From: Jesse Barnes <jbarnes@engr.sgi.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [patch 2.6.10-rc3] Add TIF_SIGDELAYED processing
Date: Fri, 10 Dec 2004 00:28:01 +0000 [thread overview]
Message-ID: <200412091628.01643.jbarnes@engr.sgi.com> (raw)
In-Reply-To: <15449.1102482344@kao1.melbourne.sgi.com>
On Thursday, December 9, 2004 3:22 pm, David Mosberger wrote:
> >>>>> On Thu, 9 Dec 2004 15:19:07 -0800, "Luck, Tony" <tony.luck@intel.com>
> >>>>> said:
> >>
> >> I just think stashing away pids in the kernel is a slippery slope
> >> we do not want to get onto.
> >>
> >> Can't you stash away a reference to the task-structure and bump
> >> the reference count?
>
> Tony> Can we do that in MCA context (without getting any locks)?
>
> I'd think you'd have to get the reference much earlier than that,
> namely at the time you map the MMIO region.
Yeah, that's a good idea. I'll try that when I port the recovery stuff to
Keith's new code and add a comment saying that the recovery agent is
responsible for increasing the task usage count.
Jesse
next prev parent reply other threads:[~2004-12-10 0:28 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-08 5:05 [patch 2.6.10-rc3] Add TIF_SIGDELAYED processing Keith Owens
2004-12-08 17:11 ` Luck, Tony
2004-12-09 1:10 ` Keith Owens
2004-12-09 1:22 ` David Mosberger
2004-12-09 1:41 ` Keith Owens
2004-12-09 23:08 ` David Mosberger
2004-12-09 23:19 ` Luck, Tony
2004-12-09 23:22 ` David Mosberger
2004-12-10 0:28 ` Jesse Barnes [this message]
2004-12-10 1:21 ` Keith Owens
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