Merge tag 'kvm-arm-for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into 'kvm-next'

KVM/ARM changes for v4.1:

- fixes for live migration
- irqfd support
- kvm-io-bus & vgic rework to enable ioeventfd
- page ageing for stage-2 translation
- various cleanups

11 files changed, 34 insertions, 29 deletions

diff --git a/arch/x86/kvm/Makefile b/arch/x86/kvm/Makefile
index 08f790dfadc9..16e8f962eaad 100644
--- a/arch/x86/kvm/Makefile
+++ b/arch/x86/kvm/Makefile
@@ -1,5 +1,5 @@
 
-ccflags-y += -Ivirt/kvm -Iarch/x86/kvm
+ccflags-y += -Iarch/x86/kvm
 
 CFLAGS_x86.o := -I.
 CFLAGS_svm.o := -I.
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 298781d4cfb4..4dce6f8b6129 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -443,7 +443,8 @@ static inline int pit_in_range(gpa_t addr)
                 (addr < KVM_PIT_BASE_ADDRESS + KVM_PIT_MEM_LENGTH));
 }
 
-static int pit_ioport_write(struct kvm_io_device *this,
+static int pit_ioport_write(struct kvm_vcpu *vcpu,
+                                struct kvm_io_device *this,
                             gpa_t addr, int len, const void *data)
 {
         struct kvm_pit *pit = dev_to_pit(this);
@@ -519,7 +520,8 @@ static int pit_ioport_write(struct kvm_io_device *this,
         return 0;
 }
 
-static int pit_ioport_read(struct kvm_io_device *this,
+static int pit_ioport_read(struct kvm_vcpu *vcpu,
+                           struct kvm_io_device *this,
                            gpa_t addr, int len, void *data)
 {
         struct kvm_pit *pit = dev_to_pit(this);
@@ -589,7 +591,8 @@ static int pit_ioport_read(struct kvm_io_device *this,
         return 0;
 }
 
-static int speaker_ioport_write(struct kvm_io_device *this,
+static int speaker_ioport_write(struct kvm_vcpu *vcpu,
+                                struct kvm_io_device *this,
                                 gpa_t addr, int len, const void *data)
 {
         struct kvm_pit *pit = speaker_to_pit(this);
@@ -606,8 +609,9 @@ static int speaker_ioport_write(struct kvm_io_device *this,
         return 0;
 }
 
-static int speaker_ioport_read(struct kvm_io_device *this,
-                               gpa_t addr, int len, void *data)
+static int speaker_ioport_read(struct kvm_vcpu *vcpu,
+                                   struct kvm_io_device *this,
+                                   gpa_t addr, int len, void *data)
 {
         struct kvm_pit *pit = speaker_to_pit(this);
         struct kvm_kpit_state *pit_state = &pit->pit_state;
diff --git a/arch/x86/kvm/i8254.h b/arch/x86/kvm/i8254.h
index dd1b16b611b0..c84990b42b5b 100644
--- a/arch/x86/kvm/i8254.h
+++ b/arch/x86/kvm/i8254.h
@@ -3,7 +3,7 @@
 
 #include <linux/kthread.h>
 
-#include "iodev.h"
+#include <kvm/iodev.h>
 
 struct kvm_kpit_channel_state {
         u32 count; /* can be 65536 */
diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index 9541ba34126b..fef922ff2635 100644
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -529,42 +529,42 @@ static int picdev_read(struct kvm_pic *s,
         return 0;
 }
 
-static int picdev_master_write(struct kvm_io_device *dev,
+static int picdev_master_write(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                                gpa_t addr, int len, const void *val)
 {
         return picdev_write(container_of(dev, struct kvm_pic, dev_master),
                             addr, len, val);
 }
 
-static int picdev_master_read(struct kvm_io_device *dev,
+static int picdev_master_read(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                               gpa_t addr, int len, void *val)
 {
         return picdev_read(container_of(dev, struct kvm_pic, dev_master),
                             addr, len, val);
 }
 
