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Commit fb1522e0 authored by Jérôme Glisse's avatar Jérôme Glisse Committed by Linus Torvalds
Browse files

KVM: update to new mmu_notifier semantic v2 



Calls to mmu_notifier_invalidate_page() were replaced by calls to
mmu_notifier_invalidate_range() and are now bracketed by calls to
mmu_notifier_invalidate_range_start()/end()

Remove now useless invalidate_page callback.

Changed since v1 (Linus Torvalds)
    - remove now useless kvm_arch_mmu_notifier_invalidate_page()

Signed-off-by: default avatarJérôme Glisse <jglisse@redhat.com>
Tested-by: default avatarMike Galbraith <efault@gmx.de>
Tested-by: default avatarAdam Borowski <kilobyte@angband.pl>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Cc: kvm@vger.kernel.org
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a81461b0

arch/arm/include/asm/kvm_host.h

+0 −6
Original line number Diff line number Diff line
@@ -225,12 +225,6 @@ int kvm_arm_copy_reg_indices(struct kvm_vcpu *vcpu, u64 __user *indices); 
int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end);

int kvm_test_age_hva(struct kvm *kvm, unsigned long hva);



/* We do not have shadow page tables, hence the empty hooks */

static inline void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm,

							 unsigned long address)

{

}



struct kvm_vcpu *kvm_arm_get_running_vcpu(void);

struct kvm_vcpu __percpu **kvm_get_running_vcpus(void);

void kvm_arm_halt_guest(struct kvm *kvm);

arch/arm64/include/asm/kvm_host.h

+0 −6
Original line number Diff line number Diff line
@@ -326,12 +326,6 @@ void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte); 
int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end);

int kvm_test_age_hva(struct kvm *kvm, unsigned long hva);



/* We do not have shadow page tables, hence the empty hooks */

static inline void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm,

							 unsigned long address)

{

}



struct kvm_vcpu *kvm_arm_get_running_vcpu(void);

struct kvm_vcpu * __percpu *kvm_get_running_vcpus(void);

void kvm_arm_halt_guest(struct kvm *kvm);

arch/mips/include/asm/kvm_host.h

+0 −5
Original line number Diff line number Diff line
@@ -938,11 +938,6 @@ void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte); 
int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end);

int kvm_test_age_hva(struct kvm *kvm, unsigned long hva);



static inline void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm,

							 unsigned long address)

{

}



/* Emulation */

int kvm_get_inst(u32 *opc, struct kvm_vcpu *vcpu, u32 *out);

enum emulation_result update_pc(struct kvm_vcpu *vcpu, u32 cause);

arch/powerpc/include/asm/kvm_host.h

+0 −5
Original line number Diff line number Diff line
@@ -67,11 +67,6 @@ extern int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end); 
extern int kvm_test_age_hva(struct kvm *kvm, unsigned long hva);

extern void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte);



static inline void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm,

							 unsigned long address)

{

}



#define HPTEG_CACHE_NUM			(1 << 15)

#define HPTEG_HASH_BITS_PTE		13

#define HPTEG_HASH_BITS_PTE_LONG	12

arch/x86/include/asm/kvm_host.h

+0 −2
Original line number Diff line number Diff line
@@ -1375,8 +1375,6 @@ int kvm_arch_interrupt_allowed(struct kvm_vcpu *vcpu); 
int kvm_cpu_get_interrupt(struct kvm_vcpu *v);

void kvm_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event);

void kvm_vcpu_reload_apic_access_page(struct kvm_vcpu *vcpu);

void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm,

					   unsigned long address);



void kvm_define_shared_msr(unsigned index, u32 msr);

int kvm_set_shared_msr(unsigned index, u64 val, u64 mask);