diff options
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/Kconfig | 4 | ||||
| -rw-r--r-- | arch/sparc/include/asm/memblock.h | 8 | ||||
| -rw-r--r-- | arch/sparc/include/asm/socket.h | 3 | ||||
| -rw-r--r-- | arch/sparc/kernel/process_64.c | 6 | ||||
| -rw-r--r-- | arch/sparc/kernel/setup_32.c | 2 | ||||
| -rw-r--r-- | arch/sparc/kernel/sys_sparc_64.c | 6 | ||||
| -rw-r--r-- | arch/sparc/kernel/sysfs.c | 122 | ||||
| -rw-r--r-- | arch/sparc/mm/init_64.c | 32 |
8 files changed, 80 insertions, 103 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index f92602e8660..70ae9d81870 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -43,6 +43,7 @@ config SPARC64 select HAVE_KPROBES select HAVE_RCU_TABLE_FREE if SMP select HAVE_MEMBLOCK + select HAVE_MEMBLOCK_NODE_MAP select HAVE_SYSCALL_WRAPPERS select HAVE_DYNAMIC_FTRACE select HAVE_FTRACE_MCOUNT_RECORD @@ -352,9 +353,6 @@ config NODES_SPAN_OTHER_NODES def_bool y depends on NEED_MULTIPLE_NODES -config ARCH_POPULATES_NODE_MAP - def_bool y if SPARC64 - config ARCH_SELECT_MEMORY_MODEL def_bool y if SPARC64 diff --git a/arch/sparc/include/asm/memblock.h b/arch/sparc/include/asm/memblock.h deleted file mode 100644 index c67b047ef85..00000000000 --- a/arch/sparc/include/asm/memblock.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef _SPARC64_MEMBLOCK_H -#define _SPARC64_MEMBLOCK_H - -#include <asm/oplib.h> - -#define MEMBLOCK_DBG(fmt...) prom_printf(fmt) - -#endif /* !(_SPARC64_MEMBLOCK_H) */ diff --git a/arch/sparc/include/asm/socket.h b/arch/sparc/include/asm/socket.h index 9d3fefcff2f..8af1b64168b 100644 --- a/arch/sparc/include/asm/socket.h +++ b/arch/sparc/include/asm/socket.h @@ -58,6 +58,9 @@ #define SO_RXQ_OVFL 0x0024 +#define SO_WIFI_STATUS 0x0025 +#define SCM_WIFI_STATUS SO_WIFI_STATUS + /* Security levels - as per NRL IPv6 - don't actually do anything */ #define SO_SECURITY_AUTHENTICATION 0x5001 #define SO_SECURITY_ENCRYPTION_TRANSPORT 0x5002 diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c index 3739a06a76c..39d8b05201a 100644 --- a/arch/sparc/kernel/process_64.c +++ b/arch/sparc/kernel/process_64.c @@ -95,12 +95,14 @@ void cpu_idle(void) set_thread_flag(TIF_POLLING_NRFLAG); while(1) { - tick_nohz_stop_sched_tick(1); + tick_nohz_idle_enter(); + rcu_idle_enter(); while (!need_resched() && !cpu_is_offline(cpu)) sparc64_yield(cpu); - tick_nohz_restart_sched_tick(); + rcu_idle_exit(); + tick_nohz_idle_exit(); preempt_enable_no_resched(); diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c index fe1e3fc31bc..ffb883ddd0f 100644 --- a/arch/sparc/kernel/setup_32.c +++ b/arch/sparc/kernel/setup_32.c @@ -84,7 +84,7 @@ static void prom_sync_me(void) prom_printf("PROM SYNC COMMAND...