Re: [Patch] Incoming XPC channel messages can come in after thechannel's partition structures have been torn down.

From: Andrew Morton
Date: Mon Oct 18 2010 - 15:41:31 EST


On Mon, 18 Oct 2010 08:35:08 -0500
Robin Holt <holt@xxxxxxx> 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?
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