blob: f1e914eefeab89fc246a2e266a22b7e66111717b (
plain) (
tree)
|
|
#ifndef _LINUX_RESOURCE_H
#define _LINUX_RESOURCE_H
#include <linux/time.h>
/*
* Resource control/accounting header file for linux
*/
/*
* Definition of struct rusage taken from BSD 4.3 Reno
*
* We don't support all of these yet, but we might as well have them....
* Otherwise, each time we add new items, programs which depend on this
* structure will lose. This reduces the chances of that happening.
*/
#define RUSAGE_SELF 0
#define RUSAGE_CHILDREN (-1)
#define RUSAGE_BOTH (-2) /* sys_wait4() uses this */
#define RUSAGE_THREAD 1 /* only the calling thread */
struct rusage {
struct timeval ru_utime; /* user time used */
struct timeval ru_stime; /* system time used */
long ru_maxrss; /* maximum resident set size */
long ru_ixrss; /* integral shared memory size */
long ru_idrss; /* integral unshared data size */
long ru_isrss; /* integral unshared stack size */
long ru_minflt; /* page reclaims */
long ru_majflt; /* page faults */
long ru_nswap; /* swaps */
long ru_inblock; /* block input operations */
long ru_oublock; /* block output operations */
long ru_msgsnd; /* messages sent */
long ru_msgrcv; /* messages received */
long ru_nsignals; /* signals received */
long ru_nvcsw; /* voluntary context switches */
long ru_nivcsw; /* involuntary " */
};
struct rlimit {
unsigned long rlim_cur;
unsigned long rlim_max;
};
#define PRIO_MIN (-20)
#define PRIO_MAX 20
#define PRIO_PROCESS 0
#define PRIO_PGRP 1
#define PRIO_USER 2
/*
* Limit the stack by to some sane default: root can always
* increase this limit if needed.. 8MB seems reasonable.
*/
#define _STK_LIM (8*1024*1024)
/*
* GPG2 wants 64kB of mlocked memory, to make sure pass phrases
* and other sensitive information are never written to disk.
*/
#define MLOCK_LIMIT ((PAGE_SIZE > 64*1024) ? PAGE_SIZE : 64*1024)
/*
* Due to binary compatibility, the actual resource numbers
* may be different for different linux versions..
*/
#include <asm/resource.h>
#ifdef __KERNEL__
struct task_struct;
int getrusage(struct task_struct *p, int who, struct rusage __user *ru);
#endif /* __KERNEL__ */
#endif
|
