-Original Message-
From: Wood Scott-B07421
Sent: Wednesday, July 03, 2013 11:18 PM
To: Caraman Mihai Claudiu-B02008
Cc: linuxppc-dev@lists.ozlabs.org; kvm-...@vger.kernel.org;
k...@vger.kernel.org; Caraman Mihai Claudiu-B02008
Subject: Re: [PATCH 1/2] powerpc/booke64: Add LRAT error
-Original Message-
From: Wood Scott-B07421
Sent: Wednesday, July 03, 2013 11:17 PM
To: Caraman Mihai Claudiu-B02008
Cc: linuxppc-dev@lists.ozlabs.org; kvm-...@vger.kernel.org;
k...@vger.kernel.org; Caraman Mihai Claudiu-B02008
Subject: Re: [PATCH 2/2] KVM: PPC: Book3E: Add LRAT
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-
ow...@vger.kernel.org] On Behalf Of Alexander Graf
Sent: Wednesday, July 03, 2013 9:40 PM
To: Wood Scott-B07421
Cc: Caraman Mihai Claudiu-B02008; kvm-...@vger.kernel.org;
k...@vger.kernel.org; linuxppc-dev
-Original Message-
From: Wood Scott-B07421
Sent: Wednesday, June 05, 2013 1:40 AM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; Caraman Mihai Claudiu-B02008
Subject: Re: [RFC PATCH 5/6] KVM: PPC: Book3E: Add
So we can remove this hack in kvm_asm.h:
Not yet, this comment was added in the context of AltiVec RFC patches
which intended to remove a similar dependency.
/*
* TODO: Unify 32-bit and 64-bit kernel exception handlers to use same
defines
*/
#define BOOKE_INTERRUPT_SPE_UNAVAIL
-#ifdef CONFIG_SPE
case BOOKE_INTERRUPT_SPE_ALTIVEC_UNAVAIL: {
- if (vcpu-arch.shared-msr MSR_SPE)
- kvmppc_vcpu_enable_spe(vcpu);
- else
- kvmppc_booke_queue_irqprio(vcpu,
-
BOOKE_IRQPRIO_SPE_ALTIVEC_UNAVAIL);
+
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Wednesday, July 03, 2013 4:45 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org
Subject: Re: [PATCH 3/6] KVM: PPC: Book3E: Increase FPU laziness
Increase FPU laziness by calling kvmppc_load_guest_fp() just before
returning to guest instead of each sched in. Without this improvement
an interrupt may also claim floting point corrupting guest state.
Not sure I follow. Could you please describe exactly what's happening?
This was
+ * Simulate AltiVec unavailable fault to load guest state
+ * from thread to AltiVec unit.
+ * It requires to be called with preemption disabled.
+ */
+static inline void kvmppc_load_guest_altivec(struct kvm_vcpu *vcpu)
+{
+ if (kvmppc_supports_altivec()) {
+ if
+
if (!vcpu-arch.sane) {
kvm_run-exit_reason = KVM_EXIT_INTERNAL_ERROR;
return -EINVAL;
@@ -716,6 +750,22 @@ int kvmppc_vcpu_run(struct kvm_run *kvm_run,
struct kvm_vcpu *vcpu)
kvmppc_load_guest_fp(vcpu);
#endif
+#ifdef CONFIG_ALTIVEC
/* Switch from
This looks like a bit much for 3.10 (certainly, subject lines like
refactor and enhance and add support aren't going to make
Linus
happy given that we're past rc4) so I think we should apply
http://patchwork.ozlabs.org/patch/242896/ for 3.10. Then for 3.11,
revert it after
-Original Message-
From: Wood Scott-B07421
Sent: Wednesday, June 05, 2013 12:39 AM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; Alexander Graf
Subject: Re: [RFC PATCH 0/6] KVM: PPC: Book3E: AltiVec support
+ /*
+* The interrupt is shared, KVM support for the
featured unit
+* is detected at run-time.
