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Thu, 10 Oct 2024 11:25:29 -0700 (PDT) Reply-To: Sean Christopherson Date: Thu, 10 Oct 2024 11:23:20 -0700 In-Reply-To: <20241010182427.1434605-1-seanjc@google.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Post: List-Subscribe: , , List-Unsubscribe: Mime-Version: 1.0 References: <20241010182427.1434605-1-seanjc@google.com> X-Mailer: git-send-email 2.47.0.rc1.288.g06298d1525-goog Message-ID: <20241010182427.1434605-19-seanjc@google.com> Subject: [PATCH v13 18/85] KVM: Drop unused "hva" pointer from __gfn_to_pfn_memslot() From: Sean Christopherson To: Paolo Bonzini , Marc Zyngier , Oliver Upton , Tianrui Zhao , Bibo Mao , Huacai Chen , Michael Ellerman , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Sean Christopherson Cc: kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, "=?UTF-8?q?Alex=20Benn=C3=A9e?=" , Yan Zhao , David Matlack , David Stevens , Andrew Jones Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Drop @hva from __gfn_to_pfn_memslot() now that all callers pass NULL. No functional change intended. Tested-by: Alex Benn=C3=A9e Signed-off-by: Sean Christopherson --- arch/arm64/kvm/mmu.c | 2 +- arch/powerpc/kvm/book3s_64_mmu_hv.c | 2 +- arch/powerpc/kvm/book3s_64_mmu_radix.c | 2 +- arch/x86/kvm/mmu/mmu.c | 6 ++---- include/linux/kvm_host.h | 2 +- virt/kvm/kvm_main.c | 9 +++------ 6 files changed, 9 insertions(+), 14 deletions(-) diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c index a6e62cc9015c..dd221587fcca 100644 --- a/arch/arm64/kvm/mmu.c +++ b/arch/arm64/kvm/mmu.c @@ -1570,7 +1570,7 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys= _addr_t fault_ipa, mmap_read_unlock(current->mm); =20 pfn =3D __gfn_to_pfn_memslot(memslot, gfn, false, NULL, - write_fault, &writable, NULL); + write_fault, &writable); if (pfn =3D=3D KVM_PFN_ERR_HWPOISON) { kvm_send_hwpoison_signal(hva, vma_shift); return 0; diff --git a/arch/powerpc/kvm/book3s_64_mmu_hv.c b/arch/powerpc/kvm/book3s_= 64_mmu_hv.c index 8cd02ca4b1b8..2f1d58984b41 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_hv.c +++ b/arch/powerpc/kvm/book3s_64_mmu_hv.c @@ -614,7 +614,7 @@ int kvmppc_book3s_hv_page_fault(struct kvm_vcpu *vcpu, } else { /* Call KVM generic code to do the slow-path check */ pfn =3D __gfn_to_pfn_memslot(memslot, gfn, false, NULL, - writing, &write_ok, NULL); + writing, &write_ok); if (is_error_noslot_pfn(pfn)) return -EFAULT; page =3D NULL; diff --git a/arch/powerpc/kvm/book3s_64_mmu_radix.c b/arch/powerpc/kvm/book= 3s_64_mmu_radix.c index 26a969e935e3..8304b6f8fe45 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_radix.c +++ b/arch/powerpc/kvm/book3s_64_mmu_radix.c @@ -853,7 +853,7 @@ int kvmppc_book3s_instantiate_page(struct kvm_vcpu *vcp= u, =20 /* Call KVM generic code to do the slow-path check */ pfn =3D __gfn_to_pfn_memslot(memslot, gfn, false, NULL, - writing, upgrade_p, NULL); + writing, upgrade_p); if (is_error_noslot_pfn(pfn)) return -EFAULT; page =3D NULL; diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index c67228b46bd5..28f2b842d6ca 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -4377,8 +4377,7 @@ static int __kvm_faultin_pfn(struct kvm_vcpu *vcpu, s= truct kvm_page_fault *fault return kvm_faultin_pfn_private(vcpu, fault); =20 fault->pfn =3D __gfn_to_pfn_memslot(fault->slot, fault->gfn, false, true, - fault->write, &fault->map_writable, - NULL); + fault->write, &fault->map_writable); =20 /* * If resolving the page failed because I/O is needed to fault-in the @@ -4406,8 +4405,7 @@ static int __kvm_faultin_pfn(struct kvm_vcpu *vcpu, s= truct kvm_page_fault *fault * get a page and a fatal signal, i.e. SIGKILL, is pending. */ fault->pfn =3D __gfn_to_pfn_memslot(fault->slot, fault->gfn, true, true, - fault->write, &fault->map_writable, - NULL); + fault->write, &fault->map_writable); return RET_PF_CONTINUE; } =20 diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 071a0a1f1c60..cbc7b9c04c14 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1235,7 +1235,7 @@ kvm_pfn_t gfn_to_pfn_prot(struct kvm *kvm, gfn_t gfn,= bool write_fault, kvm_pfn_t gfn_to_pfn_memslot(const struct kvm_memory_slot *slot, gfn_t gfn= ); kvm_pfn_t __gfn_to_pfn_memslot(const struct kvm_memory_slot *slot, gfn_t g= fn, bool interruptible, bool no_wait, - bool write_fault, bool *writable, hva_t *hva); + bool write_fault, bool *writable); =20 void kvm_release_pfn_clean(kvm_pfn_t pfn); void kvm_release_pfn_dirty(kvm_pfn_t pfn); diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index dd5839abef6c..10071f31b2ca 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2967,13 +2967,10 @@ kvm_pfn_t hva_to_pfn(unsigned long addr, bool inter= ruptible, bool no_wait, =20 kvm_pfn_t __gfn_to_pfn_memslot(const struct kvm_memory_slot *slot, gfn_t g= fn, bool interruptible, bool no_wait, - bool write_fault, bool *writable, hva_t *hva) + bool write_fault, bool *writable) { unsigned long addr =3D __gfn_to_hva_many(slot, gfn, NULL, write_fault); =20 - if (hva) - *hva =3D addr; - if (kvm_is_error_hva(addr)) { if (writable) *writable =3D false; @@ -2996,13 +2993,13 @@ kvm_pfn_t gfn_to_pfn_prot(struct kvm *kvm, gfn_t gf= n, bool write_fault, bool *writable) { return __gfn_to_pfn_memslot(gfn_to_memslot(kvm, gfn), gfn, false, false, - write_fault, writable, NULL); + write_fault, writable); } EXPORT_SYMBOL_GPL(gfn_to_pfn_prot); =20 kvm_pfn_t gfn_to_pfn_memslot(const struct kvm_memory_slot *slot, gfn_t gfn= ) { - return __gfn_to_pfn_memslot(slot, gfn, false, false, true, NULL, NULL); + return __gfn_to_pfn_memslot(slot, gfn, false, false, true, NULL); } EXPORT_SYMBOL_GPL(gfn_to_pfn_memslot); =20 --=20 2.47.0.rc1.288.g06298d1525-goog