pte_t *pte = kmem_cache_alloc(zero_cache, GFP_KERNEL|__GFP_REPEAT); if (pte) return virt_to_page(pte); return NULL; 
return virt_to_page(pte_alloc_one_kernel(mm, address)); 
static inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address){	pte_t *pte = kmem_cache_alloc(zero_cache, GFP_KERNEL|__GFP_REPEAT);	if (pte)		return virt_to_page(pte);	return NULL;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/e28f7faf05159f1cfd564596f5e6178edba6bd49/pgalloc.h/buggy/include/asm-ppc64/pgalloc.h