/* $NetBSD: kcpuset.h,v 1.11 2014/05/19 20:39:23 rmind Exp $ */ /*- * Copyright (c) 2008, 2011 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Christos Zoulas and Mindaugas Rasiukevicius. * * 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, 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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. */ #ifndef _SYS_KCPUSET_H_ #define _SYS_KCPUSET_H_ struct kcpuset; typedef struct kcpuset kcpuset_t; #ifdef _KERNEL #include <sys/sched.h> void kcpuset_sysinit(void); void kcpuset_create(kcpuset_t **, bool); void kcpuset_clone(kcpuset_t **, const kcpuset_t *); void kcpuset_destroy(kcpuset_t *); void kcpuset_copy(kcpuset_t *, const kcpuset_t *); void kcpuset_use(kcpuset_t *); void kcpuset_unuse(kcpuset_t *, kcpuset_t **); int kcpuset_copyin(const cpuset_t *, kcpuset_t *, size_t); int kcpuset_copyout(kcpuset_t *, cpuset_t *, size_t); void kcpuset_zero(kcpuset_t *); void kcpuset_fill(kcpuset_t *); void kcpuset_set(kcpuset_t *, cpuid_t); void kcpuset_clear(kcpuset_t *, cpuid_t); bool kcpuset_isset(const kcpuset_t *, cpuid_t); bool kcpuset_isotherset(const kcpuset_t *, cpuid_t); bool kcpuset_iszero(const kcpuset_t *); bool kcpuset_intersecting_p(const kcpuset_t *, const kcpuset_t *); bool kcpuset_match(const kcpuset_t *, const kcpuset_t *); void kcpuset_intersect(kcpuset_t *, const kcpuset_t *); void kcpuset_merge(kcpuset_t *, const kcpuset_t *); void kcpuset_remove(kcpuset_t *, const kcpuset_t *); int kcpuset_countset(const kcpuset_t *); cpuid_t kcpuset_ffs(const kcpuset_t *); cpuid_t kcpuset_ffs_intersecting(const kcpuset_t *, const kcpuset_t *); void kcpuset_atomic_set(kcpuset_t *, cpuid_t); void kcpuset_atomic_clear(kcpuset_t *, cpuid_t); void kcpuset_atomicly_zero(kcpuset_t *); void kcpuset_atomicly_intersect(kcpuset_t *, const kcpuset_t *); void kcpuset_atomicly_merge(kcpuset_t *, const kcpuset_t *); void kcpuset_atomicly_remove(kcpuset_t *, const kcpuset_t *); void kcpuset_export_u32(const kcpuset_t *, uint32_t *, size_t); #endif #endif /* _SYS_KCPUSET_H_ */ |