10 files changed, 28 insertions, 67 deletions

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index bef47725d4ad..5a41e75ae1fe 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -42,6 +42,11 @@ config MMU
 config SWIOTLB
        bool
 
+config GENERIC_LOCKBREAK
+        bool
+        default y
+        depends on SMP && PREEMPT
+
 config RWSEM_XCHGADD_ALGORITHM
         bool
         default y
@@ -75,6 +80,9 @@ config GENERIC_TIME_VSYSCALL
         bool
         default y
 
+config ARCH_SETS_UP_PER_CPU_AREA
+        def_bool y
+
 config DMI
         bool
         default y
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index 08b117e2c54b..9898febf609a 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -497,11 +497,6 @@ simeth_interrupt(int irq, void *dev_id)
 {
         struct net_device *dev = dev_id;
 
-        if ( dev == NULL ) {
-                printk(KERN_WARNING "simeth: irq %d for unknown device\n", irq);
-                return IRQ_NONE;
-        }
-
         /*
          * very simple loop because we get interrupts only when receiving
          */
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index 6ef9b5219930..7661bb065fa5 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -360,7 +360,6 @@ static struct scsi_host_template driver_template = {
         .max_sectors            = 1024,
         .cmd_per_lun            = SIMSCSI_REQ_QUEUE_LEN,
         .use_clustering         = DISABLE_CLUSTERING,
-        .use_sg_chaining        = ENABLE_SG_CHAINING,
 };
 
 static int __init
diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c
index 3e35987af458..4f0c30c38e99 100644
--- a/arch/ia64/ia32/binfmt_elf32.c
+++ b/arch/ia64/ia32/binfmt_elf32.c
@@ -222,7 +222,8 @@ elf32_set_personality (void)
 }
 
 static unsigned long
-elf32_map (struct file *filep, unsigned long addr, struct elf_phdr *eppnt, int prot, int type)
+elf32_map(struct file *filep, unsigned long addr, struct elf_phdr *eppnt,
+                int prot, int type, unsigned long unused)
 {
         unsigned long pgoff = (eppnt->p_vaddr) & ~IA32_PAGE_MASK;
 
diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c
index 196287928bae..e699eb6c44be 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -947,7 +947,7 @@ percpu_modcopy (void *pcpudst, const void *src, unsigned long size)
 {
         unsigned int i;
         for_each_possible_cpu(i) {
-                memcpy(pcpudst + __per_cpu_offset[i], src, size);
+                memcpy(pcpudst + per_cpu_offset(i), src, size);
         }
 }
 #endif /* CONFIG_SMP */
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 4ac2b1f1bd3b..86028c69861e 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -71,8 +71,6 @@ unsigned long __per_cpu_offset[NR_CPUS];
 EXPORT_SYMBOL(__per_cpu_offset);
 #endif
 
-extern void ia64_setup_printk_clock(void);
-
 DEFINE_PER_CPU(struct cpuinfo_ia64, cpu_info);
 DEFINE_PER_CPU(unsigned long, local_per_cpu_offset);
 unsigned long ia64_cycles_per_usec;
@@ -507,8 +505,6 @@ setup_arch (char **cmdline_p)
         /* process SAL system table: */
         ia64_sal_init(__va(efi.sal_systab));
 
-        ia64_setup_printk_clock();
-
 #ifdef CONFIG_SMP
         cpu_physical_id(0) = hard_smp_processor_id();
 #endif
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 2bb84214e5f1..3ab042720970 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -344,33 +344,6 @@ udelay (unsigned long usecs)
 }
 EXPORT_SYMBOL(udelay);
 
-static unsigned long long ia64_itc_printk_clock(void)
-{
-        if (ia64_get_kr(IA64_KR_PER_CPU_DATA))
-                return sched_clock();
-        return 0;
-}
-
-static unsigned long long ia64_default_printk_clock(void)
-{
-        return (unsigned long long)(jiffies_64 - INITIAL_JIFFIES) *
-                (1000000000/HZ);
-}
-
-unsigned long long (*ia64_printk_clock)(void) = &ia64_default_printk_clock;
-
-unsigned long long printk_clock(void)
-{
-        return ia64_printk_clock();
-}
-
-void __init
-ia64_setup_printk_clock(void)
-{
-        if (!(sal_platform_features & IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT))
-                ia64_printk_clock = ia64_itc_printk_clock;
-}
-
 /* IA64 doesn't cache the timezone */
 void update_vsyscall_tz(void)
 {
diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c
index 14261fee5f4d..a2484fc1a06c 100644
--- a/arch/ia64/kernel/topology.c
+++ b/arch/ia64/kernel/topology.c
@@ -354,27 +354,27 @@ static int __cpuinit cache_add_dev(struct sys_device * sys_dev)
         if (unlikely(retval < 0))
                 return retval;
 
