diff options
Diffstat (limited to 'rtemsbsd/include/rtems/bsd/sys/cpuset.h')
| -rw-r--r-- | rtemsbsd/include/rtems/bsd/sys/cpuset.h | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/rtemsbsd/include/rtems/bsd/sys/cpuset.h b/rtemsbsd/include/rtems/bsd/sys/cpuset.h deleted file mode 100644 index f5940682..00000000 --- a/rtemsbsd/include/rtems/bsd/sys/cpuset.h +++ /dev/null @@ -1,150 +0,0 @@ -/*- - * Copyright (c) 2008, Jeffrey Roberson <jeff@freebsd.org> - * All rights reserved. - * - * Copyright (c) 2008 Nokia Corporation - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice unmodified, this list of conditions, and the following - * disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * $FreeBSD$ - */ - -#ifndef _RTEMS_BSD_SYS_CPUSET_H_ -#define _RTEMS_BSD_SYS_CPUSET_H_ - -#include <sys/_cpuset.h> -#include <sys/_bitset.h> -#include <sys/bitset.h> - -#define CPUSETBUFSIZ ((2 + sizeof(long) * 2) * _NCPUWORDS) - -#define CPU_CLR(n, p) BIT_CLR(CPU_SETSIZE, n, p) -#define CPU_COPY(f, t) BIT_COPY(CPU_SETSIZE, f, t) -#define CPU_ISSET(n, p) BIT_ISSET(CPU_SETSIZE, n, p) -#define CPU_SET(n, p) BIT_SET(CPU_SETSIZE, n, p) -#define CPU_ZERO(p) BIT_ZERO(CPU_SETSIZE, p) -#define CPU_FILL(p) BIT_FILL(CPU_SETSIZE, p) -#define CPU_SETOF(n, p) BIT_SETOF(CPU_SETSIZE, n, p) -#define CPU_EMPTY(p) BIT_EMPTY(CPU_SETSIZE, p) -#define CPU_ISFULLSET(p) BIT_ISFULLSET(CPU_SETSIZE, p) -#define CPU_SUBSET(p, c) BIT_SUBSET(CPU_SETSIZE, p, c) -#define CPU_OVERLAP(p, c) BIT_OVERLAP(CPU_SETSIZE, p, c) -#define CPU_CMP(p, c) BIT_CMP(CPU_SETSIZE, p, c) -#define CPU_OR(d, s) BIT_OR(CPU_SETSIZE, d, s) -#define CPU_AND(d, s) BIT_AND(CPU_SETSIZE, d, s) -#define CPU_NAND(d, s) BIT_NAND(CPU_SETSIZE, d, s) -#define CPU_CLR_ATOMIC(n, p) BIT_CLR_ATOMIC(CPU_SETSIZE, n, p) -#define CPU_SET_ATOMIC(n, p) BIT_SET_ATOMIC(CPU_SETSIZE, n, p) -#define CPU_SET_ATOMIC_ACQ(n, p) BIT_SET_ATOMIC_ACQ(CPU_SETSIZE, n, p) -#define CPU_AND_ATOMIC(n, p) BIT_AND_ATOMIC(CPU_SETSIZE, n, p) -#define CPU_OR_ATOMIC(d, s) BIT_OR_ATOMIC(CPU_SETSIZE, d, s) -#define CPU_COPY_STORE_REL(f, t) BIT_COPY_STORE_REL(CPU_SETSIZE, f, t) -#define CPU_FFS(p) BIT_FFS(CPU_SETSIZE, p) -#define CPU_COUNT(p) BIT_COUNT(CPU_SETSIZE, p) -#define CPUSET_FSET BITSET_FSET(_NCPUWORDS) -#define CPUSET_T_INITIALIZER BITSET_T_INITIALIZER - -/* - * Valid cpulevel_t values. - */ -#define CPU_LEVEL_ROOT 1 /* All system cpus. */ -#define CPU_LEVEL_CPUSET 2 /* Available cpus for which. */ -#define CPU_LEVEL_WHICH 3 /* Actual mask/id for which. */ - -/* - * Valid cpuwhich_t values. - */ -#define CPU_WHICH_TID 1 /* Specifies a thread id. */ -#define CPU_WHICH_PID 2 /* Specifies a process id. */ -#define CPU_WHICH_CPUSET 3 /* Specifies a set id. */ -#define CPU_WHICH_IRQ 4 /* Specifies an irq #. */ -#define CPU_WHICH_JAIL 5 /* Specifies a jail id. */ -#define CPU_WHICH_DOMAIN 6 /* Specifies a NUMA domain id. */ - -/* - * Reserved cpuset identifiers. - */ -#define CPUSET_INVALID -1 -#define CPUSET_DEFAULT 0 - -#ifdef _KERNEL -#include <sys/queue.h> - -LIST_HEAD(setlist, cpuset); - -/* - * cpusets encapsulate cpu binding information for one or more threads. - * - * a - Accessed with atomics. - * s - Set at creation, never modified. Only a ref required to read. - * c - Locked internally by a cpuset lock. - * - * The bitmask is only modified while holding the cpuset lock. It may be - * read while only a reference is held but the consumer must be prepared - * to deal with inconsistent results. - */ -struct cpuset { - cpuset_t cs_mask; /* bitmask of valid cpus. */ - volatile u_int cs_ref; /* (a) Reference count. */ - int cs_flags; /* (s) Flags from below. */ - cpusetid_t cs_id; /* (s) Id or INVALID. */ - struct cpuset *cs_parent; /* (s) Pointer to our parent. */ - LIST_ENTRY(cpuset) cs_link; /* (c) All identified sets. */ - LIST_ENTRY(cpuset) cs_siblings; /* (c) Sibling set link. */ - struct setlist cs_children; /* (c) List of children. */ -}; - -#define CPU_SET_ROOT 0x0001 /* Set is a root set. */ -#define CPU_SET_RDONLY 0x0002 /* No modification allowed. */ - -extern cpuset_t *cpuset_root; -struct prison; -struct proc; -struct thread; - -struct cpuset *cpuset_thread0(void); -struct cpuset *cpuset_ref(struct cpuset *); -void cpuset_rel(struct cpuset *); -int cpuset_setthread(lwpid_t id, cpuset_t *); -int cpuset_setithread(lwpid_t id, int cpu); -int cpuset_create_root(struct prison *, struct cpuset **); -int cpuset_setproc_update_set(struct proc *, struct cpuset *); -int cpuset_which(cpuwhich_t, id_t, struct proc **, - struct thread **, struct cpuset **); - -char *cpusetobj_strprint(char *, const cpuset_t *); -int cpusetobj_strscan(cpuset_t *, const char *); -#ifdef DDB -void ddb_display_cpuset(const cpuset_t *); -#endif - -#else -__BEGIN_DECLS -int cpuset(cpusetid_t *); -int cpuset_setid(cpuwhich_t, id_t, cpusetid_t); -int cpuset_getid(cpulevel_t, cpuwhich_t, id_t, cpusetid_t *); -int cpuset_getaffinity(cpulevel_t, cpuwhich_t, id_t, size_t, cpuset_t *); -int cpuset_setaffinity(cpulevel_t, cpuwhich_t, id_t, size_t, const cpuset_t *); -__END_DECLS -#endif -#endif /* !_RTEMS_BSD_SYS_CPUSET_H_ */ |