Re: [GIT PULL] KVM/arm64 fixes for 5.8, take #1

From: Paolo Bonzini <pbonzini@redhat.com>
To: Marc Zyngier <maz@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
	kvm@vger.kernel.org, Suzuki K Poulose <suzuki.poulose@arm.com>,
	James Morse <james.morse@arm.com>,
	Andrew Scull <ascull@google.com>,
	Alexandru Elisei <alexandru.elisei@arm.com>,
	kvmarm@lists.cs.columbia.edu,
	Julien Thierry <julien.thierry.kdev@gmail.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [GIT PULL] KVM/arm64 fixes for 5.8, take #1
Date: Thu, 11 Jun 2020 20:04:53 +0200	[thread overview]
Message-ID: <be82c5cb-be6d-74f7-9b77-dbd1648a8933@redhat.com> (raw)
In-Reply-To: <20200611090956.1537104-1-maz@kernel.org>

On 11/06/20 11:09, Marc Zyngier wrote:
> Hi Paolo,
> 
> Here's a bunch of fixes that cropped up during the merge window,
> mostly falling into two categories: 32bit system register accesses,
> and 64bit pointer authentication handling.
> 
> Please pull,
> 
> 	M.
> 
> The following changes since commit 8f7f4fe756bd5cfef73cf8234445081385bdbf7d:
> 
>   KVM: arm64: Drop obsolete comment about sys_reg ordering (2020-05-28 13:16:57 +0100)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.8-1
> 
> for you to fetch changes up to 15c99816ed9396c548eed2e84f30c14caccad1f4:
> 
>   Merge branch 'kvm-arm64/ptrauth-fixes' into kvmarm-master/next (2020-06-10 19:10:40 +0100)
> 
> ----------------------------------------------------------------
> KVM/arm64 fixes for Linux 5.8, take #1
> 
> * 32bit VM fixes:
>   - Fix embarassing mapping issue between AArch32 CSSELR and AArch64
>     ACTLR
>   - Add ACTLR2 support for AArch32
>   - Get rid of the useless ACTLR_EL1 save/restore
>   - Fix CP14/15 accesses for AArch32 guests on BE hosts
>   - Ensure that we don't loose any state when injecting a 32bit
>     exception when running on a VHE host
> 
> * 64bit VM fixes:
>   - Fix PtrAuth host saving happening in preemptible contexts
>   - Optimize PtrAuth lazy enable
>   - Drop vcpu to cpu context pointer
>   - Fix sparse warnings for HYP per-CPU accesses
> 
> ----------------------------------------------------------------
> James Morse (3):
>       KVM: arm64: Stop writing aarch32's CSSELR into ACTLR
>       KVM: arm64: Add emulation for 32bit guests accessing ACTLR2
>       KVM: arm64: Stop save/restoring ACTLR_EL1
> 
> Marc Zyngier (9):
>       KVM: arm64: Flush the instruction cache if not unmapping the VM on reboot
>       KVM: arm64: Save the host's PtrAuth keys in non-preemptible context
>       KVM: arm64: Handle PtrAuth traps early
>       KVM: arm64: Stop sparse from moaning at __hyp_this_cpu_ptr
>       KVM: arm64: Remove host_cpu_context member from vcpu structure
>       KVM: arm64: Make vcpu_cp1x() work on Big Endian hosts
>       KVM: arm64: Synchronize sysreg state on injecting an AArch32 exception
>       KVM: arm64: Move hyp_symbol_addr() to kvm_asm.h
>       Merge branch 'kvm-arm64/ptrauth-fixes' into kvmarm-master/next
> 
>  arch/arm64/include/asm/kvm_asm.h     | 33 ++++++++++++++++--
>  arch/arm64/include/asm/kvm_emulate.h |  6 ----
>  arch/arm64/include/asm/kvm_host.h    |  9 +++--
>  arch/arm64/include/asm/kvm_mmu.h     | 20 -----------
>  arch/arm64/kvm/aarch32.c             | 28 ++++++++++++++++
>  arch/arm64/kvm/arm.c                 | 20 ++++++-----
>  arch/arm64/kvm/handle_exit.c         | 32 ++----------------
>  arch/arm64/kvm/hyp/debug-sr.c        |  4 +--
>  arch/arm64/kvm/hyp/switch.c          | 65 ++++++++++++++++++++++++++++++++++--
>  arch/arm64/kvm/hyp/sysreg-sr.c       |  8 ++---
>  arch/arm64/kvm/pmu.c                 |  8 ++---
>  arch/arm64/kvm/sys_regs.c            | 25 +++++++-------
>  arch/arm64/kvm/sys_regs_generic_v8.c | 10 ++++++
>  13 files changed, 171 insertions(+), 97 deletions(-)
> 

Pulled, thanks.

Paolo

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