11 files changed, 66 insertions, 70 deletions

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 5629e2099130..47a2f1c2cb0d 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -4,6 +4,7 @@ config SUPERH
         select CLKDEV_LOOKUP
         select HAVE_IDE if HAS_IOPORT
         select HAVE_MEMBLOCK
+        select HAVE_MEMBLOCK_NODE_MAP
         select HAVE_OPROFILE
         select HAVE_GENERIC_DMA_COHERENT
         select HAVE_ARCH_TRACEHOOK
diff --git a/arch/sh/drivers/dma/dma-sysfs.c b/arch/sh/drivers/dma/dma-sysfs.c
index 83cc704770d7..b1cb2715ad6e 100644
--- a/arch/sh/drivers/dma/dma-sysfs.c
+++ b/arch/sh/drivers/dma/dma-sysfs.c
@@ -12,18 +12,19 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/stat.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
 #include <linux/platform_device.h>
 #include <linux/err.h>
 #include <linux/string.h>
 #include <asm/dma.h>
 
-static struct sysdev_class dma_sysclass = {
+static struct bus_type dma_subsys = {
         .name = "dma",
+        .dev_name = "dma",
 };
 
-static ssize_t dma_show_devices(struct sys_device *dev,
-                                struct sysdev_attribute *attr, char *buf)
+static ssize_t dma_show_devices(struct device *dev,
+                                struct device_attribute *attr, char *buf)
 {
         ssize_t len = 0;
         int i;
@@ -43,29 +44,29 @@ static ssize_t dma_show_devices(struct sys_device *dev,
         return len;
 }
 
-static SYSDEV_ATTR(devices, S_IRUGO, dma_show_devices, NULL);
+static DEVICE_ATTR(devices, S_IRUGO, dma_show_devices, NULL);
 
-static int __init dma_sysclass_init(void)
+static int __init dma_subsys_init(void)
 {
         int ret;
 
-        ret = sysdev_class_register(&dma_sysclass);
+        ret = subsys_system_register(&dma_subsys, NULL);
         if (unlikely(ret))
                 return ret;
 
-        return sysfs_create_file(&dma_sysclass.kset.kobj, &attr_devices.attr);
+        return device_create_file(dma_subsys.dev_root, &dev_attr_devices.attr);
 }
-postcore_initcall(dma_sysclass_init);
+postcore_initcall(dma_subsys_init);
 
-static ssize_t dma_show_dev_id(struct sys_device *dev,
-                                struct sysdev_attribute *attr, char *buf)
+static ssize_t dma_show_dev_id(struct device *dev,
+                                struct device_attribute *attr, char *buf)
 {
         struct dma_channel *channel = to_dma_channel(dev);
         return sprintf(buf, "%s\n", channel->dev_id);
 }
 
-static ssize_t dma_store_dev_id(struct sys_device *dev,
-                                struct sysdev_attribute *attr,
+static ssize_t dma_store_dev_id(struct device *dev,
+                                struct device_attribute *attr,
                                 const char *buf, size_t count)
 {
         struct dma_channel *channel = to_dma_channel(dev);
@@ -73,10 +74,10 @@ static ssize_t dma_store_dev_id(struct sys_device *dev,
         return count;
 }
 
-static SYSDEV_ATTR(dev_id, S_IRUGO | S_IWUSR, dma_show_dev_id, dma_store_dev_id);
+static DEVICE_ATTR(dev_id, S_IRUGO | S_IWUSR, dma_show_dev_id, dma_store_dev_id);
 
-static ssize_t dma_store_config(struct sys_device *dev,
-                                struct sysdev_attribute *attr,
+static ssize_t dma_store_config(struct device *dev,
+                                struct device_attribute *attr,
                                 const char *buf, size_t count)
 {
         struct dma_channel *channel = to_dma_channel(dev);
@@ -88,17 +89,17 @@ static ssize_t dma_store_config(struct sys_device *dev,
         return count;
 }
 
