17 files changed, 88 insertions, 81 deletions

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 328d2f8b8c3f..011a1cdf0eb5 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -115,6 +115,10 @@ config IA64_UNCACHED_ALLOCATOR
         bool
         select GENERIC_ALLOCATOR
 
+config ARCH_USES_PG_UNCACHED
+        def_bool y
+        depends on IA64_UNCACHED_ALLOCATOR
+
 config AUDIT_ARCH
         bool
         default y
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index e4d8fde68103..7e81966ce481 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -412,7 +412,7 @@ simeth_tx(struct sk_buff *skb, struct net_device *dev)
          */
 
         dev_kfree_skb(skb);
-        return 0;
+        return NETDEV_TX_OK;
 }
 
 static inline struct sk_buff *
diff --git a/arch/ia64/include/asm/agp.h b/arch/ia64/include/asm/agp.h
index c11fdd8ab4d7..01d09c401c5c 100644
--- a/arch/ia64/include/asm/agp.h
+++ b/arch/ia64/include/asm/agp.h
@@ -17,10 +17,6 @@
 #define unmap_page_from_agp(page)       /* nothing */
 #define flush_agp_cache()               mb()
 
-/* Convert a physical address to an address suitable for the GART. */
-#define phys_to_gart(x) (x)
-#define gart_to_phys(x) (x)
-
 /* GATT allocation. Returns/accepts GATT kernel virtual address. */
 #define alloc_gatt_pages(order)         \
         ((char *)__get_free_pages(GFP_KERNEL, (order)))
diff --git a/arch/ia64/include/asm/device.h b/arch/ia64/include/asm/device.h
index 41ab85d66f33..d66d446b127c 100644
--- a/arch/ia64/include/asm/device.h
+++ b/arch/ia64/include/asm/device.h
@@ -15,4 +15,7 @@ struct dev_archdata {
 #endif
 };
 
+struct pdev_archdata {
+};
+
 #endif /* _ASM_IA64_DEVICE_H */
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h
index 5a61b5c2e18f..8d3c79cd81e7 100644
--- a/arch/ia64/include/asm/dma-mapping.h
+++ b/arch/ia64/include/asm/dma-mapping.h
@@ -44,7 +44,6 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
 #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
 
 #define get_dma_ops(dev) platform_dma_get_ops(dev)
-#define flush_write_buffers()
 
 #include <asm-generic/dma-mapping-common.h>
 
@@ -69,6 +68,24 @@ dma_set_mask (struct device *dev, u64 mask)
         return 0;
 }
 
+static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
+{
+        if (!dev->dma_mask)
+                return 0;
+
+        return addr + size <= *dev->dma_mask;
+}
+
+static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
+{
+        return paddr;
+}
+
+static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
+{
+        return daddr;
+}
+
 extern int dma_get_cache_alignment(void);
 
 static inline void
diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
index 5f43697aed30..d9b6325a9328 100644
--- a/arch/ia64/include/asm/kvm_host.h
+++ b/arch/ia64/include/asm/kvm_host.h
@@ -235,7 +235,8 @@ struct kvm_vm_data {
 #define KVM_REQ_PTC_G           32
 #define KVM_REQ_RESUME          33
 
-#define KVM_PAGES_PER_HPAGE     1
+#define KVM_NR_PAGE_SIZES       1
+#define KVM_PAGES_PER_HPAGE(x)  1
 
 struct kvm;
 struct kvm_vcpu;
@@ -465,7 +466,6 @@ struct kvm_arch {
         unsigned long   metaphysical_rr4;
         unsigned long   vmm_init_rr;
 
-        int             online_vcpus;
         int             is_sn2;
 
         struct kvm_ioapic *vioapic;
diff --git a/arch/ia64/include/asm/kvm_para.h b/arch/ia64/include/asm/kvm_para.h
index 0d6d8ca07b8c..1588aee781a2 100644
--- a/arch/ia64/include/asm/kvm_para.h
+++ b/arch/ia64/include/asm/kvm_para.h
@@ -19,9 +19,13 @@
  *
  */
 
+#ifdef __KERNEL__
+
 static inline unsigned int kvm_arch_para_features(void)
 {
         return 0;
 }
 
 #endif
+
+#endif
diff --git a/arch/ia64/include/asm/socket.h b/arch/ia64/include/asm/socket.h
index 745421225ec6..0b0d5ff062e5 100644
--- a/arch/ia64/include/asm/socket.h
+++ b/arch/ia64/include/asm/socket.h
@@ -66,4 +66,7 @@
 #define SO_TIMESTAMPING         37
 #define SCM_TIMESTAMPING        SO_TIMESTAMPING
 
