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/* Definitions of constants and data structure for POSIX 1003.1b-1993 scheduling interface. Copyright (C) 1996-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #ifndef _BITS_SCHED_H #define _BITS_SCHED_H 1 #ifndef _SCHED_H # error "Never include <bits/sched.h> directly; use <sched.h> instead." #endif /* Scheduling algorithms. */ #define SCHED_OTHER 0 #define SCHED_FIFO 1 #define SCHED_RR 2 #ifdef __USE_GNU # define SCHED_BATCH 3 # define SCHED_ISO 4 # define SCHED_IDLE 5 # define SCHED_DEADLINE 6 # define SCHED_RESET_ON_FORK 0x40000000 #endif #ifdef __USE_GNU /* Cloning flags. */ # define CSIGNAL 0x000000ff /* Signal mask to be sent at exit. */ # define CLONE_VM 0x00000100 /* Set if VM shared between processes. */ # define CLONE_FS 0x00000200 /* Set if fs info shared between processes. */ # define CLONE_FILES 0x00000400 /* Set if open files shared between processes. */ # define CLONE_SIGHAND 0x00000800 /* Set if signal handlers shared. */ # define CLONE_PTRACE 0x00002000 /* Set if tracing continues on the child. */ # define CLONE_VFORK 0x00004000 /* Set if the parent wants the child to wake it up on mm_release. */ # define CLONE_PARENT 0x00008000 /* Set if we want to have the same parent as the cloner. */ # define CLONE_THREAD 0x00010000 /* Set to add to same thread group. */ # define CLONE_NEWNS 0x00020000 /* Set to create new namespace. */ # define CLONE_SYSVSEM 0x00040000 /* Set to shared SVID SEM_UNDO semantics. */ # define CLONE_SETTLS 0x00080000 /* Set TLS info. */ # define CLONE_PARENT_SETTID 0x00100000 /* Store TID in userlevel buffer before MM copy. */ # define CLONE_CHILD_CLEARTID 0x00200000 /* Register exit futex and memory location to clear. */ # define CLONE_DETACHED 0x00400000 /* Create clone detached. */ # define CLONE_UNTRACED 0x00800000 /* Set if the tracing process can't force CLONE_PTRACE on this clone. */ # define CLONE_CHILD_SETTID 0x01000000 /* Store TID in userlevel buffer in the child. */ # define CLONE_NEWCGROUP 0x02000000 /* New cgroup namespace. */ # define CLONE_NEWUTS 0x04000000 /* New utsname group. */ # define CLONE_NEWIPC 0x08000000 /* New ipcs. */ # define CLONE_NEWUSER 0x10000000 /* New user namespace. */ # define CLONE_NEWPID 0x20000000 /* New pid namespace. */ # define CLONE_NEWNET 0x40000000 /* New network namespace. */ # define CLONE_IO 0x80000000 /* Clone I/O context. */ #endif #include <bits/types/struct_sched_param.h> __BEGIN_DECLS #ifdef __USE_GNU /* Clone current process. */ extern int clone (int (*__fn) (void *__arg), void *__child_stack, int __flags, void *__arg, ...) __THROW; /* Unshare the specified resources. */ extern int unshare (int __flags) __THROW; /* Get index of currently used CPU. */ extern int sched_getcpu (void) __THROW; /* Switch process to namespace of type NSTYPE indicated by FD. */ extern int setns (int __fd, int __nstype) __THROW; #endif __END_DECLS #endif /* bits/sched.h */