incoming XPC channel messages can come in after the channel's partition structures have been torn down Robin Holt
2010-10-18 19:40 ` Andrew Morton [this message]
2010-10-18 19:52   ` Robin Holt

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