From: Jintack Lim <jintack.lim@linaro.org> To: christoffer.dall@linaro.org, marc.zyngier@arm.com, kvmarm@lists.cs.columbia.edu Cc: jintack@cs.columbia.edu, pbonzini@redhat.com, rkrcmar@redhat.com, catalin.marinas@arm.com, will.deacon@arm.com, linux@armlinux.org.uk, mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Jintack Lim <jintack.lim@linaro.org> Subject: [RFC PATCH v2 03/31] KVM: arm/arm64: Remove unused params in mmu functions Date: Mon, 2 Oct 2017 22:10:45 -0500 [thread overview] Message-ID: <1507000273-3735-1-git-send-email-jintack.lim@linaro.org> (raw) From: Christoffer Dall <christoffer.dall@linaro.org> stage2_flush_xxx functions take a pointer to the kvm struct as the first parameter but they are never used. Clean this up before modifying mmu code for nested virtualization support. Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org> Signed-off-by: Jintack Lim <jintack.lim@linaro.org> --- virt/kvm/arm/mmu.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c index f2d5b6c..0a5f5ca 100644 --- a/virt/kvm/arm/mmu.c +++ b/virt/kvm/arm/mmu.c @@ -315,8 +315,7 @@ static void unmap_stage2_range(struct kvm *kvm, phys_addr_t start, u64 size) } while (pgd++, addr = next, addr != end); } -static void stage2_flush_ptes(struct kvm *kvm, pmd_t *pmd, - phys_addr_t addr, phys_addr_t end) +static void stage2_flush_ptes(pmd_t *pmd, phys_addr_t addr, phys_addr_t end) { pte_t *pte; @@ -327,8 +326,7 @@ static void stage2_flush_ptes(struct kvm *kvm, pmd_t *pmd, } while (pte++, addr += PAGE_SIZE, addr != end); } -static void stage2_flush_pmds(struct kvm *kvm, pud_t *pud, - phys_addr_t addr, phys_addr_t end) +static void stage2_flush_pmds(pud_t *pud, phys_addr_t addr, phys_addr_t end) { pmd_t *pmd; phys_addr_t next; @@ -340,13 +338,12 @@ static void stage2_flush_pmds(struct kvm *kvm, pud_t *pud, if (pmd_thp_or_huge(*pmd)) kvm_flush_dcache_pmd(*pmd); else - stage2_flush_ptes(kvm, pmd, addr, next); + stage2_flush_ptes(pmd, addr, next); } } while (pmd++, addr = next, addr != end); } -static void stage2_flush_puds(struct kvm *kvm, pgd_t *pgd, - phys_addr_t addr, phys_addr_t end) +static void stage2_flush_puds(pgd_t *pgd, phys_addr_t addr, phys_addr_t end) { pud_t *pud; phys_addr_t next; @@ -358,7 +355,7 @@ static void stage2_flush_puds(struct kvm *kvm, pgd_t *pgd, if (stage2_pud_huge(*pud)) kvm_flush_dcache_pud(*pud); else - stage2_flush_pmds(kvm, pud, addr, next); + stage2_flush_pmds(pud, addr, next); } } while (pud++, addr = next, addr != end); } @@ -374,7 +371,7 @@ static void stage2_flush_memslot(struct kvm *kvm, pgd = kvm->arch.pgd + stage2_pgd_index(addr); do { next = stage2_pgd_addr_end(addr, end); - stage2_flush_puds(kvm, pgd, addr, next); + stage2_flush_puds(pgd, addr, next); } while (pgd++, addr = next, addr != end); } -- 1.9.1
WARNING: multiple messages have this Message-ID (diff)
From: jintack.lim@linaro.org (Jintack Lim) To: linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH v2 03/31] KVM: arm/arm64: Remove unused params in mmu functions Date: Mon, 2 Oct 2017 22:10:45 -0500 [thread overview] Message-ID: <1507000273-3735-1-git-send-email-jintack.lim@linaro.org> (raw) From: Christoffer Dall <christoffer.dall@linaro.org> stage2_flush_xxx functions take a pointer to the kvm struct as the first parameter but they are never used. Clean this up before modifying mmu code for nested virtualization support. Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org> Signed-off-by: Jintack Lim <jintack.lim@linaro.org> --- virt/kvm/arm/mmu.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c index f2d5b6c..0a5f5ca 100644 --- a/virt/kvm/arm/mmu.c +++ b/virt/kvm/arm/mmu.c @@ -315,8 +315,7 @@ static void unmap_stage2_range(struct kvm *kvm, phys_addr_t start, u64 size) } while (pgd++, addr = next, addr != end); } -static void stage2_flush_ptes(struct kvm *kvm, pmd_t *pmd, - phys_addr_t addr, phys_addr_t end) +static void stage2_flush_ptes(pmd_t *pmd, phys_addr_t addr, phys_addr_t end) { pte_t *pte; @@ -327,8 +326,7 @@ static void stage2_flush_ptes(struct kvm *kvm, pmd_t *pmd, } while (pte++, addr += PAGE_SIZE, addr != end); } -static void stage2_flush_pmds(struct kvm *kvm, pud_t *pud, - phys_addr_t addr, phys_addr_t end) +static void stage2_flush_pmds(pud_t *pud, phys_addr_t addr, phys_addr_t end) { pmd_t *pmd; phys_addr_t next; @@ -340,13 +338,12 @@ static void stage2_flush_pmds(struct kvm *kvm, pud_t *pud, if (pmd_thp_or_huge(*pmd)) kvm_flush_dcache_pmd(*pmd); else - stage2_flush_ptes(kvm, pmd, addr, next); + stage2_flush_ptes(pmd, addr, next); } } while (pmd++, addr = next, addr != end); } -static void