\n"); show_free_areas(0); - if(current->pid != 0) { + if (!is_idle_task(current)) { local_irq_enable(); sys_sync(); local_irq_disable(); diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index 441521ad8a3..232df994953 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -368,11 +368,11 @@ static unsigned long mmap_rnd(void) if (current->flags & PF_RANDOMIZE) { unsigned long val = get_random_int(); if (test_thread_flag(TIF_32BIT)) - rnd = (val % (1UL << (22UL-PAGE_SHIFT))); + rnd = (val % (1UL << (23UL-PAGE_SHIFT))); else - rnd = (val % (1UL << (29UL-PAGE_SHIFT))); + rnd = (val % (1UL << (30UL-PAGE_SHIFT))); } - return (rnd << PAGE_SHIFT) * 2; + return rnd << PAGE_SHIFT; } void arch_pick_mmap_layout(struct mm_struct *mm) diff --git a/arch/sparc/kernel/sysfs.c b/arch/sparc/kernel/sysfs.c index 7408201d7ef..654e8aad3bb 100644 --- a/arch/sparc/kernel/sysfs.c +++ b/arch/sparc/kernel/sysfs.c @@ -3,7 +3,7 @@ * Copyright (C) 2007 David S. Miller <davem@davemloft.net> */ #include <linux/sched.h> -#include <linux/sysdev.h> +#include <linux/device.h> #include <linux/cpu.h> #include <linux/smp.h> #include <linux/percpu.h> @@ -16,13 +16,13 @@ static DEFINE_PER_CPU(struct hv_mmu_statistics, mmu_stats) __attribute__((aligned(64))); #define SHOW_MMUSTAT_ULONG(NAME) \ -static ssize_t show_##NAME(struct sys_device *dev, \ - struct sysdev_attribute *attr, char *buf) \ +static ssize_t show_##NAME(struct device *dev, \ + struct device_attribute *attr, char *buf) \ { \ struct hv_mmu_statistics *p = &per_cpu(mmu_stats, dev->id); \ return sprintf(buf, "%lu\n", p->NAME); \ } \ -static SYSDEV_ATTR(NAME, 0444, show_##NAME, NULL) +static DEVICE_ATTR(NAME, 0444, show_##NAME, NULL) SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctx0_8k_tte); SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctx0_8k_tte); @@ -58,38 +58,38 @@ SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctxnon0_256mb_tte); SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctxnon0_256mb_tte); static struct attribute *mmu_stat_attrs[] = { - &attr_immu_tsb_hits_ctx0_8k_tte.attr, - &attr_immu_tsb_ticks_ctx0_8k_tte.attr, - &attr_immu_tsb_hits_ctx0_64k_tte.attr, - &attr_immu_tsb_ticks_ctx0_64k_tte.attr, - &attr_immu_tsb_hits_ctx0_4mb_tte.attr, - &attr_immu_tsb_ticks_ctx0_4mb_tte.attr, - &attr_immu_tsb_hits_ctx0_256mb_tte.attr, - &attr_immu_tsb_ticks_ctx0_256mb_tte.attr, - &attr_immu_tsb_hits_ctxnon0_8k_tte.attr, - &attr_immu_tsb_ticks_ctxnon0_8k_tte.attr, - &attr_immu_tsb_hits_ctxnon0_64k_tte.attr, - &attr_immu_tsb_ticks_ctxnon0_64k_tte.attr, - &attr_immu_tsb_hits_ctxnon0_4mb_tte.attr, - &attr_immu_tsb_ticks_ctxnon0_4mb_tte.attr, - &attr_immu_tsb_hits_ctxnon0_256mb_tte.attr, - &attr_immu_tsb_ticks_ctxnon0_256mb_tte.attr, - &attr_dmmu_tsb_hits_ctx0_8k_tte.attr, - &attr_dmmu_tsb_ticks_ctx0_8k_tte.attr, - &attr_dmmu_tsb_hits_ctx0_64k_tte.attr, - &attr_dmmu_tsb_ticks_ctx0_64k_tte.attr, - &attr_dmmu_tsb_hits_ctx0_4mb_tte.attr, - &attr_dmmu_tsb_ticks_ctx0_4mb_tte.attr, - &attr_dmmu_tsb_hits_ctx0_256mb_tte.attr, - &attr_dmmu_tsb_ticks_ctx0_256mb_tte.attr, - &attr_dmmu_tsb_hits_ctxnon0_8k_tte.attr, - &attr_dmmu_tsb_ticks_ctxnon0_8k_tte