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KVM: PPC: Convert to the gfn-based MMU notifier callbacks

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Move PPC to the gfn-base MMU notifier APIs, and update all 15 bajillion
PPC-internal hooks to work with gfns instead of hvas.

No meaningful functional change intended, though the exact order of
operations is slightly different since the memslot lookups occur before
calling into arch code.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210402005658.3024832-6-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Sean Christopherson
2021-04-01 17:56:53 -07:00
committed by Paolo Bonzini
parent d923ff2584
commit b1c5356e87
10 changed files with 95 additions and 173 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
arch/powerpc/include/asm/kvm_book3s.h
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@@ -210,12 +210,12 @@ extern void kvmppc_free_pgtable_radix(struct kvm *kvm, pgd_t *pgd,
unsigned int lpid);
extern int kvmppc_radix_init(void);
extern void kvmppc_radix_exit(void);
extern int kvm_unmap_radix(struct kvm *kvm, struct kvm_memory_slot *memslot,
unsigned long gfn);
extern int kvm_age_radix(struct kvm *kvm, struct kvm_memory_slot *memslot,
unsigned long gfn);
extern int kvm_test_age_radix(struct kvm *kvm, struct kvm_memory_slot *memslot,
unsigned long gfn);
extern bool kvm_unmap_radix(struct kvm *kvm, struct kvm_memory_slot *memslot,
unsigned long gfn);
extern bool kvm_age_radix(struct kvm *kvm, struct kvm_memory_slot *memslot,
unsigned long gfn);
extern bool kvm_test_age_radix(struct kvm *kvm, struct kvm_memory_slot *memslot,
unsigned long gfn);
extern long kvmppc_hv_get_dirty_log_radix(struct kvm *kvm,
struct kvm_memory_slot *memslot, unsigned long *map);
extern void kvmppc_radix_flush_memslot(struct kvm *kvm,