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From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: Huacai Chen <chenhc@lemote.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>,
	kvm@vger.kernel.org, linux-mips@vger.kernel.org,
	Fuxin Zhang <zhangfx@lemote.com>,
	Huacai Chen <chenhuacai@gmail.com>,
	Jiaxun Yang <jiaxun.yang@flygoat.com>
Subject: Re: [PATCH V5 06/15] KVM: MIPS: Introduce and use cpu_guest_has_ldpte
Date: Sat, 16 May 2020 17:37:26 +0200	[thread overview]
Message-ID: <20200516153726.GC3334@alpha.franken.de> (raw)
In-Reply-To: <1589359366-1669-7-git-send-email-chenhc@lemote.com>

On Wed, May 13, 2020 at 04:42:37PM +0800, Huacai Chen wrote:
> Loongson-3 has lddir/ldpte instructions and their related CP0 registers
> are the same as HTW. So we introduce a cpu_guest_has_ldpte flag and use
> it to indicate whether we need to save/restore HTW related CP0 registers
> (PWBase, PWSize, PWField and PWCtl).
> 
> Reviewed-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
> Signed-off-by: Huacai Chen <chenhc@lemote.com>
> Co-developed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
> ---
>  arch/mips/include/asm/cpu-features.h |  3 +++
>  arch/mips/kernel/cpu-probe.c         |  1 +
>  arch/mips/kvm/vz.c                   | 26 +++++++++++++-------------
>  3 files changed, 17 insertions(+), 13 deletions(-)

Acked-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]

  reply	other threads:[~2020-05-16 15:38 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-13  8:42 [PATCH V5 00/15] KVM: MIPS: Add Loongson-3 support (Host Side) Huacai Chen
2020-05-13  8:42 ` [PATCH V5 01/15] KVM: MIPS: Define KVM_ENTRYHI_ASID to cpu_asid_mask(&boot_cpu_data) Huacai Chen
2020-05-19 11:49   ` Sasha Levin
2020-05-13  8:42 ` [PATCH V5 02/15] KVM: MIPS: Fix VPN2_MASK definition for variable cpu_vmbits Huacai Chen
2020-05-13  8:42 ` [PATCH V5 03/15] KVM: MIPS: Increase KVM_MAX_VCPUS and KVM_USER_MEM_SLOTS to 16 Huacai Chen
2020-05-13  8:42 ` [PATCH V5 04/15] KVM: MIPS: Add EVENTFD support which is needed by VHOST Huacai Chen
2020-05-13  8:42 ` [PATCH V5 05/15] KVM: MIPS: Use lddir/ldpte instructions to lookup gpa_mm.pgd Huacai Chen
2020-05-13  8:42 ` [PATCH V5 06/15] KVM: MIPS: Introduce and use cpu_guest_has_ldpte Huacai Chen
2020-05-16 15:37   ` Thomas Bogendoerfer [this message]
2020-05-13  8:42 ` [PATCH V5 07/15] KVM: MIPS: Use root tlb to control guest's CCA for Loongson-3 Huacai Chen
2020-05-13  8:42 ` [PATCH V5 08/15] KVM: MIPS: Let indexed cacheops cause guest exit on Loongson-3 Huacai Chen
2020-05-13  8:42 ` [PATCH V5 09/15] KVM: MIPS: Add more types of virtual interrupts Huacai Chen
2020-05-13  8:42 ` [PATCH V5 10/15] KVM: MIPS: Add Loongson-3 Virtual IPI interrupt support Huacai Chen
2020-05-13  8:42 ` [PATCH V5 11/15] KVM: MIPS: Add CPUCFG emulation for Loongson-3 Huacai Chen
2020-05-13  8:42 ` [PATCH V5 12/15] KVM: MIPS: Add CONFIG6 and DIAG registers emulation Huacai Chen
2020-05-14  7:45   ` Aleksandar Markovic
2020-05-16 15:36   ` Thomas Bogendoerfer
2020-05-13  8:42 ` [PATCH V5 13/15] KVM: MIPS: Add more MMIO load/store instructions emulation Huacai Chen
2020-05-13  8:42 ` [PATCH V5 14/15] KVM: MIPS: Enable KVM support for Loongson-3 Huacai Chen
2020-05-14  7:46   ` Aleksandar Markovic
2020-05-16 15:35   ` Thomas Bogendoerfer
2020-05-13  8:42 ` [PATCH V5 15/15] MAINTAINERS: Update KVM/MIPS maintainers Huacai Chen
2020-05-14  7:47   ` Aleksandar Markovic
2020-05-14 13:33   ` Jiaxun Yang
2020-05-15  1:50     ` Huacai Chen
2020-05-15 21:13       ` Thomas Bogendoerfer
2020-05-16  9:36         ` Huacai Chen
2020-05-16 11:55           ` Paolo Bonzini
2020-05-16 15:38             ` Thomas Bogendoerfer
2020-05-17  5:50               ` Huacai Chen
2020-05-18  8:42             ` Aleksandar Markovic

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