From: Steve Magnani Date: Mon, 18 May 2009 01:22:40 +0000 (+0200) Subject: microblaze: Fix paging init-zone initialization X-Git-Tag: v2.6.31-rc1~360^2~41 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5af90438023786e27178cc542f9a775594f8a126;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git microblaze: Fix paging init-zone initialization This patch fix problem with bad zone initialization. This bug wasn't perform because Microblaze doesn't define CONFIG_ZONE_DMA and ZONE_NORMAL was 0 for this case that's why free_area_init works with correct values. Original message: I believe that the switch from ZONE_DMA (== 0) to ZONE_NORMAL broke the free area initialization. Signed-off-by: Steven J. Magnani Signed-off-by: Michal Simek --- diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 31ec053..6ef5088 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -44,16 +44,15 @@ static void __init paging_init(void) int i; unsigned long zones_size[MAX_NR_ZONES]; + /* Clean every zones */ + memset(zones_size, 0, sizeof(zones_size)); + /* * old: we can DMA to/from any address.put all page into ZONE_DMA * We use only ZONE_NORMAL */ zones_size[ZONE_NORMAL] = max_mapnr; - /* every other zones are empty */ - for (i = 1; i < MAX_NR_ZONES; i++) - zones_size[i] = 0; - free_area_init(zones_size); }