stage2_flush_puds(struct kvm *kvm, pgd_t *pgd, - phys_addr_t addr, phys_addr_t end) +static void stage2_flush_puds(pgd_t *pgd, phys_addr_t addr, phys_addr_t end) { pud_t *pud; phys_addr_t next; @@ -358,7 +355,7 @@ static void stage2_flush_puds(struct kvm *kvm, pgd_t *pgd, if (stage2_pud_huge(*pud)) kvm_flush_dcache_pud(*pud); else - stage2_flush_pmds(kvm, pud, addr, next); + stage2_flush_pmds(pud, addr, next); } } while (pud++, addr = next, addr != end); } @@ -374,7 +371,7 @@ static void stage2_flush_memslot(struct kvm *kvm, pgd = kvm->arch.pgd + stage2_pgd_index(addr); do { next = stage2_pgd_addr_end(addr, end); - stage2_flush_puds(kvm, pgd, addr, next); + stage2_flush_puds(pgd, addr, next); } while (pgd++, addr = next, addr != end); } -- 1.9.1
next reply other threads:[~2017-10-03 3:11 UTC|newest] Thread overview: 91+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-10-03 3:10 Jintack Lim [this message] 2017-10-03 3:10 ` [RFC PATCH v2 03/31] KVM: arm/arm64: Remove unused params in mmu functions Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 04/31] KVM: arm/arm64: Abstract stage-2 MMU state into a separate structure Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 05/31] KVM: arm/arm64: Support mmu for the virtual EL2 execution Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 06/31] KVM: arm64: Invalidate virtual EL2 TLB entries when needed Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 07/31] KVM: arm64: Setup vttbr_el2 on each VM entry Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 08/31] KVM: arm/arm64: Make mmu functions non-static Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 09/31] KVM: arm/arm64: Manage mmus for nested VMs Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 10/31] KVM: arm/arm64: Unmap/flush shadow stage 2 page tables Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 11/31] KVM: arm64: Implement nested Stage-2 page table walk logic Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 12/31] KVM: arm/arm64: Handle shadow stage 2 page faults Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 13/31] KVM: arm/arm64: Move kvm_is_write_fault to header file Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 14/31] KVM: arm/arm64: Forward the guest hypervisor's stage 2 permission faults Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 15/31] KVM: arm64: Move system register helper functions around Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 16/31] KVM: arm64: Introduce sys_reg_desc.forward_trap Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` [RFC PATCH v2 17/31] KVM: arm64: Rework the system instruction emulation framework Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:10 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 18/31] KVM: arm64: Enumerate AT and TLBI instructions to emulate Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 19/31] KVM: arm64: Describe AT instruction emulation design Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 17:37 ` James Morse 2017-10-03 17:37 ` James Morse 2017-10-03 21:11 ` Jintack Lim 2017-10-03 21:11 ` Jintack Lim 2017-10-03 21:11 ` Jintack Lim 2017-10-04 9:13 ` Marc Zyngier 2017-10-04 9:13 ` Marc Zyngier 2017-10-03 3:11 ` [RFC PATCH v2 20/31] KVM: arm64: Implement AT instruction handling Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 21/31] KVM: arm64: Emulate AT S1E[01] instructions Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 22/31] KVM: arm64: Emulate AT S1E2 instructions Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 23/31] KVM: arm64: Emulate AT S12E[01] instructions Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 24/31] KVM: arm64: Emulate TLBI ALLE2(IS) instruction Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 25/31] KVM: arm64: Emulate TLBI VAE2* instrutions Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 26/31] KVM: arm64: Emulate TLBI ALLE1(IS) Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 27/31] KVM: arm64: Emulate TLBI VMALLS12E1(IS) instruction Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 28/31] KVM: arm64: Emulate TLBI IPAS2E1* instructions Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 29/31] KVM: arm64: Respect the virtual HCR_EL2.AT and NV setting Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 30/31] KVM: arm64: Emulate TLBI instructions accesible from EL1 Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` [RFC PATCH v2 31/31] KVM: arm64: Fixes to toggle_cache for nesting Jintack Lim 2017-10-03 3:11 ` Jintack Lim 2017-10-03 3:11 ` Jintack Lim
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