Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 12:41:27PM -0600, Bjorn Helgaas wrote: > On Thu, Apr 4, 2013 at 11:51 AM, Neil Horman wrote: > > > Oh, you want the bug report that I'm fixing this against? Sure, I can do > > that. > > I thought you wanted me to include a url in the WARN_TAINT, with which user > >

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Bjorn Helgaas
On Thu, Apr 4, 2013 at 11:51 AM, Neil Horman wrote: > Oh, you want the bug report that I'm fixing this against? Sure, I can do > that. > I thought you wanted me to include a url in the WARN_TAINT, with which user > could report occurances of this bug. Yeah, the bug that this is reported in >

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 11:14:30AM -0600, Bjorn Helgaas wrote: > On Thu, Apr 4, 2013 at 9:39 AM, Neil Horman wrote: > > On Thu, Apr 04, 2013 at 08:57:06AM -0600, Bjorn Helgaas wrote: > >> On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman wrote: > >> > On Thu, Apr 04, 2013 at 03:27:29PM +0100, David

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Bjorn Helgaas
On Thu, Apr 4, 2013 at 9:39 AM, Neil Horman wrote: > On Thu, Apr 04, 2013 at 08:57:06AM -0600, Bjorn Helgaas wrote: >> On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman wrote: >> > On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: >> >> On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 08:57:06AM -0600, Bjorn Helgaas wrote: > On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman wrote: > > On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: > >> On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: > >> > ); > >> > > + > >> > > + if ((revision

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Bjorn Helgaas
On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman wrote: > On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: >> On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: >> > ); >> > > + >> > > + if ((revision == 0x13) && irq_remapping_enabled) { >> > > +

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: > On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: > > ); > > > + > > > + if ((revision == 0x13) && irq_remapping_enabled) { > > > +pr_warn(HW_ERR "This system BIOS has enabled interrupt > > >

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread David Woodhouse
On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: > ); > > + > > + if ((revision == 0x13) && irq_remapping_enabled) { > > +pr_warn(HW_ERR "This system BIOS has enabled interrupt > > remapping\n" > > +"on a chipset that contains an errata making

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Wed, Apr 03, 2013 at 05:53:27PM -0600, Bjorn Helgaas wrote: > [+cc David and iommu list, Yinghai, Jiang] > > On Mon, Mar 4, 2013 at 12:04 PM, Neil Horman wrote: > > A few years back intel published a spec update: > >

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Wed, Apr 03, 2013 at 05:53:27PM -0600, Bjorn Helgaas wrote: [+cc David and iommu list, Yinghai, Jiang] On Mon, Mar 4, 2013 at 12:04 PM, Neil Horman nhor...@tuxdriver.com wrote: A few years back intel published a spec update:

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread David Woodhouse
On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: ); + + if ((revision == 0x13) irq_remapping_enabled) { +pr_warn(HW_ERR This system BIOS has enabled interrupt remapping\n +on a chipset that contains an errata making that\n +

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: ); + + if ((revision == 0x13) irq_remapping_enabled) { +pr_warn(HW_ERR This system BIOS has enabled interrupt remapping\n +

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Bjorn Helgaas
On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman nhor...@tuxdriver.com wrote: On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: ); + + if ((revision == 0x13) irq_remapping_enabled) { +

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 08:57:06AM -0600, Bjorn Helgaas wrote: On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman nhor...@tuxdriver.com wrote: On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: On Wed, 2013-04-03 at 17:53 -0600, Bjorn Helgaas wrote: ); + + if

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Bjorn Helgaas
On Thu, Apr 4, 2013 at 9:39 AM, Neil Horman nhor...@tuxdriver.com wrote: On Thu, Apr 04, 2013 at 08:57:06AM -0600, Bjorn Helgaas wrote: On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman nhor...@tuxdriver.com wrote: On Thu, Apr 04, 2013 at 03:27:29PM +0100, David Woodhouse wrote: On Wed, 2013-04-03

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 11:14:30AM -0600, Bjorn Helgaas wrote: On Thu, Apr 4, 2013 at 9:39 AM, Neil Horman nhor...@tuxdriver.com wrote: On Thu, Apr 04, 2013 at 08:57:06AM -0600, Bjorn Helgaas wrote: On Thu, Apr 4, 2013 at 8:50 AM, Neil Horman nhor...@tuxdriver.com wrote: On Thu, Apr 04,

