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author | Paolo Bonzini <pbonzini@redhat.com> | 2021-03-31 09:40:39 +0200 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-04-17 08:31:05 -0400 |
commit | fe9a5b055116dff7fcee081abc2def4b14d24c21 (patch) | |
tree | b7be7a8169a31747efccfda1c93819e77e411f58 /arch/mips | |
parent | 566a0beef52c83f13b67aef02b2bc0aa63c0e0d6 (diff) | |
download | linux-fe9a5b055116dff7fcee081abc2def4b14d24c21.tar.bz2 |
KVM: MIPS: defer flush to generic MMU notifier code
Return 1 from kvm_unmap_hva_range and kvm_set_spte_hva if a flush is
needed, so that the generic code can coalesce the flushes.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/mips')
-rw-r--r-- | arch/mips/kvm/mmu.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c index 2cedf908d744..a3a49b009dc4 100644 --- a/arch/mips/kvm/mmu.c +++ b/arch/mips/kvm/mmu.c @@ -489,9 +489,7 @@ static int kvm_unmap_hva_handler(struct kvm *kvm, gfn_t gfn, gfn_t gfn_end, int kvm_unmap_hva_range(struct kvm *kvm, unsigned long start, unsigned long end, unsigned flags) { - handle_hva_to_gpa(kvm, start, end, &kvm_unmap_hva_handler, NULL); - kvm_flush_remote_tlbs(kvm); - return 0; + return handle_hva_to_gpa(kvm, start, end, &kvm_unmap_hva_handler, NULL); } static int kvm_set_spte_handler(struct kvm *kvm, gfn_t gfn, gfn_t gfn_end, @@ -528,12 +526,7 @@ static int kvm_set_spte_handler(struct kvm *kvm, gfn_t gfn, gfn_t gfn_end, int kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte) { unsigned long end = hva + PAGE_SIZE; - int ret; - - ret = handle_hva_to_gpa(kvm, hva, end, &kvm_set_spte_handler, &pte); - if (ret) - kvm_flush_remote_tlbs(kvm); - return 0; + return handle_hva_to_gpa(kvm, hva, end, &kvm_set_spte_handler, &pte); } static int kvm_age_hva_handler(struct kvm *kvm, gfn_t gfn, gfn_t gfn_end, |