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Thu, 27 Jul 2023 13:48:12 +0100 Date: Thu, 27 Jul 2023 13:48:11 +0100 Message-ID: <87mszhr050.wl-maz@kernel.org> From: Marc Zyngier To: Raghavendra Rao Ananta Cc: Oliver Upton , James Morse , Suzuki K Poulose , Paolo Bonzini , Sean Christopherson , Huacai Chen , Zenghui Yu , Anup Patel , Atish Patra , Jing Zhang , Reiji Watanabe , Colton Lewis , David Matlack , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-mips@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Gavin Shan , Shaoqin Huang Subject: Re: [PATCH v7 09/12] KVM: arm64: Implement kvm_arch_flush_remote_tlbs_range() In-Reply-To: <20230722022251.3446223-10-rananta@google.com> References: <20230722022251.3446223-1-rananta@google.com> <20230722022251.3446223-10-rananta@google.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/28.2 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 104.132.45.102 X-SA-Exim-Rcpt-To: rananta@google.com, oliver.upton@linux.dev, james.morse@arm.com, suzuki.poulose@arm.com, pbonzini@redhat.com, seanjc@google.com, chenhuacai@kernel.org, yuzenghui@huawei.com, anup@brainfault.org, atishp@atishpatra.org, jingzhangos@google.com, reijiw@google.com, coltonlewis@google.com, dmatlack@google.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-mips@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, gshan@redhat.com, shahuang@redhat.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230727_054815_350460_9DA5CA66 X-CRM114-Status: GOOD ( 16.03 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 22 Jul 2023 03:22:48 +0100, Raghavendra Rao Ananta wrote: > > Implement kvm_arch_flush_remote_tlbs_range() for arm64 > to invalidate the given range in the TLB. > > Signed-off-by: Raghavendra Rao Ananta > Reviewed-by: Gavin Shan > Reviewed-by: Shaoqin Huang > --- > arch/arm64/include/asm/kvm_host.h | 3 +++ > arch/arm64/kvm/mmu.c | 7 +++++++ > 2 files changed, 10 insertions(+) > > diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h > index 7281222f24ef..52d3ed918893 100644 > --- a/arch/arm64/include/asm/kvm_host.h > +++ b/arch/arm64/include/asm/kvm_host.h > @@ -1114,6 +1114,9 @@ struct kvm *kvm_arch_alloc_vm(void); > #define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS > int kvm_arch_flush_remote_tlbs(struct kvm *kvm); > > +#define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS_RANGE > +int kvm_arch_flush_remote_tlbs_range(struct kvm *kvm, gfn_t start_gfn, u64 pages); As per the other patches, these prototypes should be global and not arch-specific. M. -- Without deviation from the norm, progress is not possible. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel