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authorYinghai Lu <yinghai@kernel.org>2011-05-25 02:12:38 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-25 17:39:31 +0200
commit4eb317072be81bd93906f768679f745bc574e6b7 (patch)
tree74558ef8caca65ddf62fd93030dae44b5e51535c /mm/nobootmem.c
parentmemblock/nobootmem: allow alloc_bootmem() to take 0 as low limit (diff)
downloadlinux-4eb317072be81bd93906f768679f745bc574e6b7.tar.xz
linux-4eb317072be81bd93906f768679f745bc574e6b7.zip
memblock/nobootmem: remove unneeded code from alloc_bootmem_node_high()
The bootmem wrapper with memblock supports top-down now, so we no longer need this trick. Signed-off-by: Yinghai LU <yinghai@kernel.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Olaf Hering <olaf@aepfle.de> Cc: Tejun Heo <tj@kernel.org> Cc: Lucas De Marchi <lucas.demarchi@profusion.mobi> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/nobootmem.c')
-rw-r--r--mm/nobootmem.c23
1 files changed, 0 insertions, 23 deletions
diff --git a/mm/nobootmem.c b/mm/nobootmem.c
index 9109049f0bbc..6e93dc7f2586 100644
--- a/mm/nobootmem.c
+++ b/mm/nobootmem.c
@@ -307,30 +307,7 @@ void * __init __alloc_bootmem_node(pg_data_t *pgdat, unsigned long size,
void * __init __alloc_bootmem_node_high(pg_data_t *pgdat, unsigned long size,
unsigned long align, unsigned long goal)
{
-#ifdef MAX_DMA32_PFN
- unsigned long end_pfn;
-
- if (WARN_ON_ONCE(slab_is_available()))
- return kzalloc_node(size, GFP_NOWAIT, pgdat->node_id);
-
- /* update goal according ...MAX_DMA32_PFN */
- end_pfn = pgdat->node_start_pfn + pgdat->node_spanned_pages;
-
- if (end_pfn > MAX_DMA32_PFN + (128 >> (20 - PAGE_SHIFT)) &&
- (goal >> PAGE_SHIFT) < MAX_DMA32_PFN) {
- void *ptr;
- unsigned long new_goal;
-
- new_goal = MAX_DMA32_PFN << PAGE_SHIFT;
- ptr = __alloc_memory_core_early(pgdat->node_id, size, align,
- new_goal, -1ULL);
- if (ptr)
- return ptr;
- }
-#endif
-
return __alloc_bootmem_node(pgdat, size, align, goal);
-
}
#ifdef CONFIG_SPARSEMEM