KVM: struct kvm_memory_slot.user_alloc -> bool

There's no need for this to be an int, it holds a boolean.
Move to the end of the struct for alignment.

Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

7 files changed, 22 insertions, 22 deletions

diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 9bacfe207b43..ad3126a58644 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -955,7 +955,7 @@ long kvm_arch_vm_ioctl(struct file *filp,
                                         kvm_mem.guest_phys_addr;
                 kvm_userspace_mem.memory_size = kvm_mem.memory_size;
                 r = kvm_vm_ioctl_set_memory_region(kvm,
-                                        &kvm_userspace_mem, 0);
+                                        &kvm_userspace_mem, false);
                 if (r)
                         goto out;
                 break;
@@ -1580,7 +1580,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
                 struct kvm_memory_slot *memslot,
                 struct kvm_memory_slot old,
                 struct kvm_userspace_memory_region *mem,
-                int user_alloc)
+                bool user_alloc)
 {
         unsigned long i;
         unsigned long pfn;
@@ -1611,7 +1611,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
 void kvm_arch_commit_memory_region(struct kvm *kvm,
                 struct kvm_userspace_memory_region *mem,
                 struct kvm_memory_slot old,
-                int user_alloc)
+                bool user_alloc)
 {
         return;
 }
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 70739a089560..be83fca2e8fd 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -412,7 +412,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
                                    struct kvm_memory_slot *memslot,
                                    struct kvm_memory_slot old,
                                    struct kvm_userspace_memory_region *mem,
-                                   int user_alloc)
+                                   bool user_alloc)
 {
         return kvmppc_core_prepare_memory_region(kvm, memslot, mem);
 }
@@ -420,7 +420,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
 void kvm_arch_commit_memory_region(struct kvm *kvm,
                struct kvm_userspace_memory_region *mem,
                struct kvm_memory_slot old,
-               int user_alloc)
+               bool user_alloc)
 {
         kvmppc_core_commit_memory_region(kvm, mem, old);
 }
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index c9011bfaabbe..f718bc65835c 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -928,7 +928,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
                                    struct kvm_memory_slot *memslot,
                                    struct kvm_memory_slot old,
                                    struct kvm_userspace_memory_region *mem,
-                                   int user_alloc)
+                                   bool user_alloc)
 {
         /* A few sanity checks. We can have exactly one memory slot which has
            to start at guest virtual zero and which has to be located at a
@@ -958,7 +958,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
 void kvm_arch_commit_memory_region(struct kvm *kvm,
                                 struct kvm_userspace_memory_region *mem,
                                 struct kvm_memory_slot old,
-                                int user_alloc)
+                                bool user_alloc)
 {
         int rc;
 
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 9120ae1901e4..b3101e368079 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3667,7 +3667,7 @@ static int alloc_apic_access_page(struct kvm *kvm)
         kvm_userspace_mem.flags = 0;
         kvm_userspace_mem.guest_phys_addr = 0xfee00000ULL;
         kvm_userspace_mem.memory_size = PAGE_SIZE;
-        r = __kvm_set_memory_region(kvm, &kvm_userspace_mem, 0);
+        r = __kvm_set_memory_region(kvm, &kvm_userspace_mem, false);
         if (r)
                 goto out;
 
@@ -3697,7 +3697,7 @@ static int alloc_identity_pagetable(struct kvm *kvm)
         kvm_userspace_mem.guest_phys_addr =
                 kvm->arch.ept_identity_map_addr;
         kvm_userspace_mem.memory_size = PAGE_SIZE;
-        r = __kvm_set_memory_region(kvm, &kvm_userspace_mem, 0);
+        r = __kvm_set_memory_region(kvm, &kvm_userspace_mem, false);
         if (r)
                 goto out;
 
@@ -4251,7 +4251,7 @@ static int vmx_set_tss_addr(struct kvm *kvm, unsigned int addr)
                 .flags = 0,
         };
 