-static int picdev_slave_write(struct kvm_io_device *dev,
+static int picdev_slave_write(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                               gpa_t addr, int len, const void *val)
 {
         return picdev_write(container_of(dev, struct kvm_pic, dev_slave),
                             addr, len, val);
 }
 
-static int picdev_slave_read(struct kvm_io_device *dev,
+static int picdev_slave_read(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                              gpa_t addr, int len, void *val)
 {
         return picdev_read(container_of(dev, struct kvm_pic, dev_slave),
                             addr, len, val);
 }
 
-static int picdev_eclr_write(struct kvm_io_device *dev,
+static int picdev_eclr_write(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                              gpa_t addr, int len, const void *val)
 {
         return picdev_write(container_of(dev, struct kvm_pic, dev_eclr),
                             addr, len, val);
 }
 
-static int picdev_eclr_read(struct kvm_io_device *dev,
+static int picdev_eclr_read(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                             gpa_t addr, int len, void *val)
 {
         return picdev_read(container_of(dev, struct kvm_pic, dev_eclr),
diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c
index 24f0f17639d6..51889ec847b0 100644
--- a/arch/x86/kvm/ioapic.c
+++ b/arch/x86/kvm/ioapic.c
@@ -493,8 +493,8 @@ static inline int ioapic_in_range(struct kvm_ioapic *ioapic, gpa_t addr)
                  (addr < ioapic->base_address + IOAPIC_MEM_LENGTH)));
 }
 
-static int ioapic_mmio_read(struct kvm_io_device *this, gpa_t addr, int len,
-                            void *val)
+static int ioapic_mmio_read(struct kvm_vcpu *vcpu, struct kvm_io_device *this,
+                                gpa_t addr, int len, void *val)
 {
         struct kvm_ioapic *ioapic = to_ioapic(this);
         u32 result;
@@ -536,8 +536,8 @@ static int ioapic_mmio_read(struct kvm_io_device *this, gpa_t addr, int len,
         return 0;
 }
 
-static int ioapic_mmio_write(struct kvm_io_device *this, gpa_t addr, int len,
-                             const void *val)
+static int ioapic_mmio_write(struct kvm_vcpu *vcpu, struct kvm_io_device *this,
+                                 gpa_t addr, int len, const void *val)
 {
         struct kvm_ioapic *ioapic = to_ioapic(this);
         u32 data;
diff --git a/arch/x86/kvm/ioapic.h b/arch/x86/kvm/ioapic.h
index 6e265cfcd86a..ca0b0b4e6256 100644
--- a/arch/x86/kvm/ioapic.h
+++ b/arch/x86/kvm/ioapic.h
@@ -3,7 +3,7 @@
 
 #include <linux/kvm_host.h>
 
-#include "iodev.h"
+#include <kvm/iodev.h>
 
 struct kvm;
 struct kvm_vcpu;
diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h
index 2d03568e9498..ad68c73008c5 100644
--- a/arch/x86/kvm/irq.h
+++ b/arch/x86/kvm/irq.h
@@ -27,7 +27,7 @@
 #include <linux/kvm_host.h>
 #include <linux/spinlock.h>
 
-#include "iodev.h"
+#include <kvm/iodev.h>
 #include "ioapic.h"
 #include "lapic.h"
 
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index bd4e34de24c7..44f7b9afbedb 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1038,7 +1038,7 @@ static int apic_mmio_in_range(struct kvm_lapic *apic, gpa_t addr)
             addr < apic->base_address + LAPIC_MMIO_LENGTH;
 }
 
-static int apic_mmio_read(struct kvm_io_device *this,
+static int apic_mmio_read(struct kvm_vcpu *vcpu, struct kvm_io_device *this,
                            gpa_t address, int len, void *data)
 {
         struct kvm_lapic *apic = to_lapic(this);
@@ -1358,7 +1358,7 @@ static int apic_reg_write(struct kvm_lapic *apic, u32 reg, u32 val)
         return ret;
 }
 