+#define SO_PROTOCOL             38
+#define SO_DOMAIN               39
+
 #endif /* _ASM_IA64_SOCKET_H */
diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c
index 39a3cd0a4173..f2c1600da097 100644
--- a/arch/ia64/kernel/dma-mapping.c
+++ b/arch/ia64/kernel/dma-mapping.c
@@ -10,7 +10,9 @@ EXPORT_SYMBOL(dma_ops);
 
 static int __init dma_init(void)
 {
-       dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+        dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+
+        return 0;
 }
 fs_initcall(dma_init);
 
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 23f846de62d5..e6c5c3d5e1f8 100644
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -34,6 +34,7 @@
 #include <asm/mca_asm.h>
 #include <linux/init.h>
 #include <linux/linkage.h>
+#include "head.h"
 
 #ifdef CONFIG_HOTPLUG_CPU
 #define SAL_PSR_BITS_TO_SET                             \
diff --git a/arch/ia64/kernel/head.h b/arch/ia64/kernel/head.h
new file mode 100644
index 000000000000..2e2ac6824e65
--- /dev/null
+++ b/arch/ia64/kernel/head.h
@@ -0,0 +1 @@
+extern void console_print(const char *s);
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 5d7c0e5b9e76..9bcec9945c12 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -161,6 +161,13 @@ show_regs (struct pt_regs *regs)
                 show_stack(NULL, NULL);
 }
 
+/* local support for deprecated console_print */
+void
+console_print(const char *s)
+{
+        printk(KERN_EMERG "%s", s);
+}
+
 void
 do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall)
 {
@@ -192,6 +199,8 @@ do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall)
         if (test_thread_flag(TIF_NOTIFY_RESUME)) {
                 clear_thread_flag(TIF_NOTIFY_RESUME);
                 tracehook_notify_resume(&scr->pt);
+                if (current->replacement_session_keyring)
+                        key_replace_session_keyring();
         }
 
         /* copy user rbs to kernel rbs */
diff --git a/arch/ia64/kvm/Kconfig b/arch/ia64/kvm/Kconfig
index 64d520937874..ef3e7be29caf 100644
--- a/arch/ia64/kvm/Kconfig
+++ b/arch/ia64/kvm/Kconfig
@@ -1,12 +1,8 @@
 #
 # KVM configuration
 #
-config HAVE_KVM
-        bool
 
-config HAVE_KVM_IRQCHIP
-       bool
-       default y
+source "virt/kvm/Kconfig"
 
 menuconfig VIRTUALIZATION
         bool "Virtualization"
@@ -28,6 +24,8 @@ config KVM
         depends on PCI
         select PREEMPT_NOTIFIERS
         select ANON_INODES
+        select HAVE_KVM_IRQCHIP
+        select KVM_APIC_ARCHITECTURE
         ---help---
           Support hosting fully virtualized guest machines using hardware
           virtualization extensions.  You will need a fairly recent
@@ -49,9 +47,6 @@ config KVM_INTEL
           Provides support for KVM on Itanium 2 processors equipped with the VT
           extensions.
 
-config KVM_TRACE
-       bool
-
 source drivers/virtio/Kconfig
 
 endif # VIRTUALIZATION
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 80c57b0a21c4..0ad09f05efa9 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -210,16 +210,6 @@ int kvm_dev_ioctl_check_extension(long ext)
 
 }
 
-static struct kvm_io_device *vcpu_find_mmio_dev(struct kvm_vcpu *vcpu,
-                                        gpa_t addr, int len, int is_write)
-{
-        struct kvm_io_device *dev;
-
-        dev = kvm_io_bus_find_dev(&vcpu->kvm->mmio_bus, addr, len, is_write);
-
-        return dev;
-}
-
 static int handle_vm_error(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
 {
         kvm_run->exit_reason = KVM_EXIT_UNKNOWN;
@@ -231,6 +221,7 @@ static int handle_mmio(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
 {
         struct kvm_mmio_req *p;
         struct kvm_io_device *mmio_dev;
+        int r;
 
         p = kvm_get_vcpu_ioreq(vcpu);
 
