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Commit 32e1a109 authored by Jiang Liu's avatar Jiang Liu Committed by Linus Torvalds
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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: default avatarJiang Liu <jiang.liu@huawei.com>
Cc: "David S. Miller" <davem@davemloft.net>
Acked-by: default avatarSam Ravnborg <sam@ravnborg.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7db6f78c

arch/sparc/mm/init_32.c

+2 −10
Original line number Diff line number Diff line
@@ -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));