; 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-
From: Benjamin Herrenschmidt [mailto:b...@kernel.crashing.org]
Sent: Thursday, July 05, 2012 1
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.
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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 for
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 should hold true
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 impact on null
; 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-
From: Benjamin Herrenschmidt [mailto:b...@kernel.crashing.org]
Sent: Thursday, July 05, 2012 1
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.
--
To unsubscribe from this list: send the line unsubscribe kvm-ppc in
the
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 for
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 should hold true
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 impact on null
-...@vger.kernel.org; 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 case I don't see the point of the conditional here,
we'll eventually have to load srr1 no ? We can move the load up to here
@vger.kernel.org; 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 case I don't see the point of the conditional here,
we'll eventually have to load srr1 no ? We can move the load up to here
12/17] PowerPC: booke64: Add DO_KVM
kernel hooks
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
; 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:
+#ifdef CONFIG_KVM_BOOKE_HV
+#define KVM_BOOKE_HV_MFSPR(reg, spr) \
+ BEGIN_FTR_SECTION
12/17] PowerPC: booke64: Add DO_KVM
kernel hooks
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
; 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:
+#ifdef CONFIG_KVM_BOOKE_HV
+#define KVM_BOOKE_HV_MFSPR(reg, spr) \
+ BEGIN_FTR_SECTION
; 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-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Wednesday, July 04, 2012 5:30 PM
To: Caraman
; 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-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Wednesday, July 04, 2012 5:30 PM
To: Caraman
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 proper
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Wednesday, July 04, 2012 5:30 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; KVM list; linuxppc-dev; qemu-
p...@nongnu.org List; Benjamin Herrenschmidt
Subject: Re: [Qemu-ppc] [RFC PATCH 12/17
; 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 similar to 32-bit
booke
see head_fsl_booke.S file. Extend interrupt handlers' parameter
-dev; qemu-
p...@nongnu.org List; Benjamin Herrenschmidt
Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
kernel hooks
On 25.06.2012, 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
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; \
+
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 proper
; 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 similar to 32-bit
booke
see head_fsl_booke.S file. Extend interrupt handlers' parameter
-dev; qemu-
p...@nongnu.org List; Benjamin Herrenschmidt
Subject: Re: [Qemu-ppc] [RFC PATCH 12/17] PowerPC: booke64: Add DO_KVM
kernel hooks
On 25.06.2012, 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
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; \
+
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