14 files changed, 27 insertions, 91 deletions

diff --git a/arch/ia64/ia32/ia32_entry.S b/arch/ia64/ia32/ia32_entry.S
index af9405cd70e5..10c37510f4b4 100644
--- a/arch/ia64/ia32/ia32_entry.S
+++ b/arch/ia64/ia32/ia32_entry.S
@@ -327,7 +327,7 @@ ia32_syscall_table:
         data8 compat_sys_writev
         data8 sys_getsid
         data8 sys_fdatasync
-        data8 sys32_sysctl
+        data8 compat_sys_sysctl
         data8 sys_mlock           /* 150 */
         data8 sys_munlock
         data8 sys_mlockall
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 625ed8f76fce..429ec968c9ee 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -1628,61 +1628,6 @@ sys32_msync (unsigned int start, unsigned int len, int flags)
         return sys_msync(addr, len + (start - addr), flags);
 }
 
-struct sysctl32 {
-        unsigned int    name;
-        int             nlen;
-        unsigned int    oldval;
-        unsigned int    oldlenp;
-        unsigned int    newval;
-        unsigned int    newlen;
-        unsigned int    __unused[4];
-};
-
-#ifdef CONFIG_SYSCTL_SYSCALL
-asmlinkage long
-sys32_sysctl (struct sysctl32 __user *args)
-{
-        struct sysctl32 a32;
-        mm_segment_t old_fs = get_fs ();
-        void __user *oldvalp, *newvalp;
-        size_t oldlen;
-        int __user *namep;
-        long ret;
-
-        if (copy_from_user(&a32, args, sizeof(a32)))
-                return -EFAULT;
-
-        /*
-         * We need to pre-validate these because we have to disable address checking
-         * before calling do_sysctl() because of OLDLEN but we can't run the risk of the
-         * user specifying bad addresses here.  Well, since we're dealing with 32 bit
-         * addresses, we KNOW that access_ok() will always succeed, so this is an
-         * expensive NOP, but so what...
-         */
-        namep = (int __user *) compat_ptr(a32.name);
-        oldvalp = compat_ptr(a32.oldval);
-        newvalp = compat_ptr(a32.newval);
-
-        if ((oldvalp && get_user(oldlen, (int __user *) compat_ptr(a32.oldlenp)))
-            || !access_ok(VERIFY_WRITE, namep, 0)
-            || !access_ok(VERIFY_WRITE, oldvalp, 0)
-            || !access_ok(VERIFY_WRITE, newvalp, 0))
-                return -EFAULT;
-
-        set_fs(KERNEL_DS);
-        lock_kernel();
-        ret = do_sysctl(namep, a32.nlen, oldvalp, (size_t __user *) &oldlen,
-                        newvalp, (size_t) a32.newlen);
-        unlock_kernel();
-        set_fs(old_fs);
-
-        if (oldvalp && put_user (oldlen, (int __user *) compat_ptr(a32.oldlenp)))
-                return -EFAULT;
-
-        return ret;
-}
-#endif
-
 asmlinkage long
 sys32_newuname (struct new_utsname __user *name)
 {
diff --git a/arch/ia64/include/asm/cacheflush.h b/arch/ia64/include/asm/cacheflush.h
index c8ce2719fee8..429eefc93ee7 100644
--- a/arch/ia64/include/asm/cacheflush.h
+++ b/arch/ia64/include/asm/cacheflush.h
@@ -25,6 +25,7 @@
 #define flush_cache_vmap(start, end)            do { } while (0)
 #define flush_cache_vunmap(start, end)          do { } while (0)
 