-static SYSDEV_ATTR(config, S_IWUSR, NULL, dma_store_config);
+static DEVICE_ATTR(config, S_IWUSR, NULL, dma_store_config);
 
-static ssize_t dma_show_mode(struct sys_device *dev,
-                                struct sysdev_attribute *attr, char *buf)
+static ssize_t dma_show_mode(struct device *dev,
+                                struct device_attribute *attr, char *buf)
 {
         struct dma_channel *channel = to_dma_channel(dev);
         return sprintf(buf, "0x%08x\n", channel->mode);
 }
 
-static ssize_t dma_store_mode(struct sys_device *dev,
-                              struct sysdev_attribute *attr,
+static ssize_t dma_store_mode(struct device *dev,
+                              struct device_attribute *attr,
                               const char *buf, size_t count)
 {
         struct dma_channel *channel = to_dma_channel(dev);
@@ -106,38 +107,38 @@ static ssize_t dma_store_mode(struct sys_device *dev,
         return count;
 }
 
-static SYSDEV_ATTR(mode, S_IRUGO | S_IWUSR, dma_show_mode, dma_store_mode);
+static DEVICE_ATTR(mode, S_IRUGO | S_IWUSR, dma_show_mode, dma_store_mode);
 
 #define dma_ro_attr(field, fmt)                                         \
-static ssize_t dma_show_##field(struct sys_device *dev,                 \
-                                struct sysdev_attribute *attr, char *buf)\
+static ssize_t dma_show_##field(struct device *dev,             \
+                                struct device_attribute *attr, char *buf)\
 {                                                                       \
         struct dma_channel *channel = to_dma_channel(dev);              \
         return sprintf(buf, fmt, channel->field);                       \
 }                                                                       \
-static SYSDEV_ATTR(field, S_IRUGO, dma_show_##field, NULL);
+static DEVICE_ATTR(field, S_IRUGO, dma_show_##field, NULL);
 
 dma_ro_attr(count, "0x%08x\n");
 dma_ro_attr(flags, "0x%08lx\n");
 
 int dma_create_sysfs_files(struct dma_channel *chan, struct dma_info *info)
 {
-        struct sys_device *dev = &chan->dev;
+        struct device *dev = &chan->dev;
         char name[16];
         int ret;
 
         dev->id  = chan->vchan;
-        dev->cls = &dma_sysclass;
+        dev->bus = &dma_subsys;
 
-        ret = sysdev_register(dev);
+        ret = device_register(dev);
         if (ret)
                 return ret;
 
-        ret |= sysdev_create_file(dev, &attr_dev_id);
-        ret |= sysdev_create_file(dev, &attr_count);
-        ret |= sysdev_create_file(dev, &attr_mode);
-        ret |= sysdev_create_file(dev, &attr_flags);
-        ret |= sysdev_create_file(dev, &attr_config);
+        ret |= device_create_file(dev, &dev_attr_dev_id);
+        ret |= device_create_file(dev, &dev_attr_count);
+        ret |= device_create_file(dev, &dev_attr_mode);
+        ret |= device_create_file(dev, &dev_attr_flags);
+        ret |= device_create_file(dev, &dev_attr_config);
 
         if (unlikely(ret)) {
                 dev_err(&info->pdev->dev, "Failed creating attrs\n");
@@ -150,17 +151,17 @@ int dma_create_sysfs_files(struct dma_channel *chan, struct dma_info *info)
 
 void dma_remove_sysfs_files(struct dma_channel *chan, struct dma_info *info)
 {
-        struct sys_device *dev = &chan->dev;
+        struct device *dev = &chan->dev;
         char name[16];
 
-        sysdev_remove_file(dev, &attr_dev_id);
-        sysdev_remove_file(dev, &attr_count);
-        sysdev_remove_file(dev, &attr_mode);
-        sysdev_remove_file(dev, &attr_flags);
-        sysdev_remove_file(dev, &attr_config);
+        device_remove_file(dev, &dev_attr_dev_id);
+        device_remove_file(dev, &dev_attr_count);
+        device_remove_file(dev, &dev_attr_mode);
+        device_remove_file(dev, &dev_attr_flags);
+        device_remove_file(dev, &dev_attr_config);
 
         snprintf(name, sizeof(name), "dma%d", chan->chan);
         sysfs_remove_link(&info->pdev->dev.kobj, name);
 
