diff options
Diffstat (limited to 'arch/ia64')
-rw-r--r-- | arch/ia64/Kconfig | 11 | ||||
-rw-r--r-- | arch/ia64/configs/tiger_defconfig | 2 | ||||
-rw-r--r-- | arch/ia64/hp/sim/hpsim_irq.c | 6 | ||||
-rw-r--r-- | arch/ia64/kernel/iosapic.c | 24 | ||||
-rw-r--r-- | arch/ia64/kernel/irq.c | 24 | ||||
-rw-r--r-- | arch/ia64/kernel/irq_ia64.c | 4 | ||||
-rw-r--r-- | arch/ia64/kernel/irq_lsapic.c | 10 | ||||
-rw-r--r-- | arch/ia64/kernel/mca.c | 2 | ||||
-rw-r--r-- | arch/ia64/kernel/palinfo.c | 6 | ||||
-rw-r--r-- | arch/ia64/kernel/perfmon.c | 4 | ||||
-rw-r--r-- | arch/ia64/kernel/salinfo.c | 6 | ||||
-rw-r--r-- | arch/ia64/kernel/smpboot.c | 8 | ||||
-rw-r--r-- | arch/ia64/kernel/topology.c | 32 | ||||
-rw-r--r-- | arch/ia64/mm/discontig.c | 57 | ||||
-rw-r--r-- | arch/ia64/mm/init.c | 5 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/irq.c | 6 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/setup.c | 12 | ||||
-rw-r--r-- | arch/ia64/sn/pci/tioca_provider.c | 2 |
18 files changed, 122 insertions, 99 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 1831874..b487e22 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -271,6 +271,9 @@ config HOTPLUG_CPU can be controlled through /sys/devices/system/cpu/cpu#. Say N if you want to disable CPU hotplug. +config ARCH_ENABLE_MEMORY_HOTPLUG + def_bool y + config SCHED_SMT bool "SMT scheduler support" depends on SMP @@ -374,6 +377,10 @@ config HAVE_ARCH_EARLY_PFN_TO_NID def_bool y depends on NEED_MULTIPLE_NODES +config HAVE_ARCH_NODEDATA_EXTENSION + def_bool y + depends on NUMA + config IA32_SUPPORT bool "Support for Linux/x86 binaries" help @@ -485,6 +492,10 @@ config GENERIC_PENDING_IRQ depends on GENERIC_HARDIRQS && SMP default y +config IRQ_PER_CPU + bool + default y + source "arch/ia64/hp/sim/Kconfig" menu "Instrumentation Support" diff --git a/arch/ia64/configs/tiger_defconfig b/arch/ia64/configs/tiger_defconfig index 766bf49..9d1cffb 100644 --- a/arch/ia64/configs/tiger_defconfig +++ b/arch/ia64/configs/tiger_defconfig @@ -114,7 +114,7 @@ CONFIG_IA64_CYCLONE=y CONFIG_IOSAPIC=y CONFIG_FORCE_MAX_ZONEORDER=17 CONFIG_SMP=y -CONFIG_NR_CPUS=4 +CONFIG_NR_CPUS=16 CONFIG_HOTPLUG_CPU=y CONFIG_PERMIT_BSP_REMOVE=y CONFIG_FORCE_CPEI_RETARGET=y diff --git a/arch/ia64/hp/sim/hpsim_irq.c b/arch/ia64/hp/sim/hpsim_irq.c index c0d25a2..8145547 100644 --- a/arch/ia64/hp/sim/hpsim_irq.c +++ b/arch/ia64/hp/sim/hpsim_irq.c @@ -44,8 +44,8 @@ hpsim_irq_init (void) int i; for (i = 0; i < NR_IRQS; ++i) { - idesc = irq_descp(i); - if (idesc->handler == &no_irq_type) - idesc->handler = &irq_type_hp_sim; + idesc = irq_desc + i; + if (idesc->chip == &no_irq_type) + idesc->chip = &irq_type_hp_sim; } } diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index d58c1c5c..efc7df4 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -456,7 +456,7 @@ iosapic_startup_edge_irq (unsigned int irq) static void iosapic_ack_edge_irq (unsigned int irq) { - irq_desc_t *idesc = irq_descp(irq); + irq_desc_t *idesc = irq_desc + irq; move_native_irq(irq); /* @@ -659,14 +659,14 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery, else irq_type = &irq_type_iosapic_level; - idesc = irq_descp(vector); - if (idesc->handler != irq_type) { - if (idesc->handler != &no_irq_type) + idesc = irq_desc + vector; + if (idesc->chip != irq_type) { + if (idesc->chip != &no_irq_type) printk(KERN_WARNING "%s: changing vector %d from %s to %s\n", __FUNCTION__, vector, - idesc->handler->typename, irq_type->typename); - idesc->handler = irq_type; + idesc->chip->typename, irq_type->typename); + idesc->chip = irq_type; } return 0; } @@ -793,14 +793,14 @@ again: return -ENOSPC; } - spin_lock_irqsave(&irq_descp(vector)->lock, flags); + spin_lock_irqsave(&irq_desc[vector].lock, flags); spin_lock(&iosapic_lock); { if (gsi_to_vector(gsi) > 0) { if (list_empty(&iosapic_intr_info[vector].rtes)) free_irq_vector(vector); spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_descp(vector)->lock, + spin_unlock_irqrestore(&irq_desc[vector].lock, flags); goto again; } @@ -810,7 +810,7 @@ again: polarity, trigger); if (err < 0) { spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_descp(vector)->lock, + spin_unlock_irqrestore(&irq_desc[vector].lock, flags); return err; } @@ -825,7 +825,7 @@ again: set_rte(gsi, vector, dest, mask); } spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_descp(vector)->lock, flags); + spin_unlock_irqrestore(&irq_desc[vector].lock, flags); printk(KERN_INFO "GSI %u (%s, %s) -> CPU %d (0x%04x) vector %d\n", gsi, (trigger == IOSAPIC_EDGE ? "edge" : "level"), @@ -860,7 +860,7 @@ iosapic_unregister_intr (unsigned int gsi) } vector = irq_to_vector(irq); - idesc = irq_descp(irq); + idesc = irq_desc + irq; spin_lock_irqsave(&idesc->lock, flags); spin_lock(&iosapic_lock); { @@ -903,7 +903,7 @@ iosapic_unregister_intr (unsigned int gsi) BUG_ON(iosapic_intr_info[vector].count); /* Clear the interrupt controller descriptor */ - idesc->handler = &no_irq_type; + idesc->chip = &no_irq_type; /* Clear the interrupt information */ memset(&iosapic_intr_info[vector], 0, diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 9c72ea3..7852382 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -76,7 +76,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); } #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -100,7 +100,7 @@ void set_irq_affinity_info (unsigned int irq, int hwid, int redir) cpu_set(cpu_logical_id(hwid), mask); if (irq < NR_IRQS) { - irq_affinity[irq] = mask; + irq_desc[irq].affinity = mask; irq_redir[irq] = (char) (redir & 0xff); } } @@ -120,7 +120,7 @@ static void migrate_irqs(void) int irq, new_cpu; for (irq=0; irq < NR_IRQS; irq++) { - desc = irq_descp(irq); + desc = irq_desc + irq; /* * No handling for now. @@ -131,7 +131,7 @@ static void migrate_irqs(void) if (desc->status == IRQ_PER_CPU) continue; - cpus_and(mask, irq_affinity[irq], cpu_online_map); + cpus_and(mask, irq_desc[irq].affinity, cpu_online_map); if (any_online_cpu(mask) == NR_CPUS) { /* * Save it for phase 2 processing @@ -144,15 +144,15 @@ static void migrate_irqs(void) /* * Al three are essential, currently WARN_ON.. maybe panic? */ - if (desc->handler && desc->handler->disable && - desc->handler->enable && desc->handler->set_affinity) { - desc->handler->disable(irq); - desc->handler->set_affinity(irq, mask); - desc->handler->enable(irq); + if (desc->chip && desc->chip->disable && + desc->chip->enable && desc->chip->set_affinity) { + desc->chip->disable(irq); + desc->chip->set_affinity(irq, mask); + desc->chip->enable(irq); } else { - WARN_ON((!(desc->handler) || !(desc->handler->disable) || - !(desc->handler->enable) || - !(desc->handler->set_affinity))); + WARN_ON((!(desc->chip) || !(desc->chip->disable) || + !(desc->chip->enable) || + !