.attr, - &attr_dmmu_tsb_hits_ctxnon0_64k_tte.attr, - &attr_dmmu_tsb_ticks_ctxnon0_64k_tte.attr, - &attr_dmmu_tsb_hits_ctxnon0_4mb_tte.attr, - &attr_dmmu_tsb_ticks_ctxnon0_4mb_tte.attr, - &attr_dmmu_tsb_hits_ctxnon0_256mb_tte.attr, - &attr_dmmu_tsb_ticks_ctxnon0_256mb_tte.attr, + &dev_attr_immu_tsb_hits_ctx0_8k_tte.attr, + &dev_attr_immu_tsb_ticks_ctx0_8k_tte.attr, + &dev_attr_immu_tsb_hits_ctx0_64k_tte.attr, + &dev_attr_immu_tsb_ticks_ctx0_64k_tte.attr, + &dev_attr_immu_tsb_hits_ctx0_4mb_tte.attr, + &dev_attr_immu_tsb_ticks_ctx0_4mb_tte.attr, + &dev_attr_immu_tsb_hits_ctx0_256mb_tte.attr, + &dev_attr_immu_tsb_ticks_ctx0_256mb_tte.attr, + &dev_attr_immu_tsb_hits_ctxnon0_8k_tte.attr, + &dev_attr_immu_tsb_ticks_ctxnon0_8k_tte.attr, + &dev_attr_immu_tsb_hits_ctxnon0_64k_tte.attr, + &dev_attr_immu_tsb_ticks_ctxnon0_64k_tte.attr, + &dev_attr_immu_tsb_hits_ctxnon0_4mb_tte.attr, + &dev_attr_immu_tsb_ticks_ctxnon0_4mb_tte.attr, + &dev_attr_immu_tsb_hits_ctxnon0_256mb_tte.attr, + &dev_attr_immu_tsb_ticks_ctxnon0_256mb_tte.attr, + &dev_attr_dmmu_tsb_hits_ctx0_8k_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctx0_8k_tte.attr, + &dev_attr_dmmu_tsb_hits_ctx0_64k_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctx0_64k_tte.attr, + &dev_attr_dmmu_tsb_hits_ctx0_4mb_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctx0_4mb_tte.attr, + &dev_attr_dmmu_tsb_hits_ctx0_256mb_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctx0_256mb_tte.attr, + &dev_attr_dmmu_tsb_hits_ctxnon0_8k_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctxnon0_8k_tte.attr, + &dev_attr_dmmu_tsb_hits_ctxnon0_64k_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctxnon0_64k_tte.attr, + &dev_attr_dmmu_tsb_hits_ctxnon0_4mb_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctxnon0_4mb_tte.attr, + &dev_attr_dmmu_tsb_hits_ctxnon0_256mb_tte.attr, + &dev_attr_dmmu_tsb_ticks_ctxnon0_256mb_tte.attr, NULL, }; @@ -139,15 +139,15 @@ static unsigned long write_mmustat_enable(unsigned long val) return sun4v_mmustat_conf(ra, &orig_ra); } -static ssize_t show_mmustat_enable(struct sys_device *s, - struct sysdev_attribute *attr, char *buf) +static ssize_t show_mmustat_enable(struct device *s, + struct device_attribute *attr, char *buf) { unsigned long val = run_on_cpu(s->id, read_mmustat_enable, 0); return sprintf(buf, "%lx\n", val); } -static ssize_t store_mmustat_enable(struct sys_device *s, - struct sysdev_attribute *attr, const char *buf, +static ssize_t store_mmustat_enable(struct device *s, + struct device_attribute *attr, const char *buf, size_t count) { unsigned long val, err; @@ -163,39 +163,39 @@ static ssize_t store_mmustat_enable(struct sys_device *s, return count; } -static SYSDEV_ATTR(mmustat_enable, 0644, show_mmustat_enable, store_mmustat_enable); +static DEVICE_ATTR(mmustat_enable, 0644, show_mmustat_enable, store_mmustat_enable); static int mmu_stats_supported; -static int register_mmu_stats(struct