-        sysdev_unregister(dev);
+        device_unregister(dev);
 }
diff --git a/arch/sh/include/asm/dma.h b/arch/sh/include/asm/dma.h
index 07373a074090..6aa2080c0065 100644
--- a/arch/sh/include/asm/dma.h
+++ b/arch/sh/include/asm/dma.h
@@ -14,7 +14,7 @@
 #include <linux/spinlock.h>
 #include <linux/wait.h>
 #include <linux/sched.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
 #include <cpu/dma.h>
 #include <asm-generic/dma.h>
 
@@ -91,7 +91,7 @@ struct dma_channel {
 
         wait_queue_head_t wait_queue;
 
-        struct sys_device dev;
+        struct device dev;
         void *priv_data;
 };
 
diff --git a/arch/sh/include/asm/memblock.h b/arch/sh/include/asm/memblock.h
deleted file mode 100644
index e87063fad2ea..000000000000
--- a/arch/sh/include/asm/memblock.h
+++ /dev/null
@@ -1,4 +0,0 @@
-#ifndef __ASM_SH_MEMBLOCK_H
-#define __ASM_SH_MEMBLOCK_H
-
-#endif /* __ASM_SH_MEMBLOCK_H */
diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c
index f0907995b4c9..a8140f0bbf6c 100644
--- a/arch/sh/kernel/cpu/sh4/sq.c
+++ b/arch/sh/kernel/cpu/sh4/sq.c
@@ -13,7 +13,7 @@
 #include <linux/init.h>
 #include <linux/cpu.h>
 #include <linux/bitmap.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/slab.h>
@@ -337,9 +337,9 @@ static struct kobj_type ktype_percpu_entry = {
         .default_attrs  = sq_sysfs_attrs,
 };
 
-static int __devinit sq_sysdev_add(struct sys_device *sysdev)
+static int __devinit sq_dev_add(struct device *dev)
 {
-        unsigned int cpu = sysdev->id;
+        unsigned int cpu = dev->id;
         struct kobject *kobj;
         int error;
 
@@ -348,25 +348,27 @@ static int __devinit sq_sysdev_add(struct sys_device *sysdev)
                 return -ENOMEM;
 
         kobj = sq_kobject[cpu];
-        error = kobject_init_and_add(kobj, &ktype_percpu_entry, &sysdev->kobj,
+        error = kobject_init_and_add(kobj, &ktype_percpu_entry, &dev->kobj,
                                      "%s", "sq");
         if (!error)
                 kobject_uevent(kobj, KOBJ_ADD);
         return error;
 }
 
-static int __devexit sq_sysdev_remove(struct sys_device *sysdev)
+static int __devexit sq_dev_remove(struct device *dev)
 {
-        unsigned int cpu = sysdev->id;
+        unsigned int cpu = dev->id;
         struct kobject *kobj = sq_kobject[cpu];
 
         kobject_put(kobj);
         return 0;
 }
 
-static struct sysdev_driver sq_sysdev_driver = {
-        .add            = sq_sysdev_add,
-        .remove         = __devexit_p(sq_sysdev_remove),
+static struct subsys_interface sq_interface = {
+        .name           = "sq"
+        .subsys         = &cpu_subsys,
+        .add_dev        = sq_dev_add,
+        .remove_dev     = __devexit_p(sq_dev_remove),
 };
 
 static int __init sq_api_init(void)
@@ -386,7 +388,7 @@ static int __init sq_api_init(void)
         if (unlikely(!sq_bitmap))
                 goto out;
 
-        ret = sysdev_driver_register(&cpu_sysdev_class, &sq_sysdev_driver);
+        ret = subsys_interface_register(&sq_interface);
         if (unlikely(ret != 0))
                 goto out;
 
