KVM: arm64: Remove obsolete kvm_virt_to_phys abstraction (0a78791c) · Commits · 戴 / test

This abstraction was introduced to hide the difference between arm and arm64 but, with the former no longer supported, this abstraction can be removed and the canonical kernel API used directly instead. Signed-off-by:

Andrew Scull <ascull@google.com> Signed-off-by:

Marc Zyngier <maz@kernel.org> CC: Marc Zyngier <maz@kernel.org> CC: James Morse <james.morse@arm.com> CC: Suzuki K Poulose <suzuki.poulose@arm.com> Link: https://lore.kernel.org/r/20200519104036.259917-1-ascull@google.com

arch/arm64/include/asm/kvm_mmu.h

+0 −2

Original line number	Diff line number	Diff line
		@@ -363,8 +363,6 @@ static inline void __kvm_flush_dcache_pud(pud_t pud)
		}
		}

		#define kvm_virt_to_phys(x) __pa_symbol(x)

		void kvm_set_way_flush(struct kvm_vcpu *vcpu);
		void kvm_toggle_cache(struct kvm_vcpu *vcpu, bool was_enabled);

arch/arm64/kvm/mmu.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -2197,11 +2197,11 @@ int kvm_mmu_init(void)
		{
		int err;

		hyp_idmap_start = kvm_virt_to_phys(__hyp_idmap_text_start);
		hyp_idmap_start = __pa_symbol(__hyp_idmap_text_start);
		hyp_idmap_start = ALIGN_DOWN(hyp_idmap_start, PAGE_SIZE);
		hyp_idmap_end = kvm_virt_to_phys(__hyp_idmap_text_end);
		hyp_idmap_end = __pa_symbol(__hyp_idmap_text_end);
		hyp_idmap_end = ALIGN(hyp_idmap_end, PAGE_SIZE);
		hyp_idmap_vector = kvm_virt_to_phys(__kvm_hyp_init);
		hyp_idmap_vector = __pa_symbol(__kvm_hyp_init);

		/*
		* We rely on the linker script to ensure at build time that the HYP

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