tree: https://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git kvm-arm64/nv-wip-v5.0-rc1 head: 688c386ca096f2c1f2eee386697586c88df5d5bc commit: 80fce777386b95e1c6f5fdf09237b73397a1016f [40/75] KVM: arm/arm64: nv: Factor out stage 2 page table data from struct kvm config: arm-axm55xx_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 80fce777386b95e1c6f5fdf09237b73397a1016f # save the attached .config to linux build tree GCC_VERSION=7.2.0 make.cross ARCH=arm
All error/warnings (new ones prefixed by >>):
arch/arm/kvm/../../../virt/kvm/arm/arm.c: In function 'kvm_arch_init_vm':
>> arch/arm/kvm/../../../virt/kvm/arm/arm.c:133:39: error: 'struct kvm_arch'
>> has no member named 'mmu'
ret = kvm_alloc_stage2_pgd(&kvm->arch.mmu);
^
arch/arm/kvm/../../../virt/kvm/arm/arm.c:138:11: error: 'struct kvm_arch'
has no member named 'mmu'
kvm->arch.mmu.vmid.vmid_gen = 0;
^
arch/arm/kvm/../../../virt/kvm/arm/arm.c:139:11: error: 'struct kvm_arch'
has no member named 'mmu'
kvm->arch.mmu.kvm = kvm;
^
arch/arm/kvm/../../../virt/kvm/arm/arm.c:153:32: error: 'struct kvm_arch'
has no member named 'mmu'
kvm_free_stage2_pgd(&kvm->arch.mmu);
^
arch/arm/kvm/../../../virt/kvm/arm/arm.c: In function 'kvm_arch_vcpu_init':
>> arch/arm/kvm/../../../virt/kvm/arm/arm.c:358:12: error: 'struct
>> kvm_vcpu_arch' has no member named 'hw_mmu'
vcpu->arch.hw_mmu = &vcpu->kvm->arch.mmu;
^
arch/arm/kvm/../../../virt/kvm/arm/arm.c:358:38: error: 'struct kvm_arch'
has no member named 'mmu'
vcpu->arch.hw_mmu = &vcpu->kvm->arch.mmu;
^
arch/arm/kvm/../../../virt/kvm/arm/arm.c: In function
'kvm_arch_vcpu_ioctl_run':
arch/arm/kvm/../../../virt/kvm/arm/arm.c:681:26: error: 'struct
kvm_vcpu_arch' has no member named 'hw_mmu'
update_vmid(&vcpu->arch.hw_mmu->vmid);
^
arch/arm/kvm/../../../virt/kvm/arm/arm.c:730:48: error: 'struct
kvm_vcpu_arch' has no member named 'hw_mmu'
if (ret <= 0 || need_new_vmid_gen(&vcpu->arch.hw_mmu->vmid) ||
^
--
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function
'kvm_flush_remote_tlbs':
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:66:46: error: 'struct kvm_arch' has
>> no member named 'mmu'
kvm_call_hyp(__kvm_tlb_flush_vmid, kvm->arch.mmu);
^
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:43: warning: 'struct kvm_s2_mmu'
>> declared inside parameter list will not be visible outside of this
>> definition or declaration
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:108:40: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_dissolve_pmd(struct kvm_s2_mmu *mmu, phys_addr_t addr,
pmd_t *pmd)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_dissolve_pmd':
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:114:25: error: passing argument 1
>> of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:127:40: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_dissolve_pud(struct kvm_s2_mmu *mmu, phys_addr_t addr,
pud_t *pudp)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_dissolve_pud':
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:129:23: error: dereferencing
>> pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:135:25: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:129:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:171:43: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void clear_stage2_pgd_entry(struct kvm_s2_mmu *mmu, pgd_t *pgd,
phys_addr_t addr)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function
'clear_stage2_pgd_entry':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:173:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:177:25: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:173:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:182:43: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void clear_stage2_pud_entry(struct kvm_s2_mmu *mmu, pud_t *pud,
phys_addr_t addr)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function
'clear_stage2_pud_entry':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:184:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:189:25: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:184:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:194:43: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void clear_stage2_pmd_entry(struct kvm_s2_mmu *mmu, pmd_t *pmd,
phys_addr_t addr)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function
'clear_stage2_pmd_entry':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:199:25: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:257:38: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void unmap_stage2_ptes(struct kvm_s2_mmu *mmu, pmd_t *pmd,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'unmap_stage2_ptes':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:269:27: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:280:26: error: passing argument 1
>> of 'clear_stage2_pmd_entry' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
clear_stage2_pmd_entry(mmu, pmd, start_addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:194:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void clear_stage2_pmd_entry(struct kvm_s2_mmu *mmu, pmd_t *pmd,
phys_addr_t addr)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:283:38: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void unmap_stage2_pmds(struct kvm_s2_mmu *mmu, pud_t *pud,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'unmap_stage2_pmds':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:286:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:298:28: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:304:23: error: passing argument 1