-        ret = kvm_set_memory_region(kvm, &tss_mem, 0);
+        ret = kvm_set_memory_region(kvm, &tss_mem, false);
         if (ret)
                 return ret;
         kvm->arch.tss_addr = addr;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 816074757c96..1c9c834b72f0 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6839,7 +6839,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
                                 struct kvm_memory_slot *memslot,
                                 struct kvm_memory_slot old,
                                 struct kvm_userspace_memory_region *mem,
-                                int user_alloc)
+                                bool user_alloc)
 {
         int npages = memslot->npages;
         int map_flags = MAP_PRIVATE | MAP_ANONYMOUS;
@@ -6875,7 +6875,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
 void kvm_arch_commit_memory_region(struct kvm *kvm,
                                 struct kvm_userspace_memory_region *mem,
                                 struct kvm_memory_slot old,
-                                int user_alloc)
+                                bool user_alloc)
 {
 
         int nr_mmu_pages = 0, npages = mem->memory_size >> PAGE_SHIFT;
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 5a3581ceb036..d897f035749f 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -270,8 +270,8 @@ struct kvm_memory_slot {
         unsigned long *dirty_bitmap;
         struct kvm_arch_memory_slot arch;
         unsigned long userspace_addr;
-        int user_alloc;
         int id;
+        bool user_alloc;
 };
 
 static inline unsigned long kvm_dirty_bitmap_bytes(struct kvm_memory_slot *memslot)
@@ -451,10 +451,10 @@ id_to_memslot(struct kvm_memslots *slots, int id)
 
 int kvm_set_memory_region(struct kvm *kvm,
                           struct kvm_userspace_memory_region *mem,
-                          int user_alloc);
+                          bool user_alloc);
 int __kvm_set_memory_region(struct kvm *kvm,
                             struct kvm_userspace_memory_region *mem,
-                            int user_alloc);
+                            bool user_alloc);
 void kvm_arch_free_memslot(struct kvm_memory_slot *free,
                            struct kvm_memory_slot *dont);
 int kvm_arch_create_memslot(struct kvm_memory_slot *slot, unsigned long npages);
@@ -462,11 +462,11 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
                                 struct kvm_memory_slot *memslot,
                                 struct kvm_memory_slot old,
                                 struct kvm_userspace_memory_region *mem,
-                                int user_alloc);
+                                bool user_alloc);
 void kvm_arch_commit_memory_region(struct kvm *kvm,
                                 struct kvm_userspace_memory_region *mem,
                                 struct kvm_memory_slot old,
-                                int user_alloc);
+                                bool user_alloc);
 bool kvm_largepages_enabled(void);
 void kvm_disable_largepages(void);
 /* flush all memory translations */
@@ -553,7 +553,7 @@ int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm,
 int kvm_vm_ioctl_set_memory_region(struct kvm *kvm,
                                    struct
                                    kvm_userspace_memory_region *mem,
-                                   int user_alloc);
+                                   bool user_alloc);
 int kvm_vm_ioctl_irq_line(struct kvm *kvm, struct kvm_irq_level *irq_level);
 long kvm_arch_vm_ioctl(struct file *filp,
                        unsigned int ioctl, unsigned long arg);
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 5f0638cb6968..42c1eb73a0e3 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -709,7 +709,7 @@ static int check_memory_region_flags(struct kvm_userspace_memory_region *mem)
  */
 int __kvm_set_memory_region(struct kvm *kvm,
                             struct kvm_userspace_memory_region *mem,
-                            int user_alloc)
+                            bool user_alloc)
 {
         int r;
         gfn_t base_gfn;
@@ -889,7 +889,7 @@ EXPORT_SYMBOL_GPL(__kvm_set_memory_region);
 
 int kvm_set_memory_region(struct kvm *kvm,
                           struct kvm_userspace_memory_region *mem,
-                          int user_alloc)
+                          bool user_alloc)
 {
         int r;
 
@@ -903,7 +903,7 @@ EXPORT_SYMBOL_GPL(kvm_set_memory_region);
 int kvm_vm_ioctl_set_memory_region(struct kvm *kvm,
                                    struct
                                    kvm_userspace_memory_region *mem,
-                                   int user_alloc)
+                                   bool user_alloc)
 {
         if (mem->slot >= KVM_USER_MEM_SLOTS)
                 return -EINVAL;
@@ -2148,7 +2148,7 @@ static long kvm_vm_ioctl(struct file *filp,
                                                 sizeof kvm_userspace_mem))
                         goto out;
 
-                r = kvm_vm_ioctl_set_memory_region(kvm, &kvm_userspace_mem, 1);
+                r = kvm_vm_ioctl_set_memory_region(kvm, &kvm_userspace_mem, true);
                 break;
         }
         case KVM_GET_DIRTY_LOG: {