linux-kernel - Re: hpsa driver bug crack kernel down!

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Date:	Mon, 14 Apr 2014 17:03:51 +0000
From:	"Woodhouse, David" <david.woodhouse@...el.com>
To:	Davidlohr Bueso <davidlohr@...com>
CC:	Jiang Liu <jiang.liu@...ux.intel.com>,
	"joro@...tes.org" <joro@...tes.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"bhe@...hat.com" <bhe@...hat.com>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
	"James.Bottomley@...senpartnership.com" 
	<James.Bottomley@...senpartnership.com>,
	"bhelgaas@...gle.com" <bhelgaas@...gle.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"scameron@...rdog.cce.hp.com" <scameron@...rdog.cce.hp.com>
Subject: Re: hpsa driver bug crack kernel down!

On Mon, 2014-04-14 at 09:47 -0700, Davidlohr Bueso wrote:
> On Mon, 2014-04-14 at 09:44 -0700, Davidlohr Bueso wrote:
> > On Tue, 2014-04-15 at 00:19 +0800, Jiang Liu wrote:
> > > Hi Davidlohr,
> > > 	Thanks for providing the DMAR table. According to the DMAR
> > > table, one bug in the iommu driver fails to handle this entry:
> > > [1D2h 0466   1]      Device Scope Entry Type : 01
> > > [1D3h 0467   1]                 Entry Length : 0A
> > > [1D4h 0468   2]                     Reserved : 0000
> > > [1D6h 0470   1]               Enumeration ID : 00
> > > [1D7h 0471   1]               PCI Bus Number : 00
> > > [1D8h 0472   2]                     PCI Path : 1C,04
> > > [1DAh 0474   2]                     PCI Path : 00,02
> > > 
> > > 	And the patch sent out by me should fix this bug. Could you please help
> > > to have a try?
> > 
> > Sorry, I am unable to find any patches from you regarding this issue...
> > I must be missing something. Could you please point me to the lkml link?
> 
> Never mind, I got it internally. I'll let you know  as soon as I can
> test it later today.

Thanks.

Jiang, if you can then let me have a copy with a signed-off-by I'll
shepherd it upstream along with your other patch which is already in my
iommu-2.6.git tree.

-- 
                  Sent with Evolution's ActiveSync support.

David Woodhouse                            Open Source Technology Centre
David.Woodhouse@...el.com                              Intel Corporation





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