Hook DO_KVM macro to 64-bit booke in a optimal way similar to 32-bit booke
see head_fsl_booke.S file. Extend interrupt handlers' parameter list with
interrupt vector numbers to accomodate the macro. Rework Guest Doorbell
handler to use the proper GSRRx save/restore registers.
Only the bolted versio
On 25.06.2012, at 14:26, Mihai Caraman wrote:
> Hook DO_KVM macro to 64-bit booke in a optimal way similar to 32-bit booke
> see head_fsl_booke.S file. Extend interrupt handlers' parameter list with
> interrupt vector numbers to accomodate the macro. Rework Guest Doorbell
> handler to use the pro
> -Original Message-
> From: Alexander Graf [mailto:ag...@suse.de]
> Sent: Wednesday, July 04, 2012 5:30 PM
> To: Caraman Mihai Claudiu-B02008
> Cc: ; KVM list; linuxppc-dev; qemu-
> p...@nongnu.org List; Benjamin Herrenschmidt
> Subject: Re: [Qemu-ppc] [RFC PATCH 12
;> p...@nongnu.org List; Benjamin Herrenschmidt
>> Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
>> kernel hooks
>>
>>
>> On 25.06.2012, at 14:26, Mihai Caraman wrote:
>>
>>> Hook DO_KVM macro to 64-bit booke in a optimal way si
an Mihai Claudiu-B02008
>>> Cc: ; KVM list; linuxppc-dev; qemu-
>>> p...@nongnu.org List; Benjamin Herrenschmidt
>>> Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
>>> kernel hooks
>>>
>>>
>>> On 25.06.2
On Wed, 2012-07-04 at 16:29 +0200, Alexander Graf wrote:
> > +#ifdef CONFIG_KVM_BOOKE_HV
> > +#define KVM_BOOKE_HV_MFSPR(reg, spr) \
> > + BEGIN_FTR_SECTION \
> > + mfspr reg, spr; \
>
@nongnu.org
>> List; Benjamin Herrenschmidt
>> Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
>> kernel hooks
>>
>> On 04.07.2012, at 17:27, Caraman Mihai Claudiu-B02008 wrote:
>>
>>>> -Original Message-
>>>&g
> -Original Message-
> From: Benjamin Herrenschmidt [mailto:b...@kernel.crashing.org]
> Sent: Thursday, July 05, 2012 1:26 AM
> To: Alexander Graf
> Cc: Caraman Mihai Claudiu-B02008; ; KVM list;
> linuxppc-dev; qemu-...@nongnu.org List
> Subject: Re: [Qemu-ppc] [RFC
VM list;
>> linuxppc-dev; qemu-...@nongnu.org List
>> Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
>> kernel hooks
>>
>> On Wed, 2012-07-04 at 16:29 +0200, Alexander Graf wrote:
>>
>>
t;> To: Alexander Graf
>>> Cc: Caraman Mihai Claudiu-B02008; ; KVM list;
>>> linuxppc-dev; qemu-...@nongnu.org List
>>> Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
>>> kernel hooks
>>>
>>> You can't but in any
M list;
>> linuxppc-dev; qemu-...@nongnu.org List
>> Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
>> kernel hooks
>>
>> On 07.07.2012, at 00:33, Caraman Mihai Claudiu-B02008 wrote:
>>
>>>> -Original Message-
>>>>
On Thu, 2012-07-12 at 00:25 +0200, Alexander Graf wrote:
> Or just free up another register early on, like here.
If you're going to do that, you want to measure the impact on null
syscall performance though.
Cheers,
Ben.
___
Linuxppc-dev mailing list
On 12.07.2012, at 00:28, Benjamin Herrenschmidt wrote:
> On Thu, 2012-07-12 at 00:25 +0200, Alexander Graf wrote:
>> Or just free up another register early on, like here.
>
> If you're going to do that, you want to measure the impact on null
> syscall performance though.
That should hold true f
On Thu, 2012-07-12 at 00:35 +0200, Alexander Graf wrote:
> > On Thu, 2012-07-12 at 00:25 +0200, Alexander Graf wrote:
> >> Or just free up another register early on, like here.
> >
> > If you're going to do that, you want to measure the impact on null
> > syscall performance though.
>
> That shou
On 12.07.2012, at 00:43, Benjamin Herrenschmidt wrote:
> On Thu, 2012-07-12 at 00:35 +0200, Alexander Graf wrote:
>>> On Thu, 2012-07-12 at 00:25 +0200, Alexander Graf wrote:
Or just free up another register early on, like here.
>>>
>>> If you're going to do that, you want to measure the im
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