@@ -247,16 +238,13 @@ static int handle_mmio(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
         kvm_run->exit_reason = KVM_EXIT_MMIO;
         return 0;
 mmio:
-        mmio_dev = vcpu_find_mmio_dev(vcpu, p->addr, p->size, !p->dir);
-        if (mmio_dev) {
-                if (!p->dir)
-                        kvm_iodevice_write(mmio_dev, p->addr, p->size,
-                                                &p->data);
-                else
-                        kvm_iodevice_read(mmio_dev, p->addr, p->size,
-                                                &p->data);
-
-        } else
+        if (p->dir)
+                r = kvm_io_bus_read(&vcpu->kvm->mmio_bus, p->addr,
+                                    p->size, &p->data);
+        else
+                r = kvm_io_bus_write(&vcpu->kvm->mmio_bus, p->addr,
+                                     p->size, &p->data);
+        if (r)
                 printk(KERN_ERR"kvm: No iodevice found! addr:%lx\n", p->addr);
         p->state = STATE_IORESP_READY;
 
@@ -337,13 +325,12 @@ static struct kvm_vcpu *lid_to_vcpu(struct kvm *kvm, unsigned long id,
 {
         union ia64_lid lid;
         int i;
+        struct kvm_vcpu *vcpu;
 
-        for (i = 0; i < kvm->arch.online_vcpus; i++) {
-                if (kvm->vcpus[i]) {
-                        lid.val = VCPU_LID(kvm->vcpus[i]);
-                        if (lid.id == id && lid.eid == eid)
-                                return kvm->vcpus[i];
-                }
+        kvm_for_each_vcpu(i, vcpu, kvm) {
+                lid.val = VCPU_LID(vcpu);
+                if (lid.id == id && lid.eid == eid)
+                        return vcpu;
         }
 
         return NULL;
@@ -409,21 +396,21 @@ static int handle_global_purge(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
         struct kvm *kvm = vcpu->kvm;
         struct call_data call_data;
         int i;
+        struct kvm_vcpu *vcpui;
 
         call_data.ptc_g_data = p->u.ptc_g_data;
 
-        for (i = 0; i < kvm->arch.online_vcpus; i++) {
-                if (!kvm->vcpus[i] || kvm->vcpus[i]->arch.mp_state ==
-                                                KVM_MP_STATE_UNINITIALIZED ||
-                                        vcpu == kvm->vcpus[i])
+        kvm_for_each_vcpu(i, vcpui, kvm) {
+                if (vcpui->arch.mp_state == KVM_MP_STATE_UNINITIALIZED ||
+                                vcpu == vcpui)
                         continue;
 
-                if (waitqueue_active(&kvm->vcpus[i]->wq))
-                        wake_up_interruptible(&kvm->vcpus[i]->wq);
+                if (waitqueue_active(&vcpui->wq))
+                        wake_up_interruptible(&vcpui->wq);
 
-                if (kvm->vcpus[i]->cpu != -1) {
-                        call_data.vcpu = kvm->vcpus[i];
-                        smp_call_function_single(kvm->vcpus[i]->cpu,
+                if (vcpui->cpu != -1) {
+                        call_data.vcpu = vcpui;
+                        smp_call_function_single(vcpui->cpu,
                                         vcpu_global_purge, &call_data, 1);
                 } else
                         printk(KERN_WARNING"kvm: Uninit vcpu received ipi!\n");
@@ -852,8 +839,6 @@ struct  kvm *kvm_arch_create_vm(void)
 
         kvm_init_vm(kvm);
 
-        kvm->arch.online_vcpus = 0;
-
         return kvm;
 
 }
@@ -1000,10 +985,10 @@ long kvm_arch_vm_ioctl(struct file *filp,
                         goto out;
                 if (irqchip_in_kernel(kvm)) {
                         __s32 status;
-                        mutex_lock(&kvm->lock);
+                        mutex_lock(&kvm->irq_lock);
                         status = kvm_set_irq(kvm, KVM_USERSPACE_IRQ_SOURCE_ID,
                                     irq_event.irq, irq_event.level);
-                        mutex_unlock(&kvm->lock);
+                        mutex_unlock(&kvm->irq_lock);
                         if (ioctl == KVM_IRQ_LINE_STATUS) {
                                 irq_event.status = status;
                                 if (copy_to_user(argp, &irq_event,
@@ -1216,7 +1201,7 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu)
         if (IS_ERR(vmm_vcpu))
                 return PTR_ERR(vmm_vcpu);
 
-        if (vcpu->vcpu_id == 0) {
+        if (kvm_vcpu_is_bsp(vcpu)) {
                 vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
 
