linux-kernel - Re: [PATCH] pciehp: Handle interrupts that happen during initialization.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <200902240908.39423.jbarnes@virtuousgeek.org>
Date:	Tue, 24 Feb 2009 09:08:39 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pciehp:  Handle interrupts that happen during initialization.

On Monday, February 23, 2009 3:08:44 am Eric W. Biederman wrote:
> Kenji Kaneshige <kaneshige.kenji@...fujitsu.com> writes:
> > Ok, I understood what is happening. Could you try the following patch?
> > It is currently in Jesse's linux-next.
> >
> > http://marc.info/?l=linux-pci&m=123364118418484&w=2
> >
> > BTW, I don't think surprise removal is well tested.
>
> That patch should guarantee that we don't loop forever, and if we are
> going to loop that looks like a reasonable way to handle it.
>
> When I start working on what is the most maintainable way to implement
> merge my hotplug driver work I will come back and test this.
>
> At the moment it appears that it will at least suffer from detecting a
> presence change event with a device showing up.  Before pci structure
> for the device is removed.  I seem to recall some dead locks on the
> pciehp work queue hotunplugging a hotplug driver as well.

Ah looks like Kenji-san wants this one pushed; so unless I hear otherwise I'll 
queue it up in my for-linus branch for Linus to pull tomorrow or so.

Thanks,
-- 
Jesse Barnes, Intel Open Source Technology Center
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/