(desc->chip->set_affinity))); } } } diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index ef9a2b4..f503530 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -249,9 +249,9 @@ register_percpu_irq (ia64_vector vec, struct irqaction *action) for (irq = 0; irq < NR_IRQS; ++irq) if (irq_to_vector(irq) == vec) { - desc = irq_descp(irq); + desc = irq_desc + irq; desc->status |= IRQ_PER_CPU; - desc->handler = &irq_type_ia64_lsapic; + desc->chip = &irq_type_ia64_lsapic; if (action) setup_irq(irq, action); } diff --git a/arch/ia64/kernel/irq_lsapic.c b/arch/ia64/kernel/irq_lsapic.c index ea14e6a..1ab58b0 100644 --- a/arch/ia64/kernel/irq_lsapic.c +++ b/arch/ia64/kernel/irq_lsapic.c @@ -26,6 +26,13 @@ lsapic_noop (unsigned int irq) /* nuthing to do... */ } +static int lsapic_retrigger(unsigned int irq) +{ + ia64_resend_irq(irq); + + return 1; +} + struct hw_interrupt_type irq_type_ia64_lsapic = { .typename = "LSAPIC", .startup = lsapic_noop_startup, @@ -33,5 +40,6 @@ struct hw_interrupt_type irq_type_ia64_lsapic = { .enable = lsapic_noop, .disable = lsapic_noop, .ack = lsapic_noop, - .end = lsapic_noop + .end = lsapic_noop, + .retrigger = lsapic_retrigger, }; diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index 6a08806..d7dc5e6 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -1788,7 +1788,7 @@ ia64_mca_late_init(void) cpe_poll_enabled = 0; for (irq = 0; irq < NR_IRQS; ++irq) if (irq_to_vector(irq) == cpe_vector) { - desc = irq_descp(irq); + desc = irq_desc + irq; desc->status |= IRQ_PER_CPU; setup_irq(irq, &mca_cpe_irqaction); ia64_cpe_irq = irq; diff --git a/arch/ia64/kernel/palinfo.c b/arch/ia64/kernel/palinfo.c index 859fb37..8a12084 100644 --- a/arch/ia64/kernel/palinfo.c +++ b/arch/ia64/kernel/palinfo.c @@ -959,7 +959,7 @@ remove_palinfo_proc_entries(unsigned int hcpu) } } -static int palinfo_cpu_callback(struct notifier_block *nfb, +static int __cpuinit palinfo_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { @@ -978,7 +978,7 @@ static int palinfo_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block palinfo_cpu_notifier = +static struct notifier_block __cpuinitdata palinfo_cpu_notifier = { .notifier_call = palinfo_cpu_callback, .priority = 0, @@ -998,7 +998,7 @@ palinfo_init(void) } /* Register for future delivery via notify registration */ - register_cpu_notifier(&palinfo_cpu_notifier); + register_hotcpu_notifier(&palinfo_cpu_notifier); return 0; } diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 6d7bc8f..a0055d3 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -6165,7 +6165,7 @@ pfm_load_regs (struct task_struct *task) /* * will replay the PMU interrupt */ - if (need_irq_resend) hw_resend_irq(NULL, IA64_PERFMON_VECTOR); + if (need_irq_resend) ia64_resend_irq(IA64_PERFMON_VECTOR); pfm_stats[smp_processor_id()].pfm_replay_ovfl_intr_count++; } @@ -6305,7 +6305,7 @@ pfm_load_regs (struct task_struct *task) /* * will replay the PMU interrupt */ - if (need_irq_resend) hw_resend_irq(NULL, IA64_PERFMON_VECTOR); + if (need_irq_resend) ia64_resend_irq(IA64_PERFMON_VECTOR); pfm_stats[smp_processor_id()].pfm_replay_ovfl_intr_count++; } diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c index 663a186..9065f0f 100644 --- a/arch/ia64/kernel/salinfo.c +++ b/arch/ia64/kernel/salinfo.c @@ -572,7 +572,7 @@ static struct file_operations salinfo_data_fops = { }; #ifdef CONFIG_HOTPLUG_CPU -static int +static int __devinit salinfo_cpu_callback(struct notifier_block *nb, unsigned long action, void *hcpu) { unsigned int i, cpu = (unsigned long)hcpu; @@ -673,9 +673,7 @@ salinfo_init(void) salinfo_timer.function = &salinfo_timeout; add_timer(&salinfo_timer); -#ifdef CONFIG_HOTPLUG_CPU - register_cpu_notifier(&salinfo_cpu_notifier); -#endif + register_hotcpu_notifier(&salinfo_cpu_notifier); return 0; } diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index 44e9547..5203df7 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -677,16 +677,16 @@ int migrate_platform_irqs(unsigned int cpu) new_cpei_cpu = any_online_cpu(cpu_online_map); mask = cpumask_of_cpu(new_cpei_cpu); set_cpei_target_cpu(new_cpei_cpu); - desc = irq_descp(ia64_cpe_irq); + desc = irq_desc + ia64_cpe_irq; /* * Switch for now, immediatly, we need to do fake intr * as other interrupts, but need to study CPEI behaviour with * polling before making changes. */ if (desc) { - desc->handler->disable(ia64_cpe_irq); - desc->handler->set_affinity(ia64_cpe_irq, mask); - desc->handler->enable(ia64_cpe_irq); + desc->chip->disable(ia64_cpe_irq); + desc->chip->set_affinity(ia64_cpe_irq, mask); + desc->chip->enable(ia64_cpe_irq); printk ("Re-targetting CPEI to cpu %d\n", new_cpei_cpu); } } diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c index 879edb5..5511d9c 100644 --- a/arch/ia64/kernel/topology.c +++ b/arch/ia64/kernel/topology.c @@ -26,19 +26,10 @@ #include <asm/numa.h> #include <asm/cpu.h> -#ifdef CONFIG_NUMA -static struct node *sysfs_nodes; -#endif static struct ia64_cpu *sysfs_cpus; int arch_register_cpu(int num) { - struct node *parent = NULL; - -#ifdef CONFIG_NUMA - parent = &sysfs_nodes[cpu_to_node(num)]; -#endif /* CONFIG_NUMA */ - #if defined (CONFIG_ACPI) && defined (CONFIG_HOTPLUG_CPU) /* * If CPEI cannot be re-targetted, and this is @@ -48,21 +39,14 @@ int arch_register_cpu(int num) sysfs_cpus[num].cpu.no_control = 1; #endif - return register_cpu(&sysfs_cpus[num].cpu, num, parent); + return register_cpu(&sysfs_cpus[num].cpu, num); } #ifdef CONFIG_HOTPLUG_CPU void arch_unregister_cpu(int num) { - struct node *parent = NULL; - -#ifdef CONFIG_NUMA - int node = cpu_to_node(num); - parent = &sysfs_nodes[node]; -#endif /* CONFIG_NUMA */ - - return unregister_cpu(&sysfs_cpus[num].cpu, parent); + return unregister_cpu(&sysfs_cpus[num].cpu); } EXPORT_SYMBOL(arch_register_cpu); EXPORT_SYMBOL(arch_unregister_cpu); @@ -74,17 +58,11 @@ static int __init topology_init(void) int i, err = 0; #ifdef CONFIG_NUMA - sysfs_nodes = kzalloc(sizeof(struct node) * MAX_NUMNODES, GFP_KERNEL); - if (!sysfs_nodes) { - err = -ENOMEM; - goto out; - } - /* * MCD - Do we want to register all ONLINE nodes, or all POSSIBLE nodes? */ for_each_online_node(i) { - if ((err = register_node(&sysfs_nodes[i], i, 0))) + if ((err = register_one_node(i))) goto out; } #endif @@ -426,7 +404,7 @@ static int __cpuinit cache_remove_dev(struct sys_device * sys_dev) * When a cpu is hot-plugged, do a check and initiate * cache kobject if necessary */ -static int cache_cpu_callback(struct notifier_block *nfb, +static int __cpuinit cache_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; @@ -444,7 +422,7 @@ static int cache_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block cache_cpu_notifier = +static struct notifier_block __cpuinitdata cache_cpu_notifier = { .notifier_call = cache_cpu_callback }; diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index b6bcc9f..525b082 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -33,7 +33,6 @@ */ struct early_node_data { struct ia64_node_data *node_data; - pg_data_t *pgdat; unsigned long pernode_addr; unsigned long pernode_size; struct bootmem_data bootmem_data; @@ -46,6 +45,8 @@ struct early_node_data { static struct early_node_data mem_data[MAX_NUMNODES] __initdata; static nodemask_t memory_less_mask __initdata; +static pg_data_t *pgdat_list[MAX_NUMNODES]; + /* * To prevent cache aliasing effects, align per-node structures so that they * start at addresses that are strided by node number. @@ -99,7 +100,7 @@ static int __init