sys_device *s) +static int register_mmu_stats(struct device *s) { if (!mmu_stats_supported) return 0; - sysdev_create_file(s, &attr_mmustat_enable); + device_create_file(s, &dev_attr_mmustat_enable); return sysfs_create_group(&s->kobj, &mmu_stat_group); } #ifdef CONFIG_HOTPLUG_CPU -static void unregister_mmu_stats(struct sys_device *s) +static void unregister_mmu_stats(struct device *s) { if (!mmu_stats_supported) return; sysfs_remove_group(&s->kobj, &mmu_stat_group); - sysdev_remove_file(s, &attr_mmustat_enable); + device_remove_file(s, &dev_attr_mmustat_enable); } #endif #define SHOW_CPUDATA_ULONG_NAME(NAME, MEMBER) \ -static ssize_t show_##NAME(struct sys_device *dev, \ - struct sysdev_attribute *attr, char *buf) \ +static ssize_t show_##NAME(struct device *dev, \ + struct device_attribute *attr, char *buf) \ { \ cpuinfo_sparc *c = &cpu_data(dev->id); \ return sprintf(buf, "%lu\n", c->MEMBER); \ } #define SHOW_CPUDATA_UINT_NAME(NAME, MEMBER) \ -static ssize_t show_##NAME(struct sys_device *dev, \ - struct sysdev_attribute *attr, char *buf) \ +static ssize_t show_##NAME(struct device *dev, \ + struct device_attribute *attr, char *buf) \ { \ cpuinfo_sparc *c = &cpu_data(dev->id); \ return sprintf(buf, "%u\n", c->MEMBER); \ @@ -209,14 +209,14 @@ SHOW_CPUDATA_UINT_NAME(l1_icache_line_size, icache_line_size); SHOW_CPUDATA_UINT_NAME(l2_cache_size, ecache_size); SHOW_CPUDATA_UINT_NAME(l2_cache_line_size, ecache_line_size); -static struct sysdev_attribute cpu_core_attrs[] = { - _SYSDEV_ATTR(clock_tick, 0444, show_clock_tick, NULL), - _SYSDEV_ATTR(l1_dcache_size, 0444, show_l1_dcache_size, NULL), - _SYSDEV_ATTR(l1_dcache_line_size, 0444, show_l1_dcache_line_size, NULL), - _SYSDEV_ATTR(l1_icache_size, 0444, show_l1_icache_size, NULL), - _SYSDEV_ATTR(l1_icache_line_size, 0444, show_l1_icache_line_size, NULL), - _SYSDEV_ATTR(l2_cache_size, 0444, show_l2_cache_size, NULL), - _SYSDEV_ATTR(l2_cache_line_size, 0444, show_l2_cache_line_size, NULL), +static struct device_attribute cpu_core_attrs[] = { + __ATTR(clock_tick, 0444, show_clock_tick, NULL), + __ATTR(l1_dcache_size, 0444, show_l1_dcache_size, NULL), + __ATTR(l1_dcache_line_size, 0444, show_l1_dcache_line_size, NULL), + __ATTR(l1_icache_size, 0444, show_l1_icache_size, NULL), + __ATTR(l1_icache_line_size, 0444, show_l1_icache_line_size, NULL), + __ATTR(l2_cache_size, 0444, show_l2_cache_size, NULL), + __ATTR(l2_cache_line_size, 0444, show_l2_cache_line_size, NULL), }; static DEFINE_PER_CPU(struct cpu, cpu_devices); @@ -224,11 +224,11 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices); static void register_cpu_online(unsigned int cpu) { struct cpu *c = &per_cpu(cpu_devices, cpu); - struct sys_device *s = &c->sysdev; + struct device *s = &c->dev; int i; for (i = 0; i < ARRAY_SIZE(cpu_core_attrs); i++) - sysdev_create_file(s, &cpu_core_attrs[i]); + device_create_file(s, &cpu_core_attrs[i]); register_mmu_stats(s); } @@ -237,12 +237,12 @@ static void register_cpu_online(unsigned int cpu) static void unregister_cpu_online(unsigned int cpu) { struct cpu *c = &per_cpu(cpu_devices, cpu); - struct sys_device *s = &c->sysdev; + struct device *s = &c->dev; int i; unregister_mmu_stats(s); for (i = 0; i < ARRAY_SIZE(cpu_core_attrs); i++) - sysdev_remove_file(s, &cpu_core_attrs[i]); + device_remove_file(s, &cpu_core_attrs[i]); } #endif diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 8e073d80213..b3f5e7dfea5 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -790,7 +790,7 @@ static int find_node(unsigned long addr) return -1; } -u64 memblock_nid_range(u64 start, u64 end, int *nid) +static u64 memblock_nid_range(u64 start, u64 end, int *nid) { *nid = find_node(start); start += PAGE_SIZE; @@ -808,7 +808,7 @@ u64 memblock_nid_range(u64 start, u64 end, int *nid) return start; } #else -u64 memblock_nid_range(u64 start, u64 end, int *nid) +static u64 memblock_nid_range(u64 start, u64 end, int *nid) { *nid = 0; return end; @@ -816,7 +816,7 @@ u64 memblock_nid_range(u64 start, u64 end, int *nid) #endif /* This must be invoked after performing all of the necessary - * add_active_range() calls for 'nid'. We need to be able to get + * memblock_set_node() calls for 'nid'. We need to be able to get * correct data from get_pfn_range_for_nid(). */ static void __init allocate_node_data(int nid) @@ -987,14 +987,11 @@ static void __init add_node_ranges(void) this_end = memblock_nid_range(start, end, &nid); - numadbg("Adding active range nid[%d] " + numadbg("Setting memblock NUMA node nid[%d] " "start[%lx] end[%lx]\n", nid, start, this_end); - add_active_range(nid, - start >> PAGE_SHIFT, - this_end >> PAGE_SHIFT); - + memblock_set_node(start, this_end - start, nid); start = this_end; } } @@ -1282,7 +1279,6 @@ static void __init bootmem_init_nonnuma(void) { unsigned long top_of_ram = memblock_end_of_DRAM(); unsigned long total_ram = memblock_phys_mem_size(); - struct memblock_region *reg; numadbg("bootmem_init_nonnuma()\n"); @@ -1292,20 +1288,8 @@ static void __init bootmem_init_nonnuma(void) (top_of_ram - total_ram) >> 20); init_node_masks_nonnuma(); - - for_each_memblock(memory, reg) { - unsigned long start_pfn, end_pfn; - - if (!reg->size) - continue; - - start_pfn = memblock_region_memory_base_pfn(reg); - end_pfn = memblock_region_memory_end_pfn(reg); - add_active_range(0, start_pfn, end_pfn); - } - + memblock_set_node(0, (phys_addr_t)ULLONG_MAX, 0); allocate_node_data(0); - node_set_online(0); } @@ -1769,8 +1753,6 @@ void __init paging_init(void) sun4v_ktsb_init(); } - memblock_init(); - /* Find available physical memory... * * Read it twice in order to work around a bug in openfirmware. @@ -1796,7 +1778,7 @@ void __init paging_init(void) memblock_enforce_memory_limit(cmdline_memory_size); - memblock_analyze(); + memblock_allow_resize(); memblock_dump_all(); set_bit(0, mmu_context_bmap); |