From 5ed56f1ad95bcbe3e22079395eb4100c034e559a Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Thu, 26 Apr 2012 20:50:34 -0700 Subject: [PATCH] sparc64: Use node local allocations for IRQ stacks. Signed-off-by: David S. Miller --- arch/sparc/mm/init_64.c | 23 ++++++++++++++--------- 1 file changed, 14 insertions(+), 9 deletions(-) diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 5b845598508c..def92239a363 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -1748,22 +1748,27 @@ void __init paging_init(void) #endif } + /* Setup bootmem... */ + last_valid_pfn = end_pfn = bootmem_init(phys_base); + +#ifndef CONFIG_NEED_MULTIPLE_NODES + max_mapnr = last_valid_pfn; +#endif /* Once the OF device tree and MDESC have been setup, we know * the list of possible cpus. Therefore we can allocate the * IRQ stacks. */ for_each_possible_cpu(i) { - /* XXX Use node local allocations... XXX */ - softirq_stack[i] = __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE)); - hardirq_stack[i] = __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE)); - } + int node = cpu_to_node(i); - /* Setup bootmem... */ - last_valid_pfn = end_pfn = bootmem_init(phys_base); + softirq_stack[i] = __alloc_bootmem_node(NODE_DATA(node), + THREAD_SIZE, + THREAD_SIZE, 0); + hardirq_stack[i] = __alloc_bootmem_node(NODE_DATA(node), + THREAD_SIZE, + THREAD_SIZE, 0); + } -#ifndef CONFIG_NEED_MULTIPLE_NODES - max_mapnr = last_valid_pfn; -#endif kernel_physical_mapping_init(); { -- 2.11.0