static void *region_alloc(unsigned int __nocast gfp_mask, void *pool_data) 
static void *region_alloc(gfp_t gfp_mask, void *pool_data) 
static void *region_alloc(unsigned int __nocast gfp_mask, void *pool_data){	return kmalloc(sizeof(struct region), gfp_mask);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/dd0fc66fb33cd610bc1a5db8a5e232d34879b4d7/dm-raid1.c/buggy/drivers/md/dm-raid1.c