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| author | Paolo Bonzini <pbonzini@redhat.com> | 2015-05-19 17:01:50 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-05-28 11:43:33 +0300 |
| commit | d9ef13c2b3983de8dd1373ef670799dbb6498122 (patch) | |
| tree | 8fa5aedbdb534029ca8a69d1b4608720fd90e817 /arch/x86/kvm/mmu.c | |
| parent | f36f3f2846b5578d62910ee0b6dbef59fdd1cfa4 (diff) | |
| download | linux-d9ef13c2b3983de8dd1373ef670799dbb6498122.tar.xz | |
KVM: pass kvm_memory_slot to gfn_to_page_many_atomic
The memory slot is already available from gfn_to_memslot_dirty_bitmap.
Isn't it a shame to look it up again? Plus, it makes gfn_to_page_many_atomic
agnostic of multiple VCPU address spaces.
Reviewed-by: Radim Krcmar <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu.c')
| -rw-r--r-- | arch/x86/kvm/mmu.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 1bf2ae9ca521..6a7e5b6246b1 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2728,15 +2728,17 @@ static int direct_pte_prefetch_many(struct kvm_vcpu *vcpu, u64 *start, u64 *end) { struct page *pages[PTE_PREFETCH_NUM]; + struct kvm_memory_slot *slot; unsigned access = sp->role.access; int i, ret; gfn_t gfn; gfn = kvm_mmu_page_get_gfn(sp, start - sp->spt); - if (!gfn_to_memslot_dirty_bitmap(vcpu, gfn, access & ACC_WRITE_MASK)) + slot = gfn_to_memslot_dirty_bitmap(vcpu, gfn, access & ACC_WRITE_MASK); + if (!slot) return -1; - ret = gfn_to_page_many_atomic(vcpu->kvm, gfn, pages, end - start); + ret = gfn_to_page_many_atomic(slot, gfn, pages, end - start); if (ret <= 0) return -1; |