Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Thomas Gleixner
On Thu, 20 Aug 2015, Jiang Liu wrote: > On 2015/8/20 17:15, Thomas Gleixner wrote: > > On Thu, 20 Aug 2015, Jiang Liu wrote: > >>When converting to hierarchical irqdomain, the IOAPIC > >> internal and interfaces have changed much, and seems no easy > >> way to revert cd68f6bd53cf. There may be

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Jiang Liu
On 2015/8/20 17:15, Thomas Gleixner wrote: > On Thu, 20 Aug 2015, Jiang Liu wrote: >> On 2015/8/19 16:40, Thomas Gleixner wrote: >>> On Wed, 19 Aug 2015, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Jiang Liu wrote: > On 2015/8/19 14:45, Rafael J. Wysocki wrote: >> Well, the

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Thomas Gleixner
On Thu, 20 Aug 2015, Jiang Liu wrote: > On 2015/8/19 16:40, Thomas Gleixner wrote: > > On Wed, 19 Aug 2015, Thomas Gleixner wrote: > >> On Wed, 19 Aug 2015, Jiang Liu wrote: > >>> On 2015/8/19 14:45, Rafael J. Wysocki wrote: > Well, the regression at hand has just shown that the assertion in

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Jiang Liu
On 2015/8/19 16:40, Thomas Gleixner wrote: > On Wed, 19 Aug 2015, Thomas Gleixner wrote: >> On Wed, 19 Aug 2015, Jiang Liu wrote: >>> On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just shown that the assertion in the changelog of that commit ("no need for

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Jiang Liu
On 2015/8/20 17:15, Thomas Gleixner wrote: On Thu, 20 Aug 2015, Jiang Liu wrote: On 2015/8/19 16:40, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Jiang Liu wrote: On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Thomas Gleixner
On Thu, 20 Aug 2015, Jiang Liu wrote: On 2015/8/19 16:40, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Jiang Liu wrote: On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just shown that the assertion in the changelog

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Jiang Liu
On 2015/8/19 16:40, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Jiang Liu wrote: On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just shown that the assertion in the changelog of that commit (no need for for special

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-20 Thread Thomas Gleixner
On Thu, 20 Aug 2015, Jiang Liu wrote: On 2015/8/20 17:15, Thomas Gleixner wrote: On Thu, 20 Aug 2015, Jiang Liu wrote: When converting to hierarchical irqdomain, the IOAPIC internal and interfaces have changed much, and seems no easy way to revert cd68f6bd53cf. There may be three

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Jiang Liu
On 2015/8/19 16:40, Thomas Gleixner wrote: > On Wed, 19 Aug 2015, Thomas Gleixner wrote: >> On Wed, 19 Aug 2015, Jiang Liu wrote: >>> On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just shown that the assertion in the changelog of that commit ("no need for

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Thomas Gleixner
On Wed, 19 Aug 2015, Thomas Gleixner wrote: > On Wed, 19 Aug 2015, Jiang Liu wrote: > > On 2015/8/19 14:45, Rafael J. Wysocki wrote: > > > Well, the regression at hand has just shown that the assertion in the > > > changelog of that commit ("no need for for special treatment for GSI > > > used by

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Thomas Gleixner
On Wed, 19 Aug 2015, Jiang Liu wrote: > On 2015/8/19 14:45, Rafael J. Wysocki wrote: > > Well, the regression at hand has just shown that the assertion in the > > changelog of that commit ("no need for for special treatment for GSI > > used by ACPI SCI") does not really hold. So, if the only

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Jiang Liu
On 2015/8/19 14:45, Rafael J. Wysocki wrote: > Hi, > > On Wed, Aug 19, 2015 at 8:26 AM, Jiang Liu wrote: >> On 2015/8/19 14:04, Rafael J. Wysocki wrote: >>> Hi, >>> >>> On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu >>> wrote: Nick Meier reported a regression with HyperV that " After