+*/
This is a decent comment for the changelog, but for the code itself it
seems fairly obvious if you look at the definition of
-Original Message-
From: Wood Scott-B07421
Sent: Wednesday, June 05, 2013 1:28 AM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; Caraman Mihai Claudiu-B02008
Subject: Re: [RFC PATCH 3/6] KVM: PPC: Book3E: Rename
-Original Message-
From: Wood Scott-B07421
Sent: Wednesday, June 05, 2013 1:54 AM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; Caraman Mihai Claudiu-B02008
Subject: Re: [RFC PATCH 6/6] KVM: PPC: Book3E: Enhance
+ * Simulate AltiVec unavailable fault to load guest state
+ * from thread to AltiVec unit.
+ * It requires to be called with preemption disabled.
+ */
+static inline void kvmppc_load_guest_altivec(struct kvm_vcpu *vcpu)
+{
+#ifdef CONFIG_ALTIVEC
+ if
VF stands for virtualization fault see MAS8[VF] and we may use it for
virtualized
Looks KVM PPC have no this mechanism currently since I don't find MAS8_VF
is
used in kernel, right?
Yes but 'we may use it' in the feature, I have a functional POC with VF.
Now we capture virtualized MMIO
-Original Message-
From: tiejun.chen [mailto:tiejun.c...@windriver.com]
Sent: Thursday, May 09, 2013 2:40 PM
To: Caraman Mihai Claudiu-B02008
Cc: Wood Scott-B07421; linuxppc-dev@lists.ozlabs.org; ag...@suse.de; kvm-
p...@vger.kernel.org; k...@vger.kernel.org
Subject: Re: [v1][KVM
-Original Message-
From: kvm-ow...@vger.kernel.org [mailto:kvm-ow...@vger.kernel.org] On
Behalf Of tiejun.chen
Sent: Wednesday, May 08, 2013 4:54 AM
To: Wood Scott-B07421
Cc: ag...@suse.de; kvm-...@vger.kernel.org; k...@vger.kernel.org;
linuxppc-dev@lists.ozlabs.org
Subject: Re:
This only disable soft interrupt for kvmppc_restart_interrupt() that
restarts interrupts if they were meant for the host:
a. SOFT_DISABLE_INTS() only for BOOKE_INTERRUPT_EXTERNAL |
BOOKE_INTERRUPT_DECREMENTER | BOOKE_INTERRUPT_DOORBELL
Those aren't the only exceptions that can end up
-Original Message-
From: Wood Scott-B07421
Sent: Saturday, May 04, 2013 2:45 AM
To: Alexander Graf
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; Wood Scott-B07421; Caraman Mihai Claudiu-B02008
Subject: [PATCH] kvm/ppc/booke64: Hard disable
-Original Message-
From: Wood Scott-B07421
Sent: Friday, May 03, 2013 9:05 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; Caraman Mihai Claudiu-B02008
Subject: Re: [PATCH] KVM: PPC: Book3E 64: Fix IRQs warnings
-Original Message-
From: Wood Scott-B07421
Sent: Friday, May 03, 2013 11:15 PM
To: Caraman Mihai Claudiu-B02008
Cc: Wood Scott-B07421; kvm-...@vger.kernel.org; k...@vger.kernel.org;
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] KVM: PPC: Book3E 64: Fix IRQs warnings and hangs
-Original Message-
From: Wood Scott-B07421
Sent: Saturday, May 04, 2013 1:07 AM
To: Caraman Mihai Claudiu-B02008
Cc: Wood Scott-B07421; kvm-...@vger.kernel.org; k...@vger.kernel.org;
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] KVM: PPC: Book3E 64: Fix IRQs warnings and hangs
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-
ow...@vger.kernel.org] On Behalf Of Tiejun Chen
Sent: Thursday, April 25, 2013 2:46 PM
To: ga...@kernel.crashing.org
Cc: linuxppc-dev@lists.ozlabs.org; kvm-...@vger.kernel.org;
k...@vger.kernel.org
Subject:
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, March 21, 2013 12:07 PM
To: Wood Scott-B07421
Cc: Caraman Mihai Claudiu-B02008; kvm-...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; k...@vger.kernel.org
Subject: Re: [PATCH] KVM: PPC: e500: Expose
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-
ow...@vger.kernel.org] On Behalf Of Alexander Graf
Sent: Thursday, March 21, 2013 12:07 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, March 21, 2013 1:07 PM
To: Caraman Mihai Claudiu-B02008
Cc: Wood Scott-B07421; kvm-...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; k...@vger.kernel.org
Subject: Re: [PATCH] KVM: PPC: e500: Expose
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, January 31, 2013 3:21 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org
Subject: Re: [PATCH 1/5] KVM: PPC: e500: Move VCPU's MMUCFG
