From: Jinrong Liang Date: Tue, 25 Jan 2022 09:58:52 +0000 (+0800) Subject: KVM: x86/mmu: Remove unused "kvm" of __rmap_write_protect() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a0e72cd1e9524b458c3fdf44712a40a462f2f07a;p=linux.git KVM: x86/mmu: Remove unused "kvm" of __rmap_write_protect() The "struct kvm *kvm" parameter of __rmap_write_protect() is not used, so remove it. No functional change intended. Signed-off-by: Jinrong Liang Message-Id: <20220125095909.38122-3-cloudliang@tencent.com> Signed-off-by: Paolo Bonzini --- diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 305aa0c5026f6..bb9791564ca99 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,