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Rafael J. Wysocki
Hi, On Wed, Aug 19, 2015 at 8:26 AM, Jiang Liu wrote: > On 2015/8/19 14:04, Rafael J. Wysocki wrote: >> Hi, >> >> On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu wrote: >>> Nick Meier reported a regression with HyperV that " >>> After rebooting the VM, the following messages are logged in syslog

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Jiang Liu
On 2015/8/19 14:04, Rafael J. Wysocki wrote: > Hi, > > On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu wrote: >> Nick Meier reported a regression with HyperV that " >> After rebooting the VM, the following messages are logged in syslog >> when trying to load the tulip driver: >> tulip: Linux

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Rafael J. Wysocki
Hi, On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu wrote: > Nick Meier reported a regression with HyperV that " > After rebooting the VM, the following messages are logged in syslog > when trying to load the tulip driver: > tulip: Linux Tulip drivers version 1.1.15 (Feb 27, 2007) >

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Rafael J. Wysocki
Hi, On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu jiang@linux.intel.com wrote: Nick Meier reported a regression with HyperV that After rebooting the VM, the following messages are logged in syslog when trying to load the tulip driver: tulip: Linux Tulip drivers version 1.1.15 (Feb

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Jiang Liu
On 2015/8/19 14:45, Rafael J. Wysocki wrote: Hi, On Wed, Aug 19, 2015 at 8:26 AM, Jiang Liu jiang@linux.intel.com wrote: On 2015/8/19 14:04, Rafael J. Wysocki wrote: Hi, On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu jiang@linux.intel.com wrote: Nick Meier reported a regression with

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Jiang Liu
On 2015/8/19 14:04, Rafael J. Wysocki wrote: Hi, On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu jiang@linux.intel.com wrote: Nick Meier reported a regression with HyperV that After rebooting the VM, the following messages are logged in syslog when trying to load the tulip driver:

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Rafael J. Wysocki
Hi, On Wed, Aug 19, 2015 at 8:26 AM, Jiang Liu jiang@linux.intel.com wrote: On 2015/8/19 14:04, Rafael J. Wysocki wrote: Hi, On Wed, Aug 19, 2015 at 7:53 AM, Jiang Liu jiang@linux.intel.com wrote: Nick Meier reported a regression with HyperV that After rebooting the VM, the

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Jiang Liu
On 2015/8/19 16:40, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Jiang Liu wrote: On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just shown that the assertion in the changelog of that commit (no need for for special

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Thomas Gleixner
On Wed, 19 Aug 2015, Jiang Liu wrote: On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just shown that the assertion in the changelog of that commit (no need for for special treatment for GSI used by ACPI SCI) does not really hold. So, if the only motivation

Re: [Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-19 Thread Thomas Gleixner
On Wed, 19 Aug 2015, Thomas Gleixner wrote: On Wed, 19 Aug 2015, Jiang Liu wrote: On 2015/8/19 14:45, Rafael J. Wysocki wrote: Well, the regression at hand has just shown that the assertion in the changelog of that commit (no need for for special treatment for GSI used by ACPI SCI)

[Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-18 Thread Jiang Liu
Nick Meier reported a regression with HyperV that " After rebooting the VM, the following messages are logged in syslog when trying to load the tulip driver: tulip: Linux Tulip drivers version 1.1.15 (Feb 27, 2007) tulip: :00:0a.0: PCI INT A: failed to register GSI tulip:

[Patch v2] x86, ACPI, irq: Add a quirk to override SCI polarity for HyperV

2015-08-18 Thread Jiang Liu
Nick Meier reported a regression with HyperV that After rebooting the VM, the following messages are logged in syslog when trying to load the tulip driver: tulip: Linux Tulip drivers version 1.1.15 (Feb 27, 2007) tulip: :00:0a.0: PCI INT A: failed to register GSI tulip: Cannot