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Message-ID: <472052C1.2050302@garzik.org>
Date: Thu, 25 Oct 2007 04:24:33 -0400
From: Jeff Garzik <jeff@...zik.org>
To: David Miller <davem@...emloft.net>
CC: linux-kernel@...r.kernel.org, barkalow@...ervon.org,
linas@...tin.ibm.com, chunhao.huang@...mail.com, gregkh@...e.de,
htejun@...il.com, brice.goglin@...il.com,
david.gaarenstroom@...il.com, linux-pci@...ey.karlin.mff.cuni.cz,
shane.huang@....com, linux-ide@...r.kernel.org, brice@...i.com,
mchan@...adcom.com
Subject: Re: [PATCH 0/5]: Resolve MSI vs. INTX_DISABLE quirks, V2.
David Miller wrote:
> Ok, I've respun the patches including all of the feedback I've
> obtained. Again, it's at:
>
> kernel.org:/pub/scm/linux/kernel/git/davem/msiquirk-2.6.git
>
> Greg, I think this stuff is ready to go so if you would pull
> them in I would really appreciate it.
>
> These changes clean up the handling of the common quirk wherein
> setting INTX_DISABLE will mistakedly disable MSI generation for some
> devices.
>
> For devices without that problem, we want to keep the pci_intx() calls
> in drivers/pci/msi.c because those help protect against devices with
> the opposite problem. Such devices always generate INTX interrupts
> even when MSI is enabled, unless INTX_DISABLE is set.
>
> In addition to the Tigon3 cases, I added quirk entries for the
> SB700/800 SATA chips and the IXP SB400 USB controllers. And as
> a result of the latter we can remove several AMD full-chipset
> MSI disable quirks which are no longer necessary.
>
> Signed-off-by: David S. Miller <davem@...emloft.net>
[corrected subject line s/4/5/. the actual patches are OK]
Acked-by: Jeff Garzik <jgarzik@...hat.com>
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