From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Zyngier Date: Thu, 27 Jul 2023 13:48:11 +0100 Subject: [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> Message-ID: <87mszhr050.wl-maz@kernel.org> List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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.