>> of 'unmap_stage2_ptes' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
unmap_stage2_ptes(mmu, pmd, addr, next);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:257:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void unmap_stage2_ptes(struct kvm_s2_mmu *mmu, pmd_t *pmd,
^~~~~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:310:26: error: passing argument 1
>> of 'clear_stage2_pud_entry' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
clear_stage2_pud_entry(mmu, pud, start_addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:182:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void clear_stage2_pud_entry(struct kvm_s2_mmu *mmu, pud_t *pud,
phys_addr_t addr)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:313:38: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void unmap_stage2_puds(struct kvm_s2_mmu *mmu, pgd_t *pgd,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'unmap_stage2_puds':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:316:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:328:28: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:332:23: error: passing argument 1
>> of 'unmap_stage2_pmds' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
unmap_stage2_pmds(mmu, pud, addr, next);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:283:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void unmap_stage2_pmds(struct kvm_s2_mmu *mmu, pud_t *pud,
^~~~~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:338:26: error: passing argument 1
>> of 'clear_stage2_pgd_entry' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
clear_stage2_pgd_entry(mmu, pgd, start_addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:171:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void clear_stage2_pgd_entry(struct kvm_s2_mmu *mmu, pgd_t *pgd,
phys_addr_t addr)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:316:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:352:39: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void unmap_stage2_range(struct kvm_s2_mmu *mmu, phys_addr_t start,
u64 size)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'unmap_stage2_range':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:354:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:373:22: error: passing argument 1
>> of 'unmap_stage2_puds' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
unmap_stage2_puds(mmu, pgd, addr, next);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:313:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void unmap_stage2_puds(struct kvm_s2_mmu *mmu, pgd_t *pgd,
^~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:383:38: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_flush_ptes(struct kvm_s2_mmu *mmu, pmd_t *pmd,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:395:38: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_flush_pmds(struct kvm_s2_mmu *mmu, pud_t *pud,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_flush_pmds':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:398:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:409:23: error: passing argument 1
>> of 'stage2_flush_ptes' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
stage2_flush_ptes(mmu, pmd, addr, next);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:383:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void stage2_flush_ptes(struct kvm_s2_mmu *mmu, pmd_t *pmd,
^~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:414:38: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_flush_puds(struct kvm_s2_mmu *mmu, pgd_t *pgd,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_flush_puds':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:417:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:428:23: error: passing argument 1
>> of 'stage2_flush_pmds' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
stage2_flush_pmds(mmu, pud, addr, next);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:395:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void stage2_flush_pmds(struct kvm_s2_mmu *mmu, pud_t *pud,
^~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:417:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:433:41: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_flush_memslot(struct kvm_s2_mmu *mmu,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_flush_memslot':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:436:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:446:22: error: passing argument 1
>> of 'stage2_flush_puds' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
stage2_flush_puds(mmu, pgd, addr, next);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:414:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void stage2_flush_puds(struct kvm_s2_mmu *mmu, pgd_t *pgd,
^~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_flush_vm':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:468:34: error: 'struct kvm_arch'
has no member named 'mmu'
stage2_flush_memslot(&kvm->arch.mmu, memslot);
^
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:919:33: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
int kvm_alloc_stage2_pgd(struct kvm_s2_mmu *mmu)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:919:5: error: conflicting types for