build_node_maps(unsigned long start, unsigned long len, * acpi_boot_init() (which builds the node_to_cpu_mask array) hasn't been * called yet. Note that node 0 will also count all non-existent cpus. */ -static int __init early_nr_cpus_node(int node) +static int __meminit early_nr_cpus_node(int node) { int cpu, n = 0; @@ -114,7 +115,7 @@ static int __init early_nr_cpus_node(int node) * compute_pernodesize - compute size of pernode data * @node: the node id. */ -static unsigned long __init compute_pernodesize(int node) +static unsigned long __meminit compute_pernodesize(int node) { unsigned long pernodesize = 0, cpus; @@ -175,13 +176,13 @@ static void __init fill_pernode(int node, unsigned long pernode, pernode += PERCPU_PAGE_SIZE * cpus; pernode += node * L1_CACHE_BYTES; - mem_data[node].pgdat = __va(pernode); + pgdat_list[node] = __va(pernode); pernode += L1_CACHE_ALIGN(sizeof(pg_data_t)); mem_data[node].node_data = __va(pernode); pernode += L1_CACHE_ALIGN(sizeof(struct ia64_node_data)); - mem_data[node].pgdat->bdata = bdp; + pgdat_list[node]->bdata = bdp; pernode += L1_CACHE_ALIGN(sizeof(pg_data_t)); cpu_data = per_cpu_node_setup(cpu_data, node); @@ -268,7 +269,7 @@ static int __init find_pernode_space(unsigned long start, unsigned long len, static int __init free_node_bootmem(unsigned long start, unsigned long len, int node) { - free_bootmem_node(mem_data[node].pgdat, start, len); + free_bootmem_node(pgdat_list[node], start, len); return 0; } @@ -287,7 +288,7 @@ static void __init reserve_pernode_space(void) int node; for_each_online_node(node) { - pg_data_t *pdp = mem_data[node].pgdat; + pg_data_t *pdp = pgdat_list[node]; if (node_isset(node, memory_less_mask)) continue; @@ -307,6 +308,17 @@ static void __init reserve_pernode_space(void) } } +static void __meminit scatter_node_data(void) +{ + pg_data_t **dst; + int node; + + for_each_online_node(node) { + dst = LOCAL_DATA_ADDR(pgdat_list[node])->pg_data_ptrs; + memcpy(dst, pgdat_list, sizeof(pgdat_list)); + } +} + /** * initialize_pernode_data - fixup per-cpu & per-node pointers * @@ -317,17 +329,10 @@ static void __init reserve_pernode_space(void) */ static void __init initialize_pernode_data(void) { - pg_data_t *pgdat_list[MAX_NUMNODES]; int cpu, node; - for_each_online_node(node) - pgdat_list[node] = mem_data[node].pgdat; + scatter_node_data(); - /* Copy the pg_data_t list to each node and init the node field */ - for_each_online_node(node) { - memcpy(mem_data[node].node_data->pg_data_ptrs, pgdat_list, - sizeof(pgdat_list)); - } #ifdef CONFIG_SMP /* Set the node_data pointer for each per-cpu struct */ for (cpu = 0; cpu < NR_CPUS; cpu++) { @@ -372,7 +377,7 @@ static void __init *memory_less_node_alloc(int nid, unsigned long pernodesize) if (bestnode == -1) bestnode = anynode; - ptr = __alloc_bootmem_node(mem_data[bestnode].pgdat, pernodesize, + ptr = __alloc_bootmem_node(pgdat_list[bestnode], pernodesize, PERCPU_PAGE_SIZE, __pa(MAX_DMA_ADDRESS)); return ptr; @@ -476,7 +481,7 @@ void __init find_memory(void) pernodesize = mem_data[node].pernode_size; map = pernode + pernodesize; - init_bootmem_node(mem_data[node].pgdat, + init_bootmem_node(pgdat_list[node], map>>PAGE_SHIFT, bdp->node_boot_start>>PAGE_SHIFT, bdp->node_low_pfn); @@ -786,3 +791,21 @@ void __init paging_init(void) zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page)); } + +pg_data_t *arch_alloc_nodedata(int nid) +{ + unsigned long size = compute_pernodesize(nid); + + return kzalloc(size, GFP_KERNEL); +} + +void arch_free_nodedata(pg_data_t *pgdat) +{ + kfree(pgdat); +} + +void