From: Marc Zyngier <maz@kernel.org>
To: "Paolo Bonzini" <pbonzini@redhat.com>,
"Radim Krčmář" <rkrcmar@redhat.com>
Cc: kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: [GIT PULL] KVM/arm fixes for 5.4-rc5
Date: Sun, 20 Oct 2019 11:11:25 +0100 [thread overview]
Message-ID: <20191020101129.2612-1-maz@kernel.org> (raw)
Paolo, Radim,
Here's the latest (and hopefully last) set of KVM/arm fixes for
5.4. 4 patches exclusively covering our PMU emulation, which exhibited
several different flavours of brokenness.
Please pull,
M.
The following changes since commit da0c9ea146cbe92b832f1b0f694840ea8eb33cce:
Linux 5.4-rc2 (2019-10-06 14:27:30 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.4-2
for you to fetch changes up to 8c3252c06516eac22c4f8e2506122171abedcc09:
KVM: arm64: pmu: Reset sample period on overflow handling (2019-10-20 10:47:07 +0100)
----------------------------------------------------------------
KVM/arm fixes for 5.4, take #2
Special PMU edition:
- Fix cycle counter truncation
- Fix cycle counter overflow limit on pure 64bit system
- Allow chained events to be actually functional
- Correct sample period after overflow
----------------------------------------------------------------
Marc Zyngier (4):
KVM: arm64: pmu: Fix cycle counter truncation
arm64: KVM: Handle PMCR_EL0.LC as RES1 on pure AArch64 systems
KVM: arm64: pmu: Set the CHAINED attribute before creating the in-kernel event
KVM: arm64: pmu: Reset sample period on overflow handling
arch/arm64/kvm/sys_regs.c | 4 ++++
virt/kvm/arm/pmu.c | 48 ++++++++++++++++++++++++++++++++++-------------
2 files changed, 39 insertions(+), 13 deletions(-)
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next reply other threads:[~2019-10-20 10:11 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-20 10:11 Marc Zyngier [this message]
2019-10-20 10:11 ` [PATCH 1/4] KVM: arm64: pmu: Fix cycle counter truncation Marc Zyngier
2019-10-20 10:11 ` [PATCH 2/4] arm64: KVM: Handle PMCR_EL0.LC as RES1 on pure AArch64 systems Marc Zyngier
2019-10-20 10:11 ` [PATCH 3/4] KVM: arm64: pmu: Set the CHAINED attribute before creating the in-kernel event Marc Zyngier
2019-10-20 10:11 ` [PATCH 4/4] KVM: arm64: pmu: Reset sample period on overflow handling Marc Zyngier
2019-10-22 11:34 ` [GIT PULL] KVM/arm fixes for 5.4-rc5 Paolo Bonzini
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