xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[PATCH] Have Power use add_active_range() and free_area_init_nodes()

Browse Source 
Size zones and holes in an architecture independent manner for Power.

[judith@osdl.org: build fix]
Signed-off-by: Mel Gorman <mel@csn.ul.ie>
Cc: Dave Hansen <haveblue@us.ibm.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Cc: Andi Kleen <ak@muc.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: "Keith Mannthey" <kmannth@gmail.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Yasunori Goto <y-goto@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Mel Gorman
2006-09-27 01:49:49 -07:00
committed by Linus Torvalds
parent c713216dee
commit c67c3cb4c9
5 changed files with 52 additions and 191 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
arch/ppc/mm/init.c
View File

@@ -358,8 +358,8 @@ void __init do_init_bootmem(void)
*/
void __init paging_init(void)
{
unsigned long zones_size[MAX_NR_ZONES], i;
unsigned long start_pfn, end_pfn;
unsigned long max_zone_pfns[MAX_NR_ZONES];
#ifdef CONFIG_HIGHMEM
map_page(PKMAP_BASE, 0, 0); /* XXX gross */
pkmap_page_table = pte_offset_kernel(pmd_offset(pgd_offset_k
@@ -369,19 +369,18 @@ void __init paging_init(void)
(KMAP_FIX_BEGIN), KMAP_FIX_BEGIN), KMAP_FIX_BEGIN);
kmap_prot = PAGE_KERNEL;
#endif /* CONFIG_HIGHMEM */
/*
* All pages are DMA-able so we put them all in the DMA zone.
*/
zones_size[ZONE_DMA] = total_lowmem >> PAGE_SHIFT;
for (i = 1; i < MAX_NR_ZONES; i++)
zones_size[i] = 0;
/* All pages are DMA-able so we put them all in the DMA zone. */
start_pfn = __pa(PAGE_OFFSET) >> PAGE_SHIFT;
end_pfn = start_pfn + (total_memory >> PAGE_SHIFT);
add_active_range(0, start_pfn, end_pfn);
#ifdef CONFIG_HIGHMEM
zones_size[ZONE_HIGHMEM] = (total_memory - total_lowmem) >> PAGE_SHIFT;
max_zone_pfns[0] = total_lowmem >> PAGE_SHIFT;
max_zone_pfns[1] = total_memory >> PAGE_SHIFT;
#else
max_zone_pfns[0] = total_memory >> PAGE_SHIFT;
#endif /* CONFIG_HIGHMEM */
free_area_init(zones_size);
free_area_init_nodes(max_zone_pfns);
}
void __init mem_init(void)