Thread (1 message) flat view 1 message, 1 author, 2013-03-10
STALE4916d

[PATCH v2, part2 07/10] mm/PPC: use free_highmem_page() to free highmem pages into buddy system

From: Jiang Liu <hidden>
Date: 2013-03-10 08:09:35
Also in: linux-mm, lkml
Subsystem: linux for powerpc (32-bit and 64-bit), the rest · Maintainers: Madhavan Srinivasan, Linus Torvalds

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

Signed-off-by: Jiang Liu <redacted>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <redacted>
Cc: Jiang Liu <redacted>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Alexander Graf <redacted>
Cc: "Suzuki K. Poulose" <redacted>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux-kernel@vger.kernel.org
---
 arch/powerpc/mm/mem.c |    6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index c756713..68f51d0 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -352,13 +352,9 @@ void __init mem_init(void)
 			struct page *page = pfn_to_page(pfn);
 			if (memblock_is_reserved(paddr))
 				continue;
-			ClearPageReserved(page);
-			init_page_count(page);
-			__free_page(page);
-			totalhigh_pages++;
+			free_higmem_page(page);
 			reservedpages--;
 		}
-		totalram_pages += totalhigh_pages;
 		printk(KERN_DEBUG "High memory: %luk\n",
 		       totalhigh_pages << (PAGE_SHIFT-10));
 	}
-- 
1.7.9.5
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