'kvm_alloc_stage2_pgd'
int kvm_alloc_stage2_pgd(struct kvm_s2_mmu *mmu)
^~~~~~~~~~~~~~~~~~~~
In file included from arch/arm/kvm/../../../virt/kvm/arm/mmu.c:28:0:
arch/arm/include/asm/kvm_mmu.h:67:5: note: previous declaration of
'kvm_alloc_stage2_pgd' was here
int kvm_alloc_stage2_pgd(struct kvm *kvm);
^~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'kvm_alloc_stage2_pgd':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:923:9: error: dereferencing pointer
to incomplete type 'struct kvm_s2_mmu'
if (mmu->pgd != NULL) {
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_unmap_memslot':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:973:33: error: 'struct kvm_arch'
has no member named 'mmu'
unmap_stage2_range(&kvm->arch.mmu, gpa, vm_end - vm_start);
^
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1005:33: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
void kvm_free_stage2_pgd(struct kvm_s2_mmu *mmu)
^~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1005:6: error: conflicting types
>> for 'kvm_free_stage2_pgd'
void kvm_free_stage2_pgd(struct kvm_s2_mmu *mmu)
^~~~~~~~~~~~~~~~~~~
In file included from arch/arm/kvm/../../../virt/kvm/arm/mmu.c:28:0:
arch/arm/include/asm/kvm_mmu.h:68:6: note: previous declaration of
'kvm_free_stage2_pgd' was here
void kvm_free_stage2_pgd(struct kvm *kvm);
^~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'kvm_free_stage2_pgd':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1007:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1012:22: error: passing argument 1
of 'unmap_stage2_range' from incompatible pointer type
[-Werror=incompatible-pointer-types]
unmap_stage2_range(mmu, 0, kvm_phys_size(kvm));
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:352:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void unmap_stage2_range(struct kvm_s2_mmu *mmu, phys_addr_t start,
u64 size)
^~~~~~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1013:7: warning: assignment makes
>> pointer from integer without a cast [-Wint-conversion]
pgd = READ_ONCE(mmu->pgd);
^
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1023:37: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static pud_t *stage2_get_pud(struct kvm_s2_mmu *mmu, struct
kvm_mmu_memory_cache *cache,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_get_pud':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1026:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1026:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1042:37: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static pmd_t *stage2_get_pmd(struct kvm_s2_mmu *mmu, struct
kvm_mmu_memory_cache *cache,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_get_pmd':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1045:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1049:23: error: passing argument 1
>> of 'stage2_get_pud' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
pud = stage2_get_pud(mmu, cache, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1023:15: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static pud_t *stage2_get_pud(struct kvm_s2_mmu *mmu, struct
kvm_mmu_memory_cache *cache,
^~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1045:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1064:39: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static int stage2_set_pmd_huge(struct kvm_s2_mmu *mmu,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_set_pmd_huge':
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1070:23: error: passing argument 1
>> of 'stage2_get_pmd' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
pmd = stage2_get_pmd(mmu, cache, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1042:15: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static pmd_t *stage2_get_pmd(struct kvm_s2_mmu *mmu, struct
kvm_mmu_memory_cache *cache,
^~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1103:26: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1112:39: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static int stage2_set_pud_huge(struct kvm_s2_mmu *mmu,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_set_pud_huge':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1116:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1119:24: error: passing argument 1
of 'stage2_get_pud' from incompatible pointer type
[-Werror=incompatible-pointer-types]
pudp = stage2_get_pud(mmu, cache, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1023:15: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static pud_t *stage2_get_pud(struct kvm_s2_mmu *mmu, struct
kvm_mmu_memory_cache *cache,
^~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1135:26: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1116:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1150:42: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static bool stage2_get_leaf_entry(struct kvm_s2_mmu *mmu, phys_addr_t addr,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function
'stage2_get_leaf_entry':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1153:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1162:24: error: passing argument 1
of 'stage2_get_pud' from incompatible pointer type
[-Werror=incompatible-pointer-types]