@@ -401,7 +403,7 @@ out:
 
 static void __exit sq_api_exit(void)
 {
-        sysdev_driver_unregister(&cpu_sysdev_class, &sq_sysdev_driver);
+        subsys_interface_unregister(&sq_interface);
         kfree(sq_bitmap);
         kmem_cache_destroy(sq_cache);
 }
diff --git a/arch/sh/kernel/idle.c b/arch/sh/kernel/idle.c
index db4ecd731a00..406508d4ce74 100644
--- a/arch/sh/kernel/idle.c
+++ b/arch/sh/kernel/idle.c
@@ -89,7 +89,8 @@ void cpu_idle(void)
 
         /* endless idle loop with no priority at all */
         while (1) {
-                tick_nohz_stop_sched_tick(1);
+                tick_nohz_idle_enter();
+                rcu_idle_enter();
 
                 while (!need_resched()) {
                         check_pgt_cache();
@@ -111,7 +112,8 @@ void cpu_idle(void)
                         start_critical_timings();
                 }
 
-                tick_nohz_restart_sched_tick();
+                rcu_idle_exit();
+                tick_nohz_idle_exit();
                 preempt_enable_no_resched();
                 schedule();
                 preempt_disable();
diff --git a/arch/sh/kernel/machine_kexec.c b/arch/sh/kernel/machine_kexec.c
index c5a33f007f88..9fea49f6e667 100644
--- a/arch/sh/kernel/machine_kexec.c
+++ b/arch/sh/kernel/machine_kexec.c
@@ -157,9 +157,6 @@ void __init reserve_crashkernel(void)
         unsigned long long crash_size, crash_base;
         int ret;
 
-        /* this is necessary because of memblock_phys_mem_size() */
-        memblock_analyze();
-
         ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(),
                         &crash_size, &crash_base);
         if (ret == 0 && crash_size > 0) {
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index 1a0e946679a4..7b57bf1dc855 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -230,7 +230,8 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn,
         pmb_bolt_mapping((unsigned long)__va(start), start, end - start,
                          PAGE_KERNEL);
 
-        add_active_range(nid, start_pfn, end_pfn);
+        memblock_set_node(PFN_PHYS(start_pfn),
+                          PFN_PHYS(end_pfn - start_pfn), nid);
 }
 
 void __init __weak plat_early_device_setup(void)
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index c3e61b366493..cb8f9920f4dd 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -143,9 +143,6 @@ config MAX_ACTIVE_REGIONS
                        CPU_SUBTYPE_SH7785)
         default "1"
 
-config ARCH_POPULATES_NODE_MAP
-        def_bool y
-
 config ARCH_SELECT_MEMORY_MODEL
         def_bool y
 
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 939ca0f356f6..82cc576fab15 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -324,7 +324,6 @@ void __init paging_init(void)
         unsigned long vaddr, end;
         int nid;
 
-        memblock_init();
         sh_mv.mv_mem_init();
 
         early_reserve_mem();
@@ -337,7 +336,7 @@ void __init paging_init(void)
                 sh_mv.mv_mem_reserve();
 
         memblock_enforce_memory_limit(memory_limit);
-        memblock_analyze();
+        memblock_allow_resize();
 
         memblock_dump_all();
 
diff --git a/arch/sh/oprofile/common.c b/arch/sh/oprofile/common.c
index b4c2d2b946dd..e4dd5d5a1115 100644
--- a/arch/sh/oprofile/common.c
+++ b/arch/sh/oprofile/common.c
@@ -49,7 +49,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
         return oprofile_perf_init(ops);
 }
 
-void __exit oprofile_arch_exit(void)
+void oprofile_arch_exit(void)
 {
         oprofile_perf_exit();
         kfree(sh_pmu_op_name);
@@ -60,5 +60,5 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
         ops->backtrace = sh_backtrace;
         return -ENODEV;
 }
-void __exit oprofile_arch_exit(void) {}
+void oprofile_arch_exit(void) {}
 #endif /* CONFIG_HW_PERF_EVENTS */