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mm/SPARC: use free_highmem_page() to free highmem pages into buddy system 

Use helper function free_highmem_page() to free highmem pages into
the buddy system.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: "David S. Miller" <davem@davemloft.net>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jiang Liu 2013-04-29 15:07:10 -07:00 committed by Linus Torvalds
parent 7db6f78cfe
commit 32e1a10927
1 changed files with 2 additions and 10 deletions
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12
arch/sparc/mm/init_32.c
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@ -282,14 +282,8 @@ static void map_high_region(unsigned long start_pfn, unsigned long end_pfn)
printk("mapping high region %08lx - %08lx\n", start_pfn, end_pfn); printk("mapping high region %08lx - %08lx\n", start_pfn, end_pfn);
#endif #endif
for (tmp = start_pfn; tmp < end_pfn; tmp++) { for (tmp = start_pfn; tmp < end_pfn; tmp++)
struct page *page = pfn_to_page(tmp); free_highmem_page(pfn_to_page(tmp));
ClearPageReserved(page);
init_page_count(page);
__free_page(page);
totalhigh_pages++;
}
} }
void __init mem_init(void) void __init mem_init(void)
@ -347,8 +341,6 @@ void __init mem_init(void)
map_high_region(start_pfn, end_pfn); map_high_region(start_pfn, end_pfn);
} }
totalram_pages += totalhigh_pages;
codepages = (((unsigned long) &_etext) - ((unsigned long)&_start)); codepages = (((unsigned long) &_etext) - ((unsigned long)&_start));
codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT; codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT;
datapages = (((unsigned long) &_edata) - ((unsigned long)&_etext)); datapages = (((unsigned long) &_edata) - ((unsigned long)&_etext));