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From:   Jinrong Liang <ljr.kernel@gmail.com>
To:     Paolo Bonzini <pbonzini@redhat.com>
Cc:     Xianting Tian <xianting.tian@linux.alibaba.com>,
        Jim Mattson <jmattson@google.com>,
        Sean Christopherson <seanjc@google.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>,
        Wanpeng Li <wanpengli@tencent.com>,
        Joerg Roedel <joro@8bytes.org>, kvm@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH 02/19] KVM: x86/mmu: Remove unused "kvm" of __rmap_write_protect()
Date:   Tue, 25 Jan 2022 17:58:52 +0800
Message-Id: <20220125095909.38122-3-cloudliang@tencent.com>
In-Reply-To: <20220125095909.38122-1-cloudliang@tencent.com>
References: <20220125095909.38122-1-cloudliang@tencent.com>
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From: Jinrong Liang <cloudliang@tencent.com>

The "struct kvm *kvm" parameter of __rmap_write_protect()
is not used, so remove it. No functional change intended.

Signed-off-by: Jinrong Liang <cloudliang@tencent.com>
---
 arch/x86/kvm/mmu/mmu.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 305aa0c5026f..bb9791564ca9 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -1229,8 +1229,7 @@ static bool spte_write_protect(u64 *sptep, bool pt_protect)
 	return mmu_spte_update(sptep, spte);
 }
 
-static bool __rmap_write_protect(struct kvm *kvm,
-				 struct kvm_rmap_head *rmap_head,
+static bool __rmap_write_protect(struct kvm_rmap_head *rmap_head,
 				 bool pt_protect)
 {
 	u64 *sptep;
@@ -1311,7 +1310,7 @@ static void kvm_mmu_write_protect_pt_masked(struct kvm *kvm,
 	while (mask) {
 		rmap_head = gfn_to_rmap(slot->base_gfn + gfn_offset + __ffs(mask),
 					PG_LEVEL_4K, slot);
-		__rmap_write_protect(kvm, rmap_head, false);
+		__rmap_write_protect(rmap_head, false);
 
 		/* clear the first set bit */
 		mask &= mask - 1;
@@ -1410,7 +1409,7 @@ bool kvm_mmu_slot_gfn_write_protect(struct kvm *kvm,
 	if (kvm_memslots_have_rmaps(kvm)) {
 		for (i = min_level; i <= KVM_MAX_HUGEPAGE_LEVEL; ++i) {
 			rmap_head = gfn_to_rmap(gfn, i, slot);
-			write_protected |= __rmap_write_protect(kvm, rmap_head, true);
+			write_protected |= __rmap_write_protect(rmap_head, true);
 		}
 	}
 
@@ -5802,7 +5801,7 @@ static bool slot_rmap_write_protect(struct kvm *kvm,
 				    struct kvm_rmap_head *rmap_head,
 				    const struct kvm_memory_slot *slot)
 {
-	return __rmap_write_protect(kvm, rmap_head, false);
+	return __rmap_write_protect(rmap_head, false);
 }
 
 void kvm_mmu_slot_remove_write_access(struct kvm *kvm,
-- 
2.33.1