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 #define flush_dcache_page(page)                 \
 do {                                            \
         clear_bit(PG_arch_1, &(page)->flags);   \
diff --git a/arch/ia64/include/asm/kvm.h b/arch/ia64/include/asm/kvm.h
index 18a7e49abbc5..bc90c75adf67 100644
--- a/arch/ia64/include/asm/kvm.h
+++ b/arch/ia64/include/asm/kvm.h
@@ -60,6 +60,7 @@ struct kvm_ioapic_state {
 #define KVM_IRQCHIP_PIC_MASTER   0
 #define KVM_IRQCHIP_PIC_SLAVE    1
 #define KVM_IRQCHIP_IOAPIC       2
+#define KVM_NR_IRQCHIPS          3
 
 #define KVM_CONTEXT_SIZE        8*1024
 
diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
index d9b6325a9328..a362e67e0ca6 100644
--- a/arch/ia64/include/asm/kvm_host.h
+++ b/arch/ia64/include/asm/kvm_host.h
@@ -475,7 +475,6 @@ struct kvm_arch {
         struct list_head assigned_dev_head;
         struct iommu_domain *iommu_domain;
         int iommu_flags;
-        struct hlist_head irq_ack_notifier_list;
 
         unsigned long irq_sources_bitmap;
         unsigned long irq_states[KVM_IOAPIC_NUM_PINS];
diff --git a/arch/ia64/include/asm/socket.h b/arch/ia64/include/asm/socket.h
index 0b0d5ff062e5..51427eaa51ba 100644
--- a/arch/ia64/include/asm/socket.h
+++ b/arch/ia64/include/asm/socket.h
@@ -69,4 +69,6 @@
 #define SO_PROTOCOL             38
 #define SO_DOMAIN               39
 
+#define SO_RXQ_OVFL             40
+
 #endif /* _ASM_IA64_SOCKET_H */
diff --git a/arch/ia64/include/asm/swiotlb.h b/arch/ia64/include/asm/swiotlb.h
index dcbaea7ce128..f0acde68aaea 100644
--- a/arch/ia64/include/asm/swiotlb.h
+++ b/arch/ia64/include/asm/swiotlb.h
@@ -4,8 +4,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/swiotlb.h>
 
-extern int swiotlb_force;
-
 #ifdef CONFIG_SWIOTLB
 extern int swiotlb;
 extern void pci_swiotlb_init(void);
diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index 5a5347f5c4e4..9c72e36c5281 100644
--- a/arch/ia64/include/asm/unistd.h
+++ b/arch/ia64/include/asm/unistd.h
@@ -311,11 +311,12 @@
 #define __NR_preadv                     1319
 #define __NR_pwritev                    1320
 #define __NR_rt_tgsigqueueinfo          1321
+#define __NR_rt_recvmmsg                1322
 
 #ifdef __KERNEL__
 
 
-#define NR_syscalls                     298 /* length of syscall table */
+#define NR_syscalls                     299 /* length of syscall table */
 
 /*
  * The following defines stop scripts/checksyscalls.sh from complaining about
diff --git a/arch/ia64/kernel/crash.c b/arch/ia64/kernel/crash.c
index 6631a9dfafdc..b942f4032d7a 100644
--- a/arch/ia64/kernel/crash.c
+++ b/arch/ia64/kernel/crash.c
@@ -239,32 +239,29 @@ kdump_init_notifier(struct notifier_block *self, unsigned long val, void *data)
 #ifdef CONFIG_SYSCTL
 static ctl_table kdump_ctl_table[] = {
         {
-                .ctl_name = CTL_UNNUMBERED,
                 .procname = "kdump_on_init",
                 .data = &kdump_on_init,
                 .maxlen = sizeof(int),
                 .mode = 0644,
-                .proc_handler = &proc_dointvec,
+                .proc_handler = proc_dointvec,
         },
         {
-                .ctl_name = CTL_UNNUMBERED,
                 .procname = "kdump_on_fatal_mca",
                 .data = &kdump_on_fatal_mca,
                 .maxlen = sizeof(int),
                 .mode = 0644,
-                .proc_handler = &proc_dointvec,
+                .proc_handler = proc_dointvec,
         },
-        { .ctl_name = 0 }
+        { }
 };
 
 static ctl_table sys_table[] = {
         {
-          .ctl_name = CTL_KERN,
           .procname = "kernel",
           .mode = 0555,
           .child = kdump_ctl_table,
         },
-        { .ctl_name = 0 }
+        { }
 };
 #endif
 