-static int apic_mmio_write(struct kvm_io_device *this,
+static int apic_mmio_write(struct kvm_vcpu *vcpu, struct kvm_io_device *this,
                             gpa_t address, int len, const void *data)
 {
         struct kvm_lapic *apic = to_lapic(this);
diff --git a/arch/x86/kvm/lapic.h b/arch/x86/kvm/lapic.h
index 0bc6c656625b..e284c2880c56 100644
--- a/arch/x86/kvm/lapic.h
+++ b/arch/x86/kvm/lapic.h
@@ -1,7 +1,7 @@
 #ifndef __KVM_X86_LAPIC_H
 #define __KVM_X86_LAPIC_H
 
-#include "iodev.h"
+#include <kvm/iodev.h>
 
 #include <linux/kvm_host.h>
 
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 0caaf56eb459..b5a6425d8d97 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -5824,7 +5824,7 @@ static int handle_ept_misconfig(struct kvm_vcpu *vcpu)
         gpa_t gpa;
 
         gpa = vmcs_read64(GUEST_PHYSICAL_ADDRESS);
-        if (!kvm_io_bus_write(vcpu->kvm, KVM_FAST_MMIO_BUS, gpa, 0, NULL)) {
+        if (!kvm_io_bus_write(vcpu, KVM_FAST_MMIO_BUS, gpa, 0, NULL)) {
                 skip_emulated_instruction(vcpu);
                 return 1;
         }
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index cc2c759f69a3..a284c927551e 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4115,8 +4115,8 @@ static int vcpu_mmio_write(struct kvm_vcpu *vcpu, gpa_t addr, int len,
         do {
                 n = min(len, 8);
                 if (!(vcpu->arch.apic &&
-                      !kvm_iodevice_write(&vcpu->arch.apic->dev, addr, n, v))
-                    && kvm_io_bus_write(vcpu->kvm, KVM_MMIO_BUS, addr, n, v))
+                      !kvm_iodevice_write(vcpu, &vcpu->arch.apic->dev, addr, n, v))
+                    && kvm_io_bus_write(vcpu, KVM_MMIO_BUS, addr, n, v))
                         break;
                 handled += n;
                 addr += n;
@@ -4135,8 +4135,9 @@ static int vcpu_mmio_read(struct kvm_vcpu *vcpu, gpa_t addr, int len, void *v)
         do {
                 n = min(len, 8);
                 if (!(vcpu->arch.apic &&
-                      !kvm_iodevice_read(&vcpu->arch.apic->dev, addr, n, v))
-                    && kvm_io_bus_read(vcpu->kvm, KVM_MMIO_BUS, addr, n, v))
+                      !kvm_iodevice_read(vcpu, &vcpu->arch.apic->dev,
+                                         addr, n, v))
+                    && kvm_io_bus_read(vcpu, KVM_MMIO_BUS, addr, n, v))
                         break;
                 trace_kvm_mmio(KVM_TRACE_MMIO_READ, n, addr, *(u64 *)v);
                 handled += n;
@@ -4631,10 +4632,10 @@ static int kernel_pio(struct kvm_vcpu *vcpu, void *pd)
         int r;
 
         if (vcpu->arch.pio.in)
-                r = kvm_io_bus_read(vcpu->kvm, KVM_PIO_BUS, vcpu->arch.pio.port,
+                r = kvm_io_bus_read(vcpu, KVM_PIO_BUS, vcpu->arch.pio.port,
                                     vcpu->arch.pio.size, pd);
         else
-                r = kvm_io_bus_write(vcpu->kvm, KVM_PIO_BUS,
+                r = kvm_io_bus_write(vcpu, KVM_PIO_BUS,
                                      vcpu->arch.pio.port, vcpu->arch.pio.size,
                                      pd);
         return r;