lkml.org 
[lkml]   [2023]   [Nov]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    SubjectRe: [PATCH] LoongArch: KVM: Fix build due to API changes
    From


    On 11/15/23 01:07, Huacai Chen wrote:
    > Commit 8569992d64b8f750e34b7858eac ("KVM: Use gfn instead of hva for
    > mmu_notifier_retry") replaces mmu_invalidate_retry_hva() usage with
    > mmu_invalidate_retry_gfn() for X86, LoongArch also need similar changes
    > to fix build.
    >
    > Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>

    Reported-by: Randy Dunlap <rdunlap@infradead.org>
    Tested-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
    Acked-by: Randy Dunlap <rdunlap@infradead.org>

    Thanks.

    > ---
    > arch/loongarch/kvm/mmu.c | 4 ++--
    > 1 file changed, 2 insertions(+), 2 deletions(-)
    >
    > diff --git a/arch/loongarch/kvm/mmu.c b/arch/loongarch/kvm/mmu.c
    > index 80480df5f550..9463ebecd39b 100644
    > --- a/arch/loongarch/kvm/mmu.c
    > +++ b/arch/loongarch/kvm/mmu.c
    > @@ -627,7 +627,7 @@ static bool fault_supports_huge_mapping(struct kvm_memory_slot *memslot,
    > *
    > * There are several ways to safely use this helper:
    > *
    > - * - Check mmu_invalidate_retry_hva() after grabbing the mapping level, before
    > + * - Check mmu_invalidate_retry_gfn() after grabbing the mapping level, before
    > * consuming it. In this case, mmu_lock doesn't need to be held during the
    > * lookup, but it does need to be held while checking the MMU notifier.
    > *
    > @@ -807,7 +807,7 @@ static int kvm_map_page(struct kvm_vcpu *vcpu, unsigned long gpa, bool write)
    >
    > /* Check if an invalidation has taken place since we got pfn */
    > spin_lock(&kvm->mmu_lock);
    > - if (mmu_invalidate_retry_hva(kvm, mmu_seq, hva)) {
    > + if (mmu_invalidate_retry_gfn(kvm, mmu_seq, gfn)) {
    > /*
    > * This can happen when mappings are changed asynchronously, but
    > * also synchronously if a COW is triggered by

    --
    ~Randy

    \
     
     \ /
      Last update: 2023-11-20 14:00    [W:3.243 / U:0.128 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site