Dmitry V. Levin
b94b9834fd
* affinity.c: New file. * Makefile.am (strace_SOURCES): Add it. * process.c (sys_sched_setaffinity, sys_sched_getaffinity): Move to affinity.c.
58 lines
1.1 KiB
C
58 lines
1.1 KiB
C
#include "defs.h"
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static void
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print_affinitylist(struct tcb *tcp, long list, unsigned int len)
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{
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int first = 1;
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unsigned long w, min_len;
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if (abbrev(tcp) && len / sizeof(w) > max_strlen)
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min_len = len - max_strlen * sizeof(w);
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else
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min_len = 0;
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for (; len >= sizeof(w) && len > min_len;
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len -= sizeof(w), list += sizeof(w)) {
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if (umove(tcp, list, &w) < 0)
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break;
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if (first)
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tprints("{");
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else
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tprints(", ");
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first = 0;
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tprintf("%lx", w);
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}
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if (len) {
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if (first)
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tprintf("%#lx", list);
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else
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tprintf(", %s}", (len >= sizeof(w) && len > min_len ?
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"???" : "..."));
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} else {
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tprints(first ? "{}" : "}");
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}
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}
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int
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sys_sched_setaffinity(struct tcb *tcp)
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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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print_affinitylist(tcp, tcp->u_arg[2], tcp->u_arg[1]);
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}
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return 0;
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}
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int
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sys_sched_getaffinity(struct tcb *tcp)
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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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if (tcp->u_rval == -1)
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tprintf("%#lx", tcp->u_arg[2]);
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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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