diff options
-rw-r--r-- | mm/nobootmem.c | 106 |
1 files changed, 54 insertions, 52 deletions
diff --git a/mm/nobootmem.c b/mm/nobootmem.c index cca7620..9f40481 100644 --- a/mm/nobootmem.c +++ b/mm/nobootmem.c @@ -274,6 +274,57 @@ void * __init __alloc_bootmem(unsigned long size, unsigned long align, return ___alloc_bootmem(size, align, goal, limit); } +static void * __init ___alloc_bootmem_node_nopanic(pg_data_t *pgdat, + unsigned long size, + unsigned long align, + unsigned long goal, + unsigned long limit) +{ + void *ptr; + +again: + ptr = __alloc_memory_core_early(pgdat->node_id, size, align, + goal, limit); + if (ptr) + return ptr; + + ptr = __alloc_memory_core_early(MAX_NUMNODES, size, align, + goal, limit); + if (ptr) + return ptr; + + if (goal) { + goal = 0; + goto again; + } + + return NULL; +} + +void * __init __alloc_bootmem_node_nopanic(pg_data_t *pgdat, unsigned long size, + unsigned long align, unsigned long goal) +{ + if (WARN_ON_ONCE(slab_is_available())) + return kzalloc_node(size, GFP_NOWAIT, pgdat->node_id); + + return ___alloc_bootmem_node_nopanic(pgdat, size, align, goal, 0); +} + +void * __init ___alloc_bootmem_node(pg_data_t *pgdat, unsigned long size, + unsigned long align, unsigned long goal, + unsigned long limit) +{ + void *ptr; + + ptr = ___alloc_bootmem_node_nopanic(pgdat, size, align, goal, limit); + if (ptr) + return ptr; + + printk(KERN_ALERT "bootmem alloc of %lu bytes failed!\n", size); + panic("Out of memory"); + return NULL; +} + /** * __alloc_bootmem_node - allocate boot memory from a specific node * @pgdat: node to allocate from @@ -292,30 +343,10 @@ void * __init __alloc_bootmem(unsigned long size, unsigned long align, void * __init __alloc_bootmem_node(pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal) { - void *ptr; - if (WARN_ON_ONCE(slab_is_available())) return kzalloc_node(size, GFP_NOWAIT, pgdat->node_id); -again: - ptr = __alloc_memory_core_early(pgdat->node_id, size, align, - goal, -1ULL); - if (ptr) - return ptr; - - ptr = __alloc_memory_core_early(MAX_NUMNODES, size, align, - goal, -1ULL); - if (ptr) - return ptr; - - if (goal) { - goal = 0; - goto again; - } - - printk(KERN_ALERT "bootmem alloc of %lu bytes failed!\n", size); - panic("Out of memory"); - return NULL; + return ___alloc_bootmem_node(pgdat, size, align, goal, 0); } void * __init __alloc_bootmem_node_high(pg_data_t *pgdat, unsigned long size, @@ -346,22 +377,6 @@ void * __init alloc_bootmem_section(unsigned long size, } #endif -void * __init __alloc_bootmem_node_nopanic(pg_data_t *pgdat, unsigned long size, - unsigned long align, unsigned long goal) -{ - void *ptr; - - if (WARN_ON_ONCE(slab_is_available())) - return kzalloc_node(size, GFP_NOWAIT, pgdat->node_id); - - ptr = __alloc_memory_core_early(pgdat->node_id, size, align, - goal, -1ULL); - if (ptr) - return ptr; - - return __alloc_bootmem_nopanic(size, align, goal); -} - #ifndef ARCH_LOW_ADDRESS_LIMIT #define ARCH_LOW_ADDRESS_LIMIT 0xffffffffUL #endif @@ -403,22 +418,9 @@ void * __init __alloc_bootmem_low(unsigned long size, unsigned long align, void * __init __alloc_bootmem_low_node(pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal) { - void *ptr; - if (WARN_ON_ONCE(slab_is_available())) return kzalloc_node(size, GFP_NOWAIT, pgdat->node_id); - ptr = __alloc_memory_core_early(pgdat->node_id, size, align, - goal, ARCH_LOW_ADDRESS_LIMIT); - if (ptr) - return ptr; - - ptr = __alloc_memory_core_early(MAX_NUMNODES, size, align, - goal, ARCH_LOW_ADDRESS_LIMIT); - if (ptr) - return ptr; - - printk(KERN_ALERT "bootmem alloc of %lu bytes failed!\n", size); - panic("Out of memory"); - return NULL; + return ___alloc_bootmem_node(pgdat, size, align, goal, + ARCH_LOW_ADDRESS_LIMIT); } |