| Message ID | 20211204213518.83642-1-rikard.falkeborn@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | KVM: arm64: Constify kvm_io_gic_ops | expand |
On Sat, 4 Dec 2021 22:35:18 +0100, Rikard Falkeborn wrote: > The only usage of kvm_io_gic_ops is to make a comparison with its > address and to pass its address to kvm_iodevice_init() which takes a > pointer to const kvm_io_device_ops as input. Make it const to allow the > compiler to put it in read-only memory. Applied to next, thanks! [1/1] KVM: arm64: Constify kvm_io_gic_ops commit: 636dcd0204599f94680f8f87b46cef7c66034ac0 Cheers, M.
diff --git a/arch/arm64/kvm/vgic/vgic-mmio.c b/arch/arm64/kvm/vgic/vgic-mmio.c index 48c6067fc5ec..7068da080799 100644 --- a/arch/arm64/kvm/vgic/vgic-mmio.c +++ b/arch/arm64/kvm/vgic/vgic-mmio.c @@ -1050,7 +1050,7 @@ static int dispatch_mmio_write(struct kvm_vcpu *vcpu, struct kvm_io_device *dev, return 0; } -struct kvm_io_device_ops kvm_io_gic_ops = { +const struct kvm_io_device_ops kvm_io_gic_ops = { .read = dispatch_mmio_read, .write = dispatch_mmio_write, }; diff --git a/arch/arm64/kvm/vgic/vgic-mmio.h b/arch/arm64/kvm/vgic/vgic-mmio.h index fefcca2b14dc..3fa696f198a3 100644 --- a/arch/arm64/kvm/vgic/vgic-mmio.h +++ b/arch/arm64/kvm/vgic/vgic-mmio.h @@ -34,7 +34,7 @@ struct vgic_register_region { }; }; -extern struct kvm_io_device_ops kvm_io_gic_ops; +extern const struct kvm_io_device_ops kvm_io_gic_ops; #define VGIC_ACCESS_8bit 1 #define VGIC_ACCESS_32bit 2
The only usage of kvm_io_gic_ops is to make a comparison with its address and to pass its address to kvm_iodevice_init() which takes a pointer to const kvm_io_device_ops as input. Make it const to allow the compiler to put it in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> --- arch/arm64/kvm/vgic/vgic-mmio.c | 2 +- arch/arm64/kvm/vgic/vgic-mmio.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)