+++ /dev/null
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
- * Copyright (C) 2001, 2002 Cluster File Systems, Inc.
- *
- * This file is part of Portals, http://www.sf.net/projects/lustre/
- *
- * Portals is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * Portals is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Portals; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-#include <stdio.h>
-#include <sys/types.h>
-#include <netdb.h>
-#include <sys/socket.h>
-#include <netinet/tcp.h>
-#include <netdb.h>
-#include <stdlib.h>
-#include <string.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <errno.h>
-#include <unistd.h>
-#include <time.h>
-#include <stdarg.h>
-#include <endian.h>
-
-#ifdef __CYGWIN__
-
-#include <netinet/in.h>
-
-#warning assuming little endian
-
-#define __cpu_to_le64(x) ((__u64)(x))
-#define __le64_to_cpu(x) ((__u64)(x))
-#define __cpu_to_le32(x) ((__u32)(x))
-#define __le32_to_cpu(x) ((__u32)(x))
-#define __cpu_to_le16(x) ((__u16)(x))
-#define __le16_to_cpu(x) ((__u16)(x))
-
-#endif /* __CYGWIN__ */
-
-#include <portals/api-support.h>
-#include <portals/ptlctl.h>
-#include <portals/list.h>
-#include <portals/lib-types.h>
-#include <portals/socknal.h>
-#include "parser.h"
-
-unsigned int portal_debug;
-unsigned int portal_printk;
-unsigned int portal_stack;
-unsigned int portal_cerror = 1;
-
-static unsigned int g_nal = 0;
-
-static int g_socket_txmem = 0;
-static int g_socket_rxmem = 0;
-static int g_socket_nonagle = 1;
-
-typedef struct
-{
- char *name;
- int num;
-} name2num_t;
-
-static name2num_t nalnames[] = {
- {"any", 0},
- {"tcp", SOCKNAL},
- {"elan", QSWNAL},
- {"gm", GMNAL},
- {"ib", IBNAL},
- {NULL, -1}
-};
-
-static cfg_record_cb_t g_record_cb;
-
-/* Convert a string boolean to an int; "enable" -> 1 */
-int ptl_parse_bool (int *b, char *str) {
- if (!strcasecmp (str, "no") ||
- !strcasecmp (str, "n") ||
- !strcasecmp (str, "off") ||
- !strcasecmp (str, "down") ||
- !strcasecmp (str, "disable"))
- {
- *b = 0;
- return (0);
- }
-
- if (!strcasecmp (str, "yes") ||
- !strcasecmp (str, "y") ||
- !strcasecmp (str, "on") ||
- !strcasecmp (str, "up") ||
- !strcasecmp (str, "enable"))
- {
- *b = 1;
- return (0);
- }
-
- return (-1);
-}
-
-/* Convert human readable size string to and int; "1k" -> 1000 */
-int ptl_parse_size (int *sizep, char *str) {
- int size;
- char mod[32];
-
- switch (sscanf (str, "%d%1[gGmMkK]", &size, mod)) {
- default:
- return (-1);
-
- case 1:
- *sizep = size;
- return (0);
-
- case 2:
- switch (*mod) {
- case 'g':
- case 'G':
- *sizep = size << 30;
- return (0);
-
- case 'm':
- case 'M':
- *sizep = size << 20;
- return (0);
-
- case 'k':
- case 'K':
- *sizep = size << 10;
- return (0);
-
- default:
- *sizep = size;
- return (0);
- }
- }
-}
-
-int
-ptl_set_cfg_record_cb(cfg_record_cb_t cb)
-{
- g_record_cb = cb;
- return 0;
-}
-
-int
-pcfg_ioctl(struct portals_cfg *pcfg)
