kmembase 80 kern/kern_malloc.c char *kmembase, *kmemlimit; kmembase 361 kern/kern_malloc.c if (addr < (void *)kmembase || addr >= (void *)kmemlimit) kmembase 523 kern/kern_malloc.c kmembase = (char *)base; kmembase 389 sys/malloc.h #define kmemxtob(alloc) (kmembase + (alloc) * NBPG) kmembase 390 sys/malloc.h #define btokmemx(addr) (((caddr_t)(addr) - kmembase) / NBPG) kmembase 391 sys/malloc.h #define btokup(addr) (&kmemusage[((caddr_t)(addr) - kmembase) >> PAGE_SHIFT]) kmembase 436 sys/malloc.h extern char *kmembase;