-        all_cpu_cache_info[cpu].kobj.parent = &sys_dev->kobj;
-        kobject_set_name(&all_cpu_cache_info[cpu].kobj, "%s", "cache");
-        all_cpu_cache_info[cpu].kobj.ktype = &cache_ktype_percpu_entry;
-        retval = kobject_register(&all_cpu_cache_info[cpu].kobj);
+        retval = kobject_init_and_add(&all_cpu_cache_info[cpu].kobj,
+                                      &cache_ktype_percpu_entry, &sys_dev->kobj,
+                                      "%s", "cache");
 
         for (i = 0; i < all_cpu_cache_info[cpu].num_cache_leaves; i++) {
                 this_object = LEAF_KOBJECT_PTR(cpu,i);
-                this_object->kobj.parent = &all_cpu_cache_info[cpu].kobj;
-                kobject_set_name(&(this_object->kobj), "index%1lu", i);
-                this_object->kobj.ktype = &cache_ktype;
-                retval = kobject_register(&(this_object->kobj));
+                retval = kobject_init_and_add(&(this_object->kobj),
+                                              &cache_ktype,
+                                              &all_cpu_cache_info[cpu].kobj,
+                                              "index%1lu", i);
                 if (unlikely(retval)) {
                         for (j = 0; j < i; j++) {
-                                kobject_unregister(
-                                        &(LEAF_KOBJECT_PTR(cpu,j)->kobj));
+                                kobject_put(&(LEAF_KOBJECT_PTR(cpu,j)->kobj));
                         }
-                        kobject_unregister(&all_cpu_cache_info[cpu].kobj);
+                        kobject_put(&all_cpu_cache_info[cpu].kobj);
                         cpu_cache_sysfs_exit(cpu);
                         break;
                 }
+                kobject_uevent(&(this_object->kobj), KOBJ_ADD);
         }
+        kobject_uevent(&all_cpu_cache_info[cpu].kobj, KOBJ_ADD);
         return retval;
 }
 
@@ -385,10 +385,10 @@ static int __cpuinit cache_remove_dev(struct sys_device * sys_dev)
         unsigned long i;
 
         for (i = 0; i < all_cpu_cache_info[cpu].num_cache_leaves; i++)
-                kobject_unregister(&(LEAF_KOBJECT_PTR(cpu,i)->kobj));
+                kobject_put(&(LEAF_KOBJECT_PTR(cpu,i)->kobj));
 
         if (all_cpu_cache_info[cpu].kobj.parent) {
-                kobject_unregister(&all_cpu_cache_info[cpu].kobj);
+                kobject_put(&all_cpu_cache_info[cpu].kobj);
                 memset(&all_cpu_cache_info[cpu].kobj,
                         0,
                         sizeof(struct kobject));
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index 757e419ebcf8..80622acc95de 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -27,8 +27,8 @@ SECTIONS
 {
   /* Sections to be discarded */
   /DISCARD/ : {
-        *(.exit.text)
-        *(.exit.data)
+        EXIT_TEXT
+        EXIT_DATA
         *(.exitcall.exit)
         *(.IA_64.unwind.exit.text)
         *(.IA_64.unwind_info.exit.text)
@@ -119,12 +119,12 @@ SECTIONS
   .init.text : AT(ADDR(.init.text) - LOAD_OFFSET)
         {
           _sinittext = .;
-          *(.init.text)
+          INIT_TEXT
           _einittext = .;
         }
 
   .init.data : AT(ADDR(.init.data) - LOAD_OFFSET)
-        { *(.init.data) }
+        { INIT_DATA }
 
 #ifdef CONFIG_BLK_DEV_INITRD
   .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET)
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index 1f38a3a68390..bb1d24929640 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -64,7 +64,6 @@ extern void sn_timer_init(void);
 extern unsigned long last_time_offset;
 extern void (*ia64_mark_idle) (int);
 extern void snidle(int);
-extern unsigned long long (*ia64_printk_clock)(void);
 
 unsigned long sn_rtc_cycles_per_second;
 EXPORT_SYMBOL(sn_rtc_cycles_per_second);
@@ -360,14 +359,6 @@ sn_scan_pcdp(void)
 
 static unsigned long sn2_rtc_initial;
 
-static unsigned long long ia64_sn2_printk_clock(void)
-{
-        unsigned long rtc_now = rtc_time();
-
-        return (rtc_now - sn2_rtc_initial) *
-                (1000000000 / sn_rtc_cycles_per_second);
-}
-
 /**
  * sn_setup - SN platform setup routine
  * @cmdline_p: kernel command line
@@ -468,8 +459,6 @@ void __init sn_setup(char **cmdline_p)
 
         platform_intr_list[ACPI_INTERRUPT_CPEI] = IA64_CPE_VECTOR;
 
-        ia64_printk_clock = ia64_sn2_printk_clock;
-
         printk("SGI SAL version %x.%02x\n", version >> 8, version & 0x00FF);
 
         /*