-{
- int rc;
-
- if (pcfg->pcfg_nal ==0)
- pcfg->pcfg_nal = g_nal;
-
- if (g_record_cb) {
- rc = g_record_cb(PORTALS_CFG_TYPE, sizeof(*pcfg), pcfg);
- } else {
- struct portal_ioctl_data data;
- PORTAL_IOC_INIT (data);
- data.ioc_pbuf1 = (char*)pcfg;
- data.ioc_plen1 = sizeof(*pcfg);
- /* XXX liblustre hack XXX */
- data.ioc_nal_cmd = pcfg->pcfg_command;
- data.ioc_nid = pcfg->pcfg_nid;
-
- rc = l_ioctl (PORTALS_DEV_ID, IOC_PORTAL_NAL_CMD, &data);
- }
-
- return (rc);
-}
-
-
-
-static name2num_t *
-name2num_lookup_name (name2num_t *table, char *str)
-{
- while (table->name != NULL)
- if (!strcmp (str, table->name))
- return (table);
- else
- table++;
- return (NULL);
-}
-
-static name2num_t *
-name2num_lookup_num (name2num_t *table, int num)
-{
- while (table->name != NULL)
- if (num == table->num)
- return (table);
- else
- table++;
- return (NULL);
-}
-
-int
-ptl_name2nal (char *str)
-{
- name2num_t *e = name2num_lookup_name (nalnames, str);
-
- return ((e == NULL) ? -1 : e->num);
-}
-
-static char *
-nal2name (int nal)
-{
- name2num_t *e = name2num_lookup_num (nalnames, nal);
-
- return ((e == NULL) ? "???" : e->name);
-}
-
-static struct hostent *
-ptl_gethostbyname(char * hname) {
- struct hostent *he;
- he = gethostbyname(hname);
- if (!he) {
- switch(h_errno) {
- case HOST_NOT_FOUND:
- case NO_ADDRESS:
- fprintf(stderr, "Unable to resolve hostname: %s\n",
- hname);
- break;
- default:
- fprintf(stderr, "gethostbyname error: %s\n",
- strerror(errno));
- break;
- }
- return NULL;
- }
- return he;
-}
-
-int
-ptl_parse_port (int *port, char *str)
-{
- char *end;
-
- *port = strtol (str, &end, 0);
-
- if (*end == 0 && /* parsed whole string */
- *port > 0 && *port < 65536) /* minimal sanity check */
- return (0);
-
- return (-1);
-}
-
-int
-ptl_parse_time (time_t *t, char *str)
-{
- char *end;
- int n;
- struct tm tm;
-
- *t = strtol (str, &end, 0);
- if (*end == 0) /* parsed whole string */
- return (0);
-
- memset (&tm, 0, sizeof (tm));
- n = sscanf (str, "%d-%d-%d-%d:%d:%d",
- &tm.tm_year, &tm.tm_mon, &tm.tm_mday,
- &tm.tm_hour, &tm.tm_min, &tm.tm_sec);
- if (n != 6)
- return (-1);
-
- tm.tm_mon--; /* convert to 0 == Jan */
- tm.tm_year -= 1900; /* y2k quirk */
- tm.tm_isdst = -1; /* dunno if it's daylight savings... */
-
- *t = mktime (&tm);
- if (*t == (time_t)-1)
- return (-1);
-
- return (0);
-}
-
-int
-ptl_parse_ipaddr (__u32 *ipaddrp, char *str)
-{
- struct hostent *he;
- int a;
- int b;
- int c;
- int d;
-
- if (!strcmp (str, "_all_"))
- {
- *ipaddrp = 0;
- return (0);
- }
-
- if (sscanf (str, "%d.%d.%d.%d", &a, &b, &c, &d) == 4 &&
- (a & ~0xff) == 0 && (b & ~0xff) == 0 &&
- (c & ~0xff) == 0 && (d & ~0xff) == 0)
- {
- *ipaddrp = (a<<24)|(b<<16)|(c<<8)|d;
- return (0);
- }
-
- if ((('a' <= str[0] && str[0] <= 'z') ||
- ('A' <= str[0] && str[0] <= 'Z')) &&
- (he = ptl_gethostbyname (str)) != NULL)
- {