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, January 31, 2013 3:31 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org
Subject: Re: [PATCH 4/5] KVM: PPC: e500: Emulate EPTCFG
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, January 31, 2013 4:58 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org
Subject: Re: [PATCH 1/5] KVM: PPC: e500: Move VCPU's MMUCFG
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Monday, October 08, 2012 1:11 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [Qemu-ppc] [RFC PATCH 05/17
-Original Message-
From: Wood Scott-B07421
Sent: Thursday, September 13, 2012 12:54 AM
To: Alexander Graf
Cc: Caraman Mihai Claudiu-B02008; kvm-...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; k...@vger.kernel.org
Subject: Re: [PATCH] KVM: PPC: bookehv: Allow duplicate calls
diff --git a/arch/powerpc/mm/tlb_low_64e.S
b/arch/powerpc/mm/tlb_low_64e.S
index efe0f33..8e82772 100644
--- a/arch/powerpc/mm/tlb_low_64e.S
+++ b/arch/powerpc/mm/tlb_low_64e.S
@@ -232,6 +232,173 @@ itlb_miss_fault_bolted:
beq tlb_miss_common_bolted
b
From: Alexander Graf [ag...@suse.de]
Sent: Saturday, July 07, 2012 2:11 AM
To: Caraman Mihai Claudiu-B02008
Cc: Benjamin Herrenschmidt; kvm-...@vger.kernel.org; KVM list; linuxppc-dev;
qemu-...@nongnu.org List
Subject: Re: [Qemu-ppc] [RFC PATCH 12/17
-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-...@vger.kernel.org; KVM list;
linuxppc-dev; qemu-...@nongnu.org List
Subject: Re: [Qemu-ppc] [RFC PATCH
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Wednesday, July 04, 2012 4:41 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [Qemu-ppc] [RFC PATCH 04/17
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Wednesday, July 04, 2012 4:50 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [Qemu-ppc] [RFC PATCH 05/17
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-
ow...@vger.kernel.org] On Behalf Of Alexander Graf
Sent: Wednesday, July 04, 2012 4:56 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Wednesday, July 04, 2012 4:34 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [Qemu-ppc] [RFC PATCH 03/17
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, July 05, 2012 3:13 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [Qemu-ppc] [RFC PATCH 03/17] KVM
-Original Message-
From: Benjamin Herrenschmidt [mailto:b...@kernel.crashing.org]
Sent: Wednesday, June 27, 2012 1:16 AM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org; Anton Blanchard
Subject
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-
ow...@vger.kernel.org] On Behalf Of Alexander Graf
Sent: Wednesday, July 04, 2012 4:22 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu
-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
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-
ow...@vger.kernel.org] On Behalf Of Alexander Graf
Sent: Wednesday, July 04, 2012 6:14 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu
From: Alexander Graf [ag...@suse.de]
Sent: Wednesday, July 04, 2012 6:45 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; KVM list; linuxppc-dev; qemu-...@nongnu.org
List; Benjamin Herrenschmidt
Subject: Re: [Qemu-ppc] [RFC PATCH 12/17
On 04.07.2012, at 17:37, Caraman Mihai Claudiu-B02008 wrote:
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-
ow...@vger.kernel.org] On Behalf Of Alexander Graf
Sent: Wednesday, July 04, 2012 6:14 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org
-Original Message-
From: Wood Scott-B07421
Sent: Wednesday, June 27, 2012 1:35 AM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [RFC PATCH 03/17] KVM: PPC64: booke: Add EPCR
-Original Message-
From: Benjamin Herrenschmidt [mailto:b...@kernel.crashing.org]
Sent: Wednesday, June 27, 2012 1:13 AM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [RFC PATCH
-Original Message-
From: Avi Kivity [mailto:a...@redhat.com]
Sent: Monday, June 25, 2012 4:00 PM
To: Caraman Mihai Claudiu-B02008
Cc: kvm-...@vger.kernel.org; k...@vger.kernel.org; linuxppc-
d...@lists.ozlabs.org; qemu-...@nongnu.org
Subject: Re: [RFC PATCH 03/17] KVM: PPC64: booke
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