                 /*Set entry address for first run.*/
@@ -1224,7 +1209,7 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu)
 
                 /*Initialize itc offset for vcpus*/
                 itc_offset = 0UL - kvm_get_itc(vcpu);
-                for (i = 0; i < kvm->arch.online_vcpus; i++) {
+                for (i = 0; i < KVM_MAX_VCPUS; i++) {
                         v = (struct kvm_vcpu *)((char *)vcpu +
                                         sizeof(struct kvm_vcpu_data) * i);
                         v->arch.itc_offset = itc_offset;
@@ -1356,8 +1341,6 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm,
                 goto fail;
         }
 
-        kvm->arch.online_vcpus++;
-
         return vcpu;
 fail:
         return ERR_PTR(r);
@@ -1952,19 +1935,6 @@ int kvm_highest_pending_irq(struct kvm_vcpu *vcpu)
     return find_highest_bits((int *)&vpd->irr[0]);
 }
 
-int kvm_cpu_has_interrupt(struct kvm_vcpu *vcpu)
-{
-        if (kvm_highest_pending_irq(vcpu) != -1)
-                return 1;
-        return 0;
-}
-
-int kvm_arch_interrupt_allowed(struct kvm_vcpu *vcpu)
-{
-        /* do real check here */
-        return 1;
-}
-
 int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu)
 {
         return vcpu->arch.timer_fired;
@@ -1977,7 +1947,8 @@ gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn)
 
 int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
 {
-        return vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE;
+        return (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE) ||
+                (kvm_highest_pending_irq(vcpu) != -1);
 }
 
 int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
diff --git a/arch/ia64/kvm/vcpu.c b/arch/ia64/kvm/vcpu.c
index cc406d064a09..dce75b70cdd5 100644
--- a/arch/ia64/kvm/vcpu.c
+++ b/arch/ia64/kvm/vcpu.c
@@ -830,8 +830,8 @@ static void vcpu_set_itc(struct kvm_vcpu *vcpu, u64 val)
 
         kvm = (struct kvm *)KVM_VM_BASE;
 
-        if (vcpu->vcpu_id == 0) {
-                for (i = 0; i < kvm->arch.online_vcpus; i++) {
+        if (kvm_vcpu_is_bsp(vcpu)) {
+                for (i = 0; i < atomic_read(&kvm->online_vcpus); i++) {
                         v = (struct kvm_vcpu *)((char *)vcpu +
                                         sizeof(struct kvm_vcpu_data) * i);
                         VMX(v, itc_offset) = itc_offset;
diff --git a/arch/ia64/lib/ip_fast_csum.S b/arch/ia64/lib/ip_fast_csum.S
index 1f86aeb2c948..620d9dc5220f 100644
--- a/arch/ia64/lib/ip_fast_csum.S
+++ b/arch/ia64/lib/ip_fast_csum.S
@@ -96,20 +96,22 @@ END(ip_fast_csum)
 GLOBAL_ENTRY(csum_ipv6_magic)
         ld4     r20=[in0],4
         ld4     r21=[in1],4
-        dep     r15=in3,in2,32,16
+        zxt4    in2=in2
         ;;
         ld4     r22=[in0],4
         ld4     r23=[in1],4
-        mux1    r15=r15,@rev
+        dep     r15=in3,in2,32,16
         ;;
         ld4     r24=[in0],4
         ld4     r25=[in1],4
-        shr.u   r15=r15,16
+        mux1    r15=r15,@rev
         add     r16=r20,r21
         add     r17=r22,r23
+        zxt4    in4=in4
         ;;
         ld4     r26=[in0],4
         ld4     r27=[in1],4
+        shr.u   r15=r15,16
         add     r18=r24,r25
         add     r8=r16,r17
         ;;
diff --git a/arch/ia64/xen/time.c b/arch/ia64/xen/time.c
index fb8332690179..dbeadb9c8e20 100644
--- a/arch/ia64/xen/time.c
+++ b/arch/ia64/xen/time.c
@@ -133,8 +133,7 @@ consider_steal_time(unsigned long new_itm)
                 account_idle_ticks(blocked);
                 run_local_timers();
 
-                if (rcu_pending(cpu))
-                        rcu_check_callbacks(cpu, user_mode(get_irq_regs()));
+                rcu_check_callbacks(cpu, user_mode(get_irq_regs()));
 
                 scheduler_tick();
                 run_posix_cpu_timers(p);