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A small error handling problem and a compile breakage for ARM64. 

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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM fixes from Paolo Bonzini:
 "A small error handling problem and a compile breakage for ARM64"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  arm64: KVM: Add VGIC device control for arm64
  KVM: return an error code in kvm_vm_ioctl_register_coalesced_mmio()
hifive-unleashed-5.1
Linus Torvalds 2014-02-14 11:10:49 -08:00
parent 161aa772f9 2a2f3e269c
commit c1b8ae03c3
3 changed files with 12 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
arch/arm64/include/uapi/asm/kvm.h
View File

@ -148,6 +148,15 @@ struct kvm_arch_memory_slot {
#define KVM_REG_ARM_TIMER_CNT ARM64_SYS_REG(3, 3, 14, 3, 2)
#define KVM_REG_ARM_TIMER_CVAL ARM64_SYS_REG(3, 3, 14, 0, 2)
/* Device Control API: ARM VGIC */
#define KVM_DEV_ARM_VGIC_GRP_ADDR 0
#define KVM_DEV_ARM_VGIC_GRP_DIST_REGS 1
#define KVM_DEV_ARM_VGIC_GRP_CPU_REGS 2
#define KVM_DEV_ARM_VGIC_CPUID_SHIFT 32
#define KVM_DEV_ARM_VGIC_CPUID_MASK (0xffULL << KVM_DEV_ARM_VGIC_CPUID_SHIFT)
#define KVM_DEV_ARM_VGIC_OFFSET_SHIFT 0
#define KVM_DEV_ARM_VGIC_OFFSET_MASK (0xffffffffULL << KVM_DEV_ARM_VGIC_OFFSET_SHIFT)
/* KVM_IRQ_LINE irq field index values */
#define KVM_ARM_IRQ_TYPE_SHIFT 24
#define KVM_ARM_IRQ_TYPE_MASK 0xff

1
virt/kvm/arm/vgic.c
View File

@ -24,6 +24,7 @@
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/uaccess.h>
#include <linux/irqchip/arm-gic.h>

8
virt/kvm/coalesced_mmio.c
View File

@ -154,17 +154,13 @@ int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm,
list_add_tail(&dev->list, &kvm->coalesced_zones);
mutex_unlock(&kvm->slots_lock);
return ret;
return 0;
out_free_dev:
mutex_unlock(&kvm->slots_lock);
kfree(dev);
if (dev == NULL)
return -ENXIO;
return 0;
return ret;
}
int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,