diff options
Diffstat (limited to 'include/linux/resource.h')
| -rw-r--r-- | include/linux/resource.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/include/linux/resource.h b/include/linux/resource.h new file mode 100644 index 000000000000..21a86cb6acdb --- /dev/null +++ b/include/linux/resource.h @@ -0,0 +1,70 @@ +#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 */ + +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) + +/* + * GPG wants 32kB of mlocked memory, to make sure pass phrases + * and other sensitive information are never written to disk. + */ +#define MLOCK_LIMIT (8 * PAGE_SIZE) + +/* + * Due to binary compatibility, the actual resource numbers + * may be different for different linux versions.. + */ +#include <asm/resource.h> + +#endif |