pudp = stage2_get_pud(mmu, NULL, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1023:15: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static pud_t *stage2_get_pud(struct kvm_s2_mmu *mmu, struct
kvm_mmu_memory_cache *cache,
^~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1153:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1188:35: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static bool stage2_is_exec(struct kvm_s2_mmu *mmu, phys_addr_t addr)
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_is_exec':
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1195:32: error: passing argument 1
>> of 'stage2_get_leaf_entry' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
found = stage2_get_leaf_entry(mmu, addr, &pudp, &pmdp, &ptep);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1150:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static bool stage2_get_leaf_entry(struct kvm_s2_mmu *mmu, phys_addr_t addr,
^~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1207:34: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static int stage2_set_pte(struct kvm_s2_mmu *mmu,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_set_pte':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1212:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1222:23: error: passing argument 1
of 'stage2_get_pud' from incompatible pointer type
[-Werror=incompatible-pointer-types]
pud = stage2_get_pud(mmu, cache, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1023:15: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static pud_t *stage2_get_pud(struct kvm_s2_mmu *mmu, struct
kvm_mmu_memory_cache *cache,
^~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1236:23: error: passing argument 1
>> of 'stage2_dissolve_pud' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
stage2_dissolve_pud(mmu, addr, pud);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:127:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void stage2_dissolve_pud(struct kvm_s2_mmu *mmu, phys_addr_t addr,
pud_t *pudp)
^~~~~~~~~~~~~~~~~~~
>> arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1260:23: error: passing argument 1
>> of 'stage2_dissolve_pmd' from incompatible pointer type
>> [-Werror=incompatible-pointer-types]
stage2_dissolve_pmd(mmu, addr, pmd);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:108:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void stage2_dissolve_pmd(struct kvm_s2_mmu *mmu, phys_addr_t addr,
pmd_t *pmd)
^~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1284:26: error: passing argument 1
of 'kvm_tlb_flush_vmid_ipa' from incompatible pointer type
[-Werror=incompatible-pointer-types]
kvm_tlb_flush_vmid_ipa(mmu, addr);
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:69:13: note: expected 'struct
kvm_s2_mmu *' but argument is of type 'struct kvm_s2_mmu *'
static void kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa)
^~~~~~~~~~~~~~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1212:14: warning: unused variable
'kvm' [-Wunused-variable]
struct kvm *kvm = mmu->kvm;
^~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function
'kvm_phys_addr_ioremap':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1350:34: error: 'struct kvm_arch'
has no member named 'mmu'
ret = stage2_set_pte(&kvm->arch.mmu, &cache, addr, &pte,
^
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1437:35: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_wp_pmds(struct kvm_s2_mmu *mmu, pud_t *pud,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_wp_pmds':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1440:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: At top level:
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1467:36: warning: 'struct
kvm_s2_mmu' declared inside parameter list will not be visible outside of this
definition or declaration
static void stage2_wp_puds(struct kvm_s2_mmu *mmu, pgd_t *pgd,
^~~~~~~~~~
arch/arm/kvm/../../../virt/kvm/arm/mmu.c: In function 'stage2_wp_puds':
arch/arm/kvm/../../../virt/kvm/arm/mmu.c:1470:23: error: dereferencing
pointer to incomplete type 'struct kvm_s2_mmu'
struct kvm *kvm = mmu->kvm;
^~
vim +133 arch/arm/kvm/../../../virt/kvm/arm/arm.c
112
113
114 /**
115 * kvm_arch_init_vm - initializes a VM data structure
116 * @kvm: pointer to the KVM struct
117 */
118 int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
119 {
120 int ret, cpu;
121
122 ret = kvm_arm_setup_stage2(kvm, type);
123 if (ret)
124 return ret;
125
126 kvm->arch.last_vcpu_ran =
alloc_percpu(typeof(*kvm->arch.last_vcpu_ran));
127 if (!kvm->arch.last_vcpu_ran)
128 return -ENOMEM;
129
130 for_each_possible_cpu(cpu)
131 *per_cpu_ptr(kvm->arch.last_vcpu_ran, cpu) = -1;
132
> 133 ret = kvm_alloc_stage2_pgd(&kvm->arch.mmu);
134 if (ret)
135 goto out_fail_alloc;
136
137 /* Mark the initial VMID generation invalid */
138 kvm->arch.mmu.vmid.vmid_gen = 0;
> 139 kvm->arch.mmu.kvm = kvm;
140
141 ret = create_hyp_mappings(kvm, kvm + 1, PAGE_HYP);
142 if (ret)
143 goto out_free_stage2_pgd;
144
145 kvm_vgic_early_init(kvm);
146
147 /* The maximum number of VCPUs is limited by the host's GIC
model */
148 kvm->arch.max_vcpus = vgic_present ?
149 kvm_vgic_get_max_vcpus() :
KVM_MAX_VCPUS;
150
151 return ret;
152 out_free_stage2_pgd:
153 kvm_free_stage2_pgd(&kvm->arch.mmu);
154 out_fail_alloc:
155 free_percpu(kvm->arch.last_vcpu_ran);
156 kvm->arch.last_vcpu_ran = NULL;
157 return ret;
158 }
159
---
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