1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <cda.h> 30 31 #include <fcntl.h> 32 #include <unistd.h> 33 #include <strings.h> 34 #include <errno.h> 35 #include <time.h> 36 #include <fm/fmd_api.h> 37 #include <sys/fm/protocol.h> 38 #include <sys/processor.h> 39 40 static void 41 cda_cpu_offline(fmd_hdl_t *hdl, uint_t cpuid, int cpustate) 42 { 43 int i; 44 45 for (i = 0; i < cda.cda_cpu_tries; 46 i++, (void) nanosleep(&cda.cda_cpu_delay, NULL)) { 47 if (p_online(cpuid, cpustate) != -1) { 48 fmd_hdl_debug(hdl, "offlined cpu %u\n", cpuid); 49 cda_stats.dp_offs.fmds_value.ui64++; 50 return; 51 } 52 } 53 54 fmd_hdl_debug(hdl, "failed to offline %u: %s\n", cpuid, 55 strerror(errno)); 56 cda_stats.dp_fails.fmds_value.ui64++; 57 } 58 59 /*ARGSUSED*/ 60 void 61 cda_dp_retire(fmd_hdl_t *hdl, nvlist_t *nvl, nvlist_t *asru, const char *uuid) 62 { 63 int ii; 64 uint_t cpuid; 65 uint_t hc_nprs; 66 nvlist_t **hc_prs; 67 char *id; 68 69 /* Get the hc-list of elements in FMRI, and the size of the list */ 70 if (nvlist_lookup_nvlist_array(asru, FM_FMRI_HC_LIST, &hc_prs, 71 &hc_nprs) != 0) { 72 fmd_hdl_debug(hdl, "failed to get '%s' from dp fault\n", 73 FM_FMRI_HC_LIST); 74 return; 75 } 76 77 /* walk hc-list and offline each CPU present */ 78 for (ii = 0; ii < hc_nprs; ii++) { 79 int cpustate = P_FAULTED; 80 81 if (nvlist_lookup_string(hc_prs[ii], FM_FMRI_HC_ID, &id) != 0) { 82 fmd_hdl_debug(hdl, "dp fault missing '%s'\n", 83 FM_FMRI_HC_ID); 84 cda_stats.bad_flts.fmds_value.ui64++; 85 return; 86 } 87 88 cpuid = atoi(id); 89 if (!cda.cda_cpu_dooffline) { 90 fmd_hdl_debug(hdl, "dp suppressed offline of " 91 "CPU %u\n", cpuid); 92 cda_stats.dp_supp.fmds_value.ui64++; 93 continue; 94 } 95 96 if (cda.cda_cpu_forcedoffline) 97 cpustate |= P_FORCED; 98 99 cda_cpu_offline(hdl, cpuid, cpustate); 100 } 101 } 102