| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| #ifndef _UAPI_LINUX_RESOURCE_H |
| #define _UAPI_LINUX_RESOURCE_H |
| |
| #include <linux/time.h> |
| #include <linux/types.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 __kernel_old_timeval ru_utime; /* user time used */ |
| struct __kernel_old_timeval ru_stime; /* system time used */ |
| __kernel_long_t ru_maxrss; /* maximum resident set size */ |
| __kernel_long_t ru_ixrss; /* integral shared memory size */ |
| __kernel_long_t ru_idrss; /* integral unshared data size */ |
| __kernel_long_t ru_isrss; /* integral unshared stack size */ |
| __kernel_long_t ru_minflt; /* page reclaims */ |
| __kernel_long_t ru_majflt; /* page faults */ |
| __kernel_long_t ru_nswap; /* swaps */ |
| __kernel_long_t ru_inblock; /* block input operations */ |
| __kernel_long_t ru_oublock; /* block output operations */ |
| __kernel_long_t ru_msgsnd; /* messages sent */ |
| __kernel_long_t ru_msgrcv; /* messages received */ |
| __kernel_long_t ru_nsignals; /* signals received */ |
| __kernel_long_t ru_nvcsw; /* voluntary context switches */ |
| __kernel_long_t ru_nivcsw; /* involuntary " */ |
| }; |
| |
| struct rlimit { |
| __kernel_ulong_t rlim_cur; |
| __kernel_ulong_t rlim_max; |
| }; |
| |
| #define RLIM64_INFINITY (~0ULL) |
| |
| struct rlimit64 { |
| __u64 rlim_cur; |
| __u64 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) |
| |
| /* |
| * Limit the amount of locked memory by some sane default: |
| * root can always increase this limit if needed. |
| * |
| * The main use-cases are (1) preventing sensitive memory |
| * from being swapped; (2) real-time operations; (3) via |
| * IOURING_REGISTER_BUFFERS. |
| * |
| * The first two don't need much. The latter will take as |
| * much as it can get. 8MB is a reasonably sane default. |
| */ |
| #define MLOCK_LIMIT (8*1024*1024) |
| |
| /* |
| * Due to binary compatibility, the actual resource numbers |
| * may be different for different linux versions.. |
| */ |
| #include <asm/resource.h> |
| |
| |
| #endif /* _UAPI_LINUX_RESOURCE_H */ |