From: Alexander Graf <agraf@suse.de>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Gleb Natapov <gleb@redhat.com>, kvm-ppc <kvm-ppc@vger.kernel.org>,
KVM list <kvm@vger.kernel.org>,
Mihai Caraman <mihai.caraman@freescale.com>
Subject: [PATCH 26/28] KVM: PPC: bookehv: Add guest computation mode for irq delivery
Date: Thu, 6 Dec 2012 01:41:15 +0100 [thread overview]
Message-ID: <1354754477-15472-27-git-send-email-agraf@suse.de> (raw)
In-Reply-To: <1354754477-15472-1-git-send-email-agraf@suse.de>
From: Mihai Caraman <mihai.caraman@freescale.com>
When delivering guest IRQs, update MSR computation mode according to guest
interrupt computation mode found in EPCR.
Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
[agraf: remove HV dependency in the code]
Signed-off-by: Alexander Graf <agraf@suse.de>
---
arch/powerpc/kvm/booke.c | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index 7c9c389..9457fb1 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -312,6 +312,7 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu,
bool crit;
bool keep_irq = false;
enum int_class int_class;
+ ulong new_msr = vcpu->arch.shared->msr;
/* Truncate crit indicators in 32 bit mode */
if (!(vcpu->arch.shared->msr & MSR_SF)) {
@@ -407,7 +408,13 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu,
set_guest_esr(vcpu, vcpu->arch.queued_esr);
if (update_dear == true)
set_guest_dear(vcpu, vcpu->arch.queued_dear);
- kvmppc_set_msr(vcpu, vcpu->arch.shared->msr & msr_mask);
+
+ new_msr &= msr_mask;
+#if defined(CONFIG_64BIT)
+ if (vcpu->arch.epcr & SPRN_EPCR_ICM)
+ new_msr |= MSR_CM;
+#endif
+ kvmppc_set_msr(vcpu, new_msr);
if (!keep_irq)
clear_bit(priority, &vcpu->arch.pending_exceptions);
--
1.6.0.2
next prev parent reply other threads:[~2012-12-06 0:41 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-06 0:40 [PULL 00/28] ppc patch queue 2012-12-06 Alexander Graf
2012-12-06 0:40 ` [PATCH 01/28] KVM: Distangle eventfd code from irqchip Alexander Graf
2012-12-06 0:40 ` [PATCH 02/28] KVM: PPC: Support eventfd Alexander Graf
2012-12-06 0:40 ` [PATCH 03/28] KVM: PPC: Book3S HV: Restructure HPT entry creation code Alexander Graf
2012-12-06 0:40 ` [PATCH 04/28] KVM: PPC: Book3S HV: Fix bug causing loss of page dirty state Alexander Graf
2012-12-06 0:40 ` [PATCH 05/28] KVM: PPC: Book3S HV: Add a mechanism for recording modified HPTEs Alexander Graf
2012-12-06 0:40 ` [PATCH 06/28] KVM: PPC: Book3S HV: Make a HPTE removal function available Alexander Graf
2012-12-06 0:40 ` [PATCH 07/28] KVM: PPC: Book3S HV: Provide a method for userspace to read and write the HPT Alexander Graf
2012-12-06 0:40 ` [PATCH 08/28] KVM: PPC: Book3S HV: Reset reverse-map chains when resetting " Alexander Graf
2012-12-06 0:40 ` [PATCH 09/28] KVM: PPC: Book3S HV: Report correct HPT entry index when reading HPT Alexander Graf
2012-12-06 0:40 ` [PATCH 10/28] KVM: PPC: Book3S HV: Don't give the guest RW access to RO pages Alexander Graf
2012-12-06 0:41 ` [PATCH 11/28] KVM: PPC: Book3S PR: Emulate PURR, SPURR and DSCR registers Alexander Graf
2012-12-06 0:41 ` [PATCH 12/28] KVM: PPC: Book3S PR: Fix VSX handling Alexander Graf
2012-12-06 0:41 ` [PATCH 13/28] KVM: PPC: Book3S PR: MSR_DE doesn't exist on Book 3S Alexander Graf
2012-12-06 0:41 ` [PATCH 14/28] MAINTAINERS: Add git tree link for PPC KVM Alexander Graf
2012-12-06 0:41 ` [PATCH 15/28] KVM: PPC: Book3S HV: Improve handling of local vs. global TLB invalidations Alexander Graf
2012-12-06 0:41 ` [PATCH 16/28] KVM: PPC: Book3S HV: Handle guest-caused machine checks on POWER7 without panicking Alexander Graf
2012-12-06 0:41 ` [PATCH 17/28] KVM: PPC: e500: Silence bogus GCC warning in tlb code Alexander Graf
2012-12-06 0:41 ` [PATCH 18/28] KVM: PPC: booke: Fix get_tb() compile error on 64-bit Alexander Graf
2012-12-06 0:41 ` [PATCH 19/28] KVM: PPC: bookehv: Remove GET_VCPU macro from exception handler Alexander Graf
2012-12-06 0:41 ` [PATCH 20/28] KVM: PPC: bookehv64: Add support for interrupt handling Alexander Graf
2012-12-06 0:41 ` [PATCH 21/28] KVM: PPC: e500: Add emulation helper for getting instruction ea Alexander Graf
2012-12-06 0:41 ` [PATCH 22/28] KVM: PPC: Mask ea's high 32-bits in 32/64 instr emulation Alexander Graf
2012-12-06 0:41 ` [PATCH 23/28] KVM: PPC: e500: Mask MAS2 EPN high 32-bits in 32/64 tlbwe emulation Alexander Graf
2012-12-06 0:41 ` [PATCH 24/28] KVM: PPC: booke: Extend MAS2 EPN mask for 64-bit Alexander Graf
2012-12-06 0:41 ` [PATCH 25/28] KVM: PPC: Make EPCR a valid field for booke64 and bookehv Alexander Graf
2012-12-06 0:41 ` Alexander Graf [this message]
2012-12-06 0:41 ` [PATCH 27/28] KVM: PPC: bookehv: Add EPCR support in mtspr/mfspr emulation Alexander Graf
2012-12-06 0:41 ` [PATCH 28/28] KVM: PPC: booke: Get/set guest EPCR register using ONE_REG interface Alexander Graf
2012-12-09 20:44 ` [PULL 00/28] ppc patch queue 2012-12-06 Marcelo Tosatti
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