linux-kernel - [PATCH] LoongArch: KVM: Fix build due to API changes

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Date:   Wed, 15 Nov 2023 17:07:35 +0800
From:   Huacai Chen <chenhuacai@...ngson.cn>
To:     Paolo Bonzini <pbonzini@...hat.com>,
        Huacai Chen <chenhuacai@...nel.org>,
        Tianrui Zhao <zhaotianrui@...ngson.cn>,
        Bibo Mao <maobibo@...ngson.cn>
Cc:     kvm@...r.kernel.org, loongarch@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Xuerui Wang <kernel@...0n.name>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Huacai Chen <chenhuacai@...ngson.cn>
Subject: [PATCH] LoongArch: KVM: Fix build due to API changes

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@...ngson.cn>
---
 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
-- 
2.39.3