diff options
| author | James Hogan <james.hogan@imgtec.com> | 2015-05-08 18:11:49 +0200 |
|---|---|---|
| committer | James Hogan <james.hogan@imgtec.com> | 2017-02-03 16:21:29 +0100 |
| commit | 230c57244c2c4d945dba7f9d15845bffe4135b58 (patch) | |
| tree | 02b477450a560c2b8e9515c35fd49634fbf87e0b /arch/mips | |
| parent | KVM: MIPS/MMU: Implement KVM_CAP_SYNC_MMU (diff) | |
| download | linux-230c57244c2c4d945dba7f9d15845bffe4135b58.tar.xz linux-230c57244c2c4d945dba7f9d15845bffe4135b58.zip | |
KVM: MIPS: Claim KVM_CAP_READONLY_MEM support
Now that load/store faults due to read only memory regions are treated
as MMIO accesses it is safe to claim support for read only memory
regions (KVM_CAP_READONLY_MEM).
Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: kvm@vger.kernel.org
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/uapi/asm/kvm.h | 2 | ||||
| -rw-r--r-- | arch/mips/kvm/mips.c | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/include/uapi/asm/kvm.h b/arch/mips/include/uapi/asm/kvm.h index 6985eb59b085..a8a0199bf760 100644 --- a/arch/mips/include/uapi/asm/kvm.h +++ b/arch/mips/include/uapi/asm/kvm.h @@ -19,6 +19,8 @@ * Some parts derived from the x86 version of this file. */ +#define __KVM_HAVE_READONLY_MEM + /* * for KVM_GET_REGS and KVM_SET_REGS * diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index 9932f53a1e5c..591426cda15e 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -1217,6 +1217,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) switch (ext) { case KVM_CAP_ONE_REG: case KVM_CAP_ENABLE_CAP: + case KVM_CAP_READONLY_MEM: case KVM_CAP_SYNC_MMU: r = 1; break; |