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Bjorn Helgaas
On Thu, Apr 4, 2013 at 11:51 AM, Neil Horman nhor...@tuxdriver.com wrote: Oh, you want the bug report that I'm fixing this against? Sure, I can do that. I thought you wanted me to include a url in the WARN_TAINT, with which user could report occurances of this bug. Yeah, the bug that this

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-04 Thread Neil Horman
On Thu, Apr 04, 2013 at 12:41:27PM -0600, Bjorn Helgaas wrote: On Thu, Apr 4, 2013 at 11:51 AM, Neil Horman nhor...@tuxdriver.com wrote: Oh, you want the bug report that I'm fixing this against? Sure, I can do that. I thought you wanted me to include a url in the WARN_TAINT, with which

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-03 Thread Bjorn Helgaas
[+cc David and iommu list, Yinghai, Jiang] On Mon, Mar 4, 2013 at 12:04 PM, Neil Horman wrote: > A few years back intel published a spec update: > http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf > > For the 5520 and 5500 chipsets which

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-04-03 Thread Bjorn Helgaas
[+cc David and iommu list, Yinghai, Jiang] On Mon, Mar 4, 2013 at 12:04 PM, Neil Horman nhor...@tuxdriver.com wrote: A few years back intel published a spec update: http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf For the 5520 and

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-11 Thread Prarit Bhargava
On 03/11/2013 07:25 AM, Neil Horman wrote: > On Sat, Mar 09, 2013 at 03:20:57PM -0700, Myron Stowe wrote: >> On Sat, Mar 9, 2013 at 1:49 PM, Neil Horman wrote: >>> On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: A few years back intel published a spec update:

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-11 Thread Neil Horman
On Sat, Mar 09, 2013 at 03:20:57PM -0700, Myron Stowe wrote: > On Sat, Mar 9, 2013 at 1:49 PM, Neil Horman wrote: > > On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: > >> A few years back intel published a spec update: > >>

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-11 Thread Neil Horman
On Sat, Mar 09, 2013 at 03:20:57PM -0700, Myron Stowe wrote: On Sat, Mar 9, 2013 at 1:49 PM, Neil Horman nhor...@tuxdriver.com wrote: On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: A few years back intel published a spec update:

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-11 Thread Prarit Bhargava
On 03/11/2013 07:25 AM, Neil Horman wrote: On Sat, Mar 09, 2013 at 03:20:57PM -0700, Myron Stowe wrote: On Sat, Mar 9, 2013 at 1:49 PM, Neil Horman nhor...@tuxdriver.com wrote: On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: A few years back intel published a spec update:

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-10 Thread Don Dutile
On 03/09/2013 05:20 PM, Myron Stowe wrote: On Sat, Mar 9, 2013 at 1:49 PM, Neil Horman wrote: On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: A few years back intel published a spec update:

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-10 Thread Don Dutile
On 03/09/2013 05:20 PM, Myron Stowe wrote: On Sat, Mar 9, 2013 at 1:49 PM, Neil Hormannhor...@tuxdriver.com wrote: On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: A few years back intel published a spec update:

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-09 Thread Myron Stowe
On Sat, Mar 9, 2013 at 1:49 PM, Neil Horman wrote: > On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: >> A few years back intel published a spec update: >> http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf >> >> For the 5520

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-09 Thread Neil Horman
On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: > A few years back intel published a spec update: > http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf > > For the 5520 and 5500 chipsets which contained an errata (specificially

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-09 Thread Neil Horman
On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: A few years back intel published a spec update: http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf For the 5520 and 5500 chipsets which contained an errata (specificially

Re: [PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-09 Thread Myron Stowe
On Sat, Mar 9, 2013 at 1:49 PM, Neil Horman nhor...@tuxdriver.com wrote: On Mon, Mar 04, 2013 at 02:04:19PM -0500, Neil Horman wrote: A few years back intel published a spec update: http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf

[PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-04 Thread Neil Horman
A few years back intel published a spec update: http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf For the 5520 and 5500 chipsets which contained an errata (specificially errata 53), which noted that these chipsets can't properly do

[PATCH v2] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-04 Thread Neil Horman
A few years back intel published a spec update: http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf For the 5520 and 5500 chipsets which contained an errata (specificially errata 53), which noted that these chipsets can't properly do