pgd_free(pgd_t *pgd) 
static inline void pgd_free(pgd_t *pgd) 
pgd_free(pgd_t *pgd){	kmem_cache_free(zero_cache, pgd);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/e28f7faf05159f1cfd564596f5e6178edba6bd49/pgalloc.h/buggy/include/asm-ppc64/pgalloc.h