KVM: constify kvm_arch_flush_remote_tlbs_memslot

memslots are stored in RCU and there should be no need to
change them.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index e575eff..0d92a4e 100644 (file)
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -1270,7 +1270,7 @@ void kvm_arch_sync_dirty_log(struct kvm *kvm, struct kvm_memory_slot *memslot)
 }
 
 void kvm_arch_flush_remote_tlbs_memslot(struct kvm *kvm,
-                                       struct kvm_memory_slot *memslot)
+                                       const struct kvm_memory_slot *memslot)
 {
        kvm_flush_remote_tlbs(kvm);
 }

diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
index 58a8812..7db8234 100644 (file)
--- a/arch/mips/kvm/mips.c
+++ b/arch/mips/kvm/mips.c
@@ -997,7 +997,7 @@ void kvm_arch_sync_dirty_log(struct kvm *kvm, struct kvm_memory_slot *memslot)
 }
 
 void kvm_arch_flush_remote_tlbs_memslot(struct kvm *kvm,
-                                       struct kvm_memory_slot *memslot)
+                                       const struct kvm_memory_slot *memslot)
 {
        /* Let implementation handle TLB/GVA invalidation */
        kvm_mips_callbacks->flush_shadow_memslot(kvm, memslot);

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 9a36957..3546ada 100644 (file)
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -5638,7 +5638,7 @@ void kvm_mmu_zap_collapsible_sptes(struct kvm *kvm,
 }
 
 void kvm_arch_flush_remote_tlbs_memslot(struct kvm *kvm,
-                                       struct kvm_memory_slot *memslot)
+                                       const struct kvm_memory_slot *memslot)
 {
        /*
         * All current use cases for flushing the TLBs for a specific memslot

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index e6d7735..34a974f 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -894,7 +894,7 @@ void kvm_arch_sync_dirty_log(struct kvm *kvm, struct kvm_memory_slot *memslot);
 
 #ifdef CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT
 void kvm_arch_flush_remote_tlbs_memslot(struct kvm *kvm,
-                                       struct kvm_memory_slot *memslot);
+                                       const struct kvm_memory_slot *memslot);
 #else /* !CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT */
 int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log);
 int kvm_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log,