- __u32 addr = *(__u32 *)he->h_addr;
-
- *ipaddrp = ntohl(addr); /* HOST byte order */
- return (0);
- }
-
- return (-1);
-}
-
-char *
-ptl_ipaddr_2_str (__u32 ipaddr, char *str)
-{
- __u32 net_ip;
- struct hostent *he;
-
- net_ip = htonl (ipaddr);
- he = gethostbyaddr (&net_ip, sizeof (net_ip), AF_INET);
- if (he != NULL)
- return (he->h_name);
-
- sprintf (str, "%d.%d.%d.%d",
- (ipaddr >> 24) & 0xff, (ipaddr >> 16) & 0xff,
- (ipaddr >> 8) & 0xff, ipaddr & 0xff);
- return (str);
-}
-
-int
-ptl_parse_nid (ptl_nid_t *nidp, char *str)
-{
- __u32 ipaddr;
- char *end;
- unsigned long long ullval;
-
- if (!strcmp (str, "_all_")) {
- *nidp = PTL_NID_ANY;
- return (0);
- }
-
- if (ptl_parse_ipaddr (&ipaddr, str) == 0) {
- *nidp = (ptl_nid_t)ipaddr;
- return (0);
- }
-
- ullval = strtoull(str, &end, 0);
- if (*end == 0) {
- /* parsed whole string */
- *nidp = (ptl_nid_t)ullval;
- return (0);
- }
-
- return (-1);
-}
-
-__u64 ptl_nid2u64(ptl_nid_t nid)
-{
- switch (sizeof (nid)) {
- case 8:
- return (nid);
- case 4:
- return ((__u32)nid);
- default:
- fprintf(stderr, "Unexpected sizeof(ptl_nid_t) == %u\n", sizeof(nid));
- abort();
- /* notreached */
- return (-1);
- }
-}
-
-char *
-ptl_nid2str (char *buffer, ptl_nid_t nid)
-{
- __u64 nid64 = ptl_nid2u64(nid);
- struct hostent *he;
-
- if ((nid64 & ~((__u64)((__u32)-1))) != 0) {
- /* top bits set */
- he = NULL;
- } else {
- __u32 addr = htonl((__u32)nid); /* back to NETWORK byte order */
-
- he = gethostbyaddr ((const char *)&addr, sizeof (addr), AF_INET);
- }
-
- if (he != NULL)
- strcpy (buffer, he->h_name);
- else
- sprintf (buffer, LPX64, nid64);
-
- return (buffer);
-}
-
-int g_nal_is_set ()
-{
- if (g_nal == 0) {
- fprintf (stderr, "Error: you must run the 'network' command first.\n");
- return (0);
- }
-
- return (1);
-}
-
-int g_nal_is_compatible (char *cmd, ...)
-{
- va_list ap;
- int nal;
-
- if (!g_nal_is_set ())
- return (0);
-
- va_start (ap, cmd);
-
- do {
- nal = va_arg (ap, int);
- } while (nal != 0 && nal != g_nal);
-
- va_end (ap);
-
- if (g_nal == nal)
- return (1);
-
- if (cmd != NULL) {
- /* Don't complain verbosely if we've not been passed a command
- * name to complain about! */
- fprintf (stderr, "Command %s not compatible with nal %s\n",
- cmd, nal2name (g_nal));
- }
- return (0);
-}
-
-int
-sock_write (int cfd, void *buffer, int nob)
-{
- while (nob > 0)
- {
- int rc = write (cfd, buffer, nob);
-
- if (rc < 0)
- {
- if (errno == EINTR)
- continue;
-
- return (rc);
- }
-
- if (rc == 0)
- {
- fprintf (stderr, "Unexpected zero sock_write\n");
- abort();
- }
-
- nob -= rc;
- buffer = (char *)buffer + nob;
- }
-
- return (0);
-}
-
-int
-sock_read (int cfd, void *buffer, int nob)
-{
- while (nob > 0)
- {
- int rc = read (cfd, buffer, nob);
-
- if (rc < 0)
- {
- if (errno == EINTR)
- continue;
-
- return (rc);
- }
-
- if (rc == 0) /* EOF */
- {
- errno = ECONNABORTED;
- return (-1);
