diff options
Diffstat (limited to 'arch/ia64/mm')
| -rw-r--r-- | arch/ia64/mm/contig.c | 10 | ||||
| -rw-r--r-- | arch/ia64/mm/discontig.c | 6 | ||||
| -rw-r--r-- | arch/ia64/mm/hugetlbpage.c | 4 |
3 files changed, 16 insertions, 4 deletions
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c index 798bf9835a5..0ee085efbe2 100644 --- a/arch/ia64/mm/contig.c +++ b/arch/ia64/mm/contig.c @@ -163,8 +163,14 @@ per_cpu_init (void) * get_zeroed_page(). */ if (first_time) { + void *cpu0_data = __cpu0_per_cpu; + first_time=0; - for (cpu = 0; cpu < NR_CPUS; cpu++) { + + __per_cpu_offset[0] = (char *) cpu0_data - __per_cpu_start; + per_cpu(local_per_cpu_offset, 0) = __per_cpu_offset[0]; + + for (cpu = 1; cpu < NR_CPUS; cpu++) { memcpy(cpu_data, __phys_per_cpu_start, __per_cpu_end - __per_cpu_start); __per_cpu_offset[cpu] = (char *) cpu_data - __per_cpu_start; cpu_data += PERCPU_PAGE_SIZE; @@ -177,7 +183,7 @@ per_cpu_init (void) static inline void alloc_per_cpu_data(void) { - cpu_data = __alloc_bootmem(PERCPU_PAGE_SIZE * NR_CPUS, + cpu_data = __alloc_bootmem(PERCPU_PAGE_SIZE * NR_CPUS-1, PERCPU_PAGE_SIZE, __pa(MAX_DMA_ADDRESS)); } #else diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index d83125e1ed2..d8c5fcd89e5 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -143,7 +143,11 @@ static void *per_cpu_node_setup(void *cpu_data, int node) int cpu; for_each_possible_early_cpu(cpu) { - if (node == node_cpuid[cpu].nid) { + if (cpu == 0) { + void *cpu0_data = __cpu0_per_cpu; + __per_cpu_offset[cpu] = (char*)cpu0_data - + __per_cpu_start; + } else if (node == node_cpuid[cpu].nid) { memcpy(__va(cpu_data), __phys_per_cpu_start, __per_cpu_end - __per_cpu_start); __per_cpu_offset[cpu] = (char*)__va(cpu_data) - diff --git a/arch/ia64/mm/hugetlbpage.c b/arch/ia64/mm/hugetlbpage.c index c45fc7f5a97..b0f615759e9 100644 --- a/arch/ia64/mm/hugetlbpage.c +++ b/arch/ia64/mm/hugetlbpage.c @@ -13,6 +13,7 @@ #include <linux/mm.h> #include <linux/hugetlb.h> #include <linux/pagemap.h> +#include <linux/module.h> #include <linux/slab.h> #include <linux/sysctl.h> #include <linux/log2.h> @@ -21,7 +22,8 @@ #include <asm/tlb.h> #include <asm/tlbflush.h> -unsigned int hpage_shift=HPAGE_SHIFT_DEFAULT; +unsigned int hpage_shift = HPAGE_SHIFT_DEFAULT; +EXPORT_SYMBOL(hpage_shift); pte_t * huge_pte_alloc(struct mm_struct *mm, unsigned long addr, unsigned long sz) |