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index d0e7d37017b4..d75b872ca4dc 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -1806,6 +1806,7 @@ sys_call_table:
         data8 sys_preadv
         data8 sys_pwritev                       // 1320
         data8 sys_rt_tgsigqueueinfo
+        data8 sys_recvmmsg
 
         .org sys_call_table + 8*NR_syscalls     // guard against failures to increase NR_syscalls
 #endif /* __IA64_ASM_PARAVIRTUALIZED_NATIVE */
diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c
index 285aae8431c6..53292abf846c 100644
--- a/arch/ia64/kernel/pci-swiotlb.c
+++ b/arch/ia64/kernel/pci-swiotlb.c
@@ -41,7 +41,7 @@ struct dma_map_ops swiotlb_dma_ops = {
 void __init swiotlb_dma_init(void)
 {
         dma_ops = &swiotlb_dma_ops;
-        swiotlb_init();
+        swiotlb_init(1);
 }
 
 void __init pci_swiotlb_init(void)
@@ -51,7 +51,7 @@ void __init pci_swiotlb_init(void)
                 swiotlb = 1;
                 printk(KERN_INFO "PCI-DMA: Re-initialize machine vector.\n");
                 machvec_init("dig");
-                swiotlb_init();
+                swiotlb_init(1);
                 dma_ops = &swiotlb_dma_ops;
 #else
                 panic("Unable to find Intel IOMMU");
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index f1782705b1f7..402698b6689f 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -522,42 +522,37 @@ EXPORT_SYMBOL(pfm_sysctl);
 
 static ctl_table pfm_ctl_table[]={
         {
-                .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "debug",
                 .data           = &pfm_sysctl.debug,
                 .maxlen         = sizeof(int),
                 .mode           = 0666,
-                .proc_handler   = &proc_dointvec,
+                .proc_handler   = proc_dointvec,
         },
         {
-                .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "debug_ovfl",
                 .data           = &pfm_sysctl.debug_ovfl,
                 .maxlen         = sizeof(int),
                 .mode           = 0666,
-                .proc_handler   = &proc_dointvec,
+                .proc_handler   = proc_dointvec,
         },
         {
-                .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "fastctxsw",
                 .data           = &pfm_sysctl.fastctxsw,
                 .maxlen         = sizeof(int),
                 .mode           = 0600,
-                .proc_handler   =  &proc_dointvec,
+                .proc_handler   = proc_dointvec,
         },
         {
-                .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "expert_mode",
                 .data           = &pfm_sysctl.expert_mode,
                 .maxlen         = sizeof(int),
                 .mode           = 0600,
-                .proc_handler   = &proc_dointvec,
+                .proc_handler   = proc_dointvec,
         },
         {}
 };
 static ctl_table pfm_sysctl_dir[] = {
         {
-                .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "perfmon",
                 .mode           = 0555,
                 .child          = pfm_ctl_table,
@@ -566,7 +561,6 @@ static ctl_table pfm_sysctl_dir[] = {
 };
 static ctl_table pfm_sysctl_root[] = {
         {
-                .ctl_name       = CTL_KERN,
                 .procname       = "kernel",
                 .mode           = 0555,
                 .child          = pfm_sysctl_dir,
diff --git a/arch/ia64/kvm/Makefile b/arch/ia64/kvm/Makefile
index 0bb99b732908..1089b3e918ac 100644
--- a/arch/ia64/kvm/Makefile
+++ b/arch/ia64/kvm/Makefile
@@ -49,7 +49,7 @@ EXTRA_CFLAGS += -Ivirt/kvm -Iarch/ia64/kvm/
 EXTRA_AFLAGS += -Ivirt/kvm -Iarch/ia64/kvm/
 