arch_refresh_nodedata(int update_node, pg_data_t *update_pgdat) +{ + pgdat_list[update_node] = update_pgdat; + scatter_node_data(); +} diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index 11f0800..38306e9 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -652,7 +652,7 @@ void online_page(struct page *page) num_physpages++; } -int add_memory(u64 start, u64 size) +int arch_add_memory(int nid, u64 start, u64 size) { pg_data_t *pgdat; struct zone *zone; @@ -660,7 +660,7 @@ int add_memory(u64 start, u64 size) unsigned long nr_pages = size >> PAGE_SHIFT; int ret; - pgdat = NODE_DATA(0); + pgdat = NODE_DATA(nid); zone = pgdat->node_zones + ZONE_NORMAL; ret = __add_pages(zone, start_pfn, nr_pages); @@ -671,7 +671,6 @@ int add_memory(u64 start, u64 size) return ret; } -EXPORT_SYMBOL_GPL(add_memory); int remove_memory(u64 start, u64 size) { diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index dc8e2b6..7bb6ad1 100644 --- a/arch/ia64/sn/kernel/irq.c +++ b/arch/ia64/sn/kernel/irq.c @@ -27,7 +27,7 @@ static void unregister_intr_pda(struct sn_irq_info *sn_irq_info); int sn_force_interrupt_flag = 1; extern int sn_ioif_inited; struct list_head **sn_irq_lh; -static spinlock_t sn_irq_info_lock = SPIN_LOCK_UNLOCKED; /* non-IRQ lock */ +static DEFINE_SPINLOCK(sn_irq_info_lock); /* non-IRQ lock */ u64 sn_intr_alloc(nasid_t local_nasid, int local_widget, struct sn_irq_info *sn_irq_info, @@ -225,8 +225,8 @@ void sn_irq_init(void) ia64_last_device_vector = IA64_SN2_LAST_DEVICE_VECTOR; for (i = 0; i < NR_IRQS; i++) { - if (base_desc[i].handler == &no_irq_type) { - base_desc[i].handler = &irq_type_sn; + if (base_desc[i].chip == &no_irq_type) { + base_desc[i].chip = &irq_type_sn; } } } diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c index 93577ab..3bfccf3 100644 --- a/arch/ia64/sn/kernel/setup.c +++ b/arch/ia64/sn/kernel/setup.c @@ -458,7 +458,7 @@ void __init sn_setup(char **cmdline_p) * support here so we don't have to listen to failed keyboard probe * messages. */ - if (version <= 0x0209 && acpi_kbd_controller_present) { + if (is_shub1() && version <= 0x0209 && acpi_kbd_controller_present) { printk(KERN_INFO "Disabling legacy keyboard support as prom " "is too old and doesn't provide FADT\n"); acpi_kbd_controller_present = 0; @@ -577,7 +577,8 @@ void __init sn_cpu_init(void) int i; static int wars_have_been_checked; - if (smp_processor_id() == 0 && IS_MEDUSA()) { + cpuid = smp_processor_id(); + if (cpuid == 0 && IS_MEDUSA()) { if (ia64_sn_is_fake_prom()) sn_prom_type = 2; else @@ -597,6 +598,12 @@ void __init sn_cpu_init(void) sn_hub_info->as_shift = sn_hub_info->nasid_shift - 2; /* + * Don't check status. The SAL call is not supported on all PROMs + * but a failure is harmless. + */ + (void) ia64_sn_set_cpu_number(cpuid); + + /* * The boot cpu makes this call again after platform initialization is * complete. */ @@ -607,7 +614,6 @@ void __init sn_cpu_init(void) if (ia64_sn_get_prom_feature_set(i, &sn_prom_features[i]) != 0) break; - cpuid = smp_processor_id(); cpuphyid = get_sapicid(); if (ia64_sn_get_sapic_info(cpuphyid, &nasid, &subnode, &slice)) diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c index 20de727..e4aa839 100644 --- a/arch/ia64/sn/pci/tioca_provider.c +++ b/arch/ia64/sn/pci/tioca_provider.c @@ -595,7 +595,7 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont /* sanity check prom rev */ - if (sn_sal_rev() < 0x0406) { + if (is_shub1() && sn_sal_rev() < 0x0406) { printk (KERN_ERR "%s: SGI prom rev 4.06 or greater required " "for tioca support\n", __FUNCTION__); |