linux-kernel - RE: [PATCH trivial] cpqarray: enable bus mastering

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Message-ID: <0F5B06BAB751E047AB5C87D1F77A7788672D8DDE4D@GVW0547EXC.americas.hpqcorp.net>
Date:	Mon, 16 Mar 2009 15:45:46 +0000
From:	"Miller, Mike (OS Dev)" <Mike.Miller@...com>
To:	Jens Axboe <jens.axboe@...cle.com>,
	Kyle McMartin <kyle@...radead.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH trivial] cpqarray: enable bus mastering

 

> -----Original Message-----
> From: Jens Axboe [mailto:jens.axboe@...cle.com] 
> Sent: Monday, March 16, 2009 4:05 AM
> To: Kyle McMartin
> Cc: Miller, Mike (OS Dev); linux-kernel@...r.kernel.org
> Subject: Re: [PATCH trivial] cpqarray: enable bus mastering
> 
> On Sun, Mar 15 2009, Kyle McMartin wrote:
> > From: Dave Jones <davej@...hat.com>
> > 
> > We've been carrying this patch for the last 3 years in Fedora, long 
> > past time we got it upstream...
> > 
> > Call pci_set_master to enable bus-mastering if the BIOS 
> hasn't done it 
> > already.
> > 
> > Signed-off-by: Kyle McMartin <kyle@...hat.com>
> > Signed-off-by: Dave Jones <davej@...hat.com>
> > 
> > --- a/drivers/block/cpqarray.c	2006-10-06 
> 14:23:34.000000000 -0400
> > +++ b/drivers/block/cpqarray.c	2006-10-06 
> 14:25:16.000000000 -0400
> > @@ -614,6 +614,7 @@ static int cpqarray_pci_init(ctlr_info_t
> >  	int i;
> >  
> >  	c->pci_dev = pdev;
> > +	pci_set_master(pdev);
> >  	if (pci_enable_device(pdev)) {
> >  		printk(KERN_ERR "cpqarray: Unable to Enable PCI 
> device\n");
> >  		return -1;
> 
> Thanks Kyle, looks pretty innocent. Queued up for 2.6.30.
> 
> --
> Jens Axboe

Reviewed-by: Mike Miller <mike.miller@...com>
> 
> --
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