84 lines
2.7 KiB
C
84 lines
2.7 KiB
C
/*
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* Copyright (c) 2002-2004 Roland McGrath <roland@redhat.com>
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* Copyright (c) 2009-2015 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "defs.h"
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static void
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print_affinitylist(struct tcb *tcp, const unsigned long addr, const unsigned int len)
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{
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unsigned long w;
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const unsigned int size = len * sizeof(w);
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const unsigned long end = addr + size;
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unsigned long cur, abbrev_end;
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if (!verbose(tcp) || (exiting(tcp) && syserror(tcp)) ||
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!addr || !len || size / sizeof(w) != len || end < addr) {
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printaddr(addr);
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return;
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}
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if (abbrev(tcp)) {
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abbrev_end = addr + max_strlen * sizeof(w);
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if (abbrev_end < addr)
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abbrev_end = end;
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} else {
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abbrev_end = end;
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}
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tprints("[");
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for (cur = addr; cur < end; cur += sizeof(w)) {
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if (cur > addr)
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tprints(", ");
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if (cur >= abbrev_end) {
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tprints("...");
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break;
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}
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if (umove_or_printaddr(tcp, cur, &w))
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break;
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tprintf("%lx", w);
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}
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tprints("]");
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}
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SYS_FUNC(sched_setaffinity)
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{
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tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
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print_affinitylist(tcp, tcp->u_arg[2], tcp->u_arg[1]);
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return RVAL_DECODED;
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}
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SYS_FUNC(sched_getaffinity)
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{
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if (entering(tcp)) {
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tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
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} else {
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print_affinitylist(tcp, tcp->u_arg[2], tcp->u_rval);
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}
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return 0;
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}
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