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| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2007-06-08 22:46:51 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-06-09 02:23:33 +0200 |
| commit | 193faea9280a809cc30e81d7e503e01b1d7b7042 (patch) | |
| tree | d4b80d4795ac1e708b8a13d45d571383617b761c /mm | |
| parent | Documentation/atomic_ops.txt typo fix (diff) | |
| download | linux-193faea9280a809cc30e81d7e503e01b1d7b7042.tar.xz linux-193faea9280a809cc30e81d7e503e01b1d7b7042.zip | |
Move three functions that are only needed for CONFIG_MEMORY_HOTPLUG
into the appropriate #ifdef.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Yasunori Goto <y-goto@jp.fujitsu.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Cc: Badari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/sparse.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/mm/sparse.c b/mm/sparse.c index 545e4d3afcdf..e03b39f3540f 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -240,6 +240,27 @@ static struct page __init *sparse_early_mem_map_alloc(unsigned long pnum) return NULL; } +/* + * Allocate the accumulated non-linear sections, allocate a mem_map + * for each and record the physical to section mapping. + */ +void __init sparse_init(void) +{ + unsigned long pnum; + struct page *map; + + for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) { + if (!valid_section_nr(pnum)) + continue; + + map = sparse_early_mem_map_alloc(pnum); + if (!map) + continue; + sparse_init_one_section(__nr_to_section(pnum), pnum, map); + } +} + +#ifdef CONFIG_MEMORY_HOTPLUG static struct page *__kmalloc_section_memmap(unsigned long nr_pages) { struct page *page, *ret; @@ -280,27 +301,6 @@ static void __kfree_section_memmap(struct page *memmap, unsigned long nr_pages) } /* - * Allocate the accumulated non-linear sections, allocate a mem_map - * for each and record the physical to section mapping. - */ -void __init sparse_init(void) -{ - unsigned long pnum; - struct page *map; - - for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) { - if (!valid_section_nr(pnum)) - continue; - - map = sparse_early_mem_map_alloc(pnum); - if (!map) - continue; - sparse_init_one_section(__nr_to_section(pnum), pnum, map); - } -} - -#ifdef CONFIG_MEMORY_HOTPLUG -/* * returns the number of sections whose mem_maps were properly * set. If this is <=0, then that means that the passed-in * map was not consumed and must be freed. |