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-rw-r--r--Documentation/virtual/kvm/api.txt5
-rw-r--r--arch/powerpc/kvm/powerpc.c3
-rw-r--r--arch/s390/kvm/kvm-s390.c3
-rw-r--r--arch/x86/kvm/x86.c3
-rw-r--r--virt/kvm/arm/arm.c3
-rw-r--r--virt/kvm/kvm_main.c2
6 files changed, 4 insertions, 15 deletions
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt
index 67068c47c591..b62ad0d94234 100644
--- a/Documentation/virtual/kvm/api.txt
+++ b/Documentation/virtual/kvm/api.txt
@@ -1117,9 +1117,8 @@ struct kvm_userspace_memory_region {
This ioctl allows the user to create, modify or delete a guest physical
memory slot. Bits 0-15 of "slot" specify the slot id and this value
should be less than the maximum number of user memory slots supported per
-VM. The maximum allowed slots can be queried using KVM_CAP_NR_MEMSLOTS,
-if this capability is supported by the architecture. Slots may not
-overlap in guest physical address space.
+VM. The maximum allowed slots can be queried using KVM_CAP_NR_MEMSLOTS.
+Slots may not overlap in guest physical address space.
If KVM_CAP_MULTI_ADDRESS_SPACE is available, bits 16-31 of "slot"
specifies the address space which is being modified. They must be
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 8885377ec3e0..92910b7c5bcc 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -644,9 +644,6 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
else
r = num_online_cpus();
break;
- case KVM_CAP_NR_MEMSLOTS:
- r = KVM_USER_MEM_SLOTS;
- break;
case KVM_CAP_MAX_VCPUS:
r = KVM_MAX_VCPUS;
break;
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 4638303ba6a8..28f35d2b06cb 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -513,9 +513,6 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
else if (sclp.has_esca && sclp.has_64bscao)
r = KVM_S390_ESCA_CPU_SLOTS;
break;
- case KVM_CAP_NR_MEMSLOTS:
- r = KVM_USER_MEM_SLOTS;
- break;
case KVM_CAP_S390_COW:
r = MACHINE_HAS_ESOP;
break;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 38440316a806..6c27d224f744 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3093,9 +3093,6 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
case KVM_CAP_MAX_VCPUS:
r = KVM_MAX_VCPUS;
break;
- case KVM_CAP_NR_MEMSLOTS:
- r = KVM_USER_MEM_SLOTS;
- break;
case KVM_CAP_PV_MMU: /* obsolete */
r = 0;
break;
diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c
index 99c37384ba7b..be4ec5f3ba5f 100644
--- a/virt/kvm/arm/arm.c
+++ b/virt/kvm/arm/arm.c
@@ -224,9 +224,6 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
case KVM_CAP_MAX_VCPUS:
r = KVM_MAX_VCPUS;
break;
- case KVM_CAP_NR_MEMSLOTS:
- r = KVM_USER_MEM_SLOTS;
- break;
case KVM_CAP_MSI_DEVID:
if (!kvm)
r = -EINVAL;
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index dc8edc97ba85..684b67252cd5 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -3063,6 +3063,8 @@ static long kvm_vm_ioctl_check_extension_generic(struct kvm *kvm, long arg)
#endif
case KVM_CAP_MAX_VCPU_ID:
return KVM_MAX_VCPU_ID;
+ case KVM_CAP_NR_MEMSLOTS:
+ return KVM_USER_MEM_SLOTS;
default:
break;
}