 common-objs = $(addprefix ../../../virt/kvm/, kvm_main.o ioapic.o \
-                coalesced_mmio.o irq_comm.o)
+                coalesced_mmio.o irq_comm.o assigned-dev.o)
 
 ifeq ($(CONFIG_IOMMU_API),y)
 common-objs += $(addprefix ../../../virt/kvm/, iommu.o)
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 0ad09f05efa9..5fdeec5fddcf 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -124,7 +124,7 @@ long ia64_pal_vp_create(u64 *vpd, u64 *host_iva, u64 *opt_handler)
 
 static  DEFINE_SPINLOCK(vp_lock);
 
-void kvm_arch_hardware_enable(void *garbage)
+int kvm_arch_hardware_enable(void *garbage)
 {
         long  status;
         long  tmp_base;
@@ -137,7 +137,7 @@ void kvm_arch_hardware_enable(void *garbage)
         slot = ia64_itr_entry(0x3, KVM_VMM_BASE, pte, KVM_VMM_SHIFT);
         local_irq_restore(saved_psr);
         if (slot < 0)
-                return;
+                return -EINVAL;
 
         spin_lock(&vp_lock);
         status = ia64_pal_vp_init_env(kvm_vsa_base ?
@@ -145,7 +145,7 @@ void kvm_arch_hardware_enable(void *garbage)
                         __pa(kvm_vm_buffer), KVM_VM_BUFFER_BASE, &tmp_base);
         if (status != 0) {
                 printk(KERN_WARNING"kvm: Failed to Enable VT Support!!!!\n");
-                return ;
+                return -EINVAL;
         }
 
         if (!kvm_vsa_base) {
@@ -154,6 +154,8 @@ void kvm_arch_hardware_enable(void *garbage)
         }
         spin_unlock(&vp_lock);
         ia64_ptr_entry(0x3, slot);
+
+        return 0;
 }
 
 void kvm_arch_hardware_disable(void *garbage)
@@ -851,8 +853,7 @@ static int kvm_vm_ioctl_get_irqchip(struct kvm *kvm,
         r = 0;
         switch (chip->chip_id) {
         case KVM_IRQCHIP_IOAPIC:
-                memcpy(&chip->chip.ioapic, ioapic_irqchip(kvm),
-                                sizeof(struct kvm_ioapic_state));
+                r = kvm_get_ioapic(kvm, &chip->chip.ioapic);
                 break;
         default:
                 r = -EINVAL;
@@ -868,9 +869,7 @@ static int kvm_vm_ioctl_set_irqchip(struct kvm *kvm, struct kvm_irqchip *chip)
         r = 0;
         switch (chip->chip_id) {
         case KVM_IRQCHIP_IOAPIC:
-                memcpy(ioapic_irqchip(kvm),
-                                &chip->chip.ioapic,
-                                sizeof(struct kvm_ioapic_state));
+                r = kvm_set_ioapic(kvm, &chip->chip.ioapic);
                 break;
         default:
                 r = -EINVAL;
@@ -944,7 +943,7 @@ long kvm_arch_vm_ioctl(struct file *filp,
 {
         struct kvm *kvm = filp->private_data;
         void __user *argp = (void __user *)arg;
-        int r = -EINVAL;
+        int r = -ENOTTY;
 
         switch (ioctl) {
         case KVM_SET_MEMORY_REGION: {
@@ -985,10 +984,8 @@ long kvm_arch_vm_ioctl(struct file *filp,
                         goto out;
                 if (irqchip_in_kernel(kvm)) {
                         __s32 status;
-                        mutex_lock(&kvm->irq_lock);
                         status = kvm_set_irq(kvm, KVM_USERSPACE_IRQ_SOURCE_ID,
                                     irq_event.irq, irq_event.level);
-                        mutex_unlock(&kvm->irq_lock);
                         if (ioctl == KVM_IRQ_LINE_STATUS) {
                                 irq_event.status = status;
                                 if (copy_to_user(argp, &irq_event,