xv6/param.h
Robert Morris 4655d42e3b copyout() copies data to a va in a pagetable, for exec() &c
usertest that passes too many arguments, break exec
2010-09-27 16:14:33 -04:00

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C

#define NPROC 64 // maximum number of processes
#define KSTACKSIZE 4096 // size of per-process kernel stack
#define NCPU 8 // maximum number of CPUs
#define NOFILE 16 // open files per process
#define NFILE 100 // open files per system
#define NBUF 10 // size of disk block cache
#define NINODE 50 // maximum number of active i-nodes
#define NDEV 10 // maximum major device number
#define ROOTDEV 1 // device number of file system root disk
#define USERTOP 0xA0000 // end of user address space
#define PHYSTOP 0x1000000 // use phys mem up to here as free pool
#define MAXARG 32 // max exec arguments