diff options
Diffstat (limited to 'arch/ia64/kernel/setup.c')
| -rw-r--r-- | arch/ia64/kernel/setup.c | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 4aa9eaea76c..5015ca1275c 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -59,6 +59,7 @@ #include <asm/setup.h> #include <asm/smp.h> #include <asm/system.h> +#include <asm/tlbflush.h> #include <asm/unistd.h> #include <asm/hpsim.h> @@ -176,6 +177,29 @@ filter_rsvd_memory (unsigned long start, unsigned long end, void *arg) return 0; } +/* + * Similar to "filter_rsvd_memory()", but the reserved memory ranges + * are not filtered out. + */ +int __init +filter_memory(unsigned long start, unsigned long end, void *arg) +{ + void (*func)(unsigned long, unsigned long, int); + +#if IGNORE_PFN0 + if (start == PAGE_OFFSET) { + printk(KERN_WARNING "warning: skipping physical page 0\n"); + start += PAGE_SIZE; + if (start >= end) + return 0; + } +#endif + func = arg; + if (start < end) + call_pernode_memory(__pa(start), end - start, func); + return 0; +} + static void __init sort_regions (struct rsvd_region *rsvd_region, int max) { @@ -493,6 +517,8 @@ setup_arch (char **cmdline_p) acpi_table_init(); # ifdef CONFIG_ACPI_NUMA acpi_numa_init(); + per_cpu_scan_finalize((cpus_weight(early_cpu_possible_map) == 0 ? + 32 : cpus_weight(early_cpu_possible_map)), additional_cpus); # endif #else # ifdef CONFIG_SMP @@ -946,9 +972,10 @@ cpu_init (void) #endif /* set ia64_ctx.max_rid to the maximum RID that is supported by all CPUs: */ - if (ia64_pal_vm_summary(NULL, &vmi) == 0) + if (ia64_pal_vm_summary(NULL, &vmi) == 0) { max_ctx = (1U << (vmi.pal_vm_info_2_s.rid_size - 3)) - 1; - else { + setup_ptcg_sem(vmi.pal_vm_info_2_s.max_purges, NPTCG_FROM_PAL); + } else { printk(KERN_WARNING "cpu_init: PAL VM summary failed, assuming 18 RID bits\n"); max_ctx = (1U << 15) - 1; /* use architected minimum */ } |