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| author | Jiang Liu <liuj97@gmail.com> | 2013-04-29 15:07:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:32 -0700 |
| commit | 32e1a109276e96f4caec97305167260522476e4a (patch) | |
| tree | 0524bb979cfca808cc790c557256fe5ec5aedda3 /arch/sparc | |
| parent | 7db6f78cfe683cb8ce508d6cecdfc6638ac35a3f (diff) | |
| download | lwn-32e1a109276e96f4caec97305167260522476e4a.tar.gz lwn-32e1a109276e96f4caec97305167260522476e4a.zip | |
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>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/mm/init_32.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c index 48e0c030e8f5..4490c397bb5b 100644 --- a/arch/sparc/mm/init_32.c +++ b/arch/sparc/mm/init_32.c @@ -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); #endif - for (tmp = start_pfn; tmp < end_pfn; tmp++) { - struct page *page = pfn_to_page(tmp); - - ClearPageReserved(page); - init_page_count(page); - __free_page(page); - totalhigh_pages++; - } + for (tmp = start_pfn; tmp < end_pfn; tmp++) + free_highmem_page(pfn_to_page(tmp)); } void __init mem_init(void) @@ -347,8 +341,6 @@ void __init mem_init(void) map_high_region(start_pfn, end_pfn); } - totalram_pages += totalhigh_pages; - codepages = (((unsigned long) &_etext) - ((unsigned long)&_start)); codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT; datapages = (((unsigned long) &_edata) - ((unsigned long)&_etext)); |