- }
-
- nob -= rc;
- buffer = (char *)buffer + nob;
- }
-
- return (0);
-}
-
-int ptl_initialize(int argc, char **argv)
-{
- register_ioc_dev(PORTALS_DEV_ID, PORTALS_DEV_PATH);
- return 0;
-}
-
-
-int jt_ptl_network(int argc, char **argv)
-{
- name2num_t *entry;
- int nal;
-
- if (argc == 2 &&
- (nal = ptl_name2nal (argv[1])) >= 0) {
- g_nal = nal;
- return (0);
- }
-
- fprintf(stderr, "usage: %s \n", argv[0]);
- for (entry = nalnames; entry->name != NULL; entry++)
- fprintf (stderr, "%s%s", entry == nalnames ? "<" : "|", entry->name);
- fprintf(stderr, ">\n");
- return (-1);
-}
-
-int
-jt_ptl_print_autoconnects (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- char buffer[64];
- int index;
- int rc;
-
- if (!g_nal_is_compatible (argv[0], SOCKNAL, 0))
- return -1;
-
- for (index = 0;;index++) {
- PCFG_INIT (pcfg, NAL_CMD_GET_AUTOCONN);
- pcfg.pcfg_count = index;
-
- rc = pcfg_ioctl (&pcfg);
- if (rc != 0)
- break;
-
- printf (LPX64"@%s:%d #%d buffer %d "
- "nonagle %s affinity %s eager %s share %d\n",
- pcfg.pcfg_nid, ptl_ipaddr_2_str (pcfg.pcfg_id, buffer),
- pcfg.pcfg_misc, pcfg.pcfg_count, pcfg.pcfg_size,
- (pcfg.pcfg_flags & 1) ? "on" : "off",
- (pcfg.pcfg_flags & 2) ? "on" : "off",
- (pcfg.pcfg_flags & 4) ? "on" : "off",
- pcfg.pcfg_wait);
- }
-
- if (index == 0)
- printf ("<no autoconnect routes>\n");
- return 0;
-}
-
-int
-jt_ptl_add_autoconnect (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- ptl_nid_t nid;
- __u32 ip;
- int port;
- int irq_affinity = 0;
- int share = 0;
- int eager = 0;
- int rc;
-
- if (argc < 4 || argc > 5) {
- fprintf (stderr, "usage: %s nid ipaddr port [ise]\n", argv[0]);
- return 0;
- }
-
- if (!g_nal_is_compatible (argv[0], SOCKNAL, 0))
- return -1;
-
- if (ptl_parse_nid (&nid, argv[1]) != 0 ||
- nid == PTL_NID_ANY) {
- fprintf (stderr, "Can't parse NID: %s\n", argv[1]);
- return -1;
- }
-
- if (ptl_parse_ipaddr (&ip, argv[2]) != 0) {
- fprintf (stderr, "Can't parse ip addr: %s\n", argv[2]);
- return -1;
- }
-
- if (ptl_parse_port (&port, argv[3]) != 0) {
- fprintf (stderr, "Can't parse port: %s\n", argv[3]);
- return -1;
- }
-
- if (argc > 4) {
- char *opts = argv[4];
-
- while (*opts != 0)
- switch (*opts++) {
- case 'i':
- irq_affinity = 1;
- break;
- case 's':
- share = 1;
- break;
- case 'e':
- eager = 1;
- break;
- default:
- fprintf (stderr, "Can't parse options: %s\n",
- argv[4]);
- return -1;
- }
- }
-
- PCFG_INIT(pcfg, NAL_CMD_ADD_AUTOCONN);
- pcfg.pcfg_nid = nid;
- pcfg.pcfg_id = ip;
- pcfg.pcfg_misc = port;
- /* only passing one buffer size! */
- pcfg.pcfg_size = MAX (g_socket_rxmem, g_socket_txmem);
- pcfg.pcfg_flags = (g_socket_nonagle ? 0x01 : 0) |
- (irq_affinity ? 0x02 : 0) |
- (share ? 0x04 : 0) |
- (eager ? 0x08 : 0);
-
- rc = pcfg_ioctl (&pcfg);
- if (rc != 0) {
- fprintf (stderr, "failed to enable autoconnect: %s\n",
- strerror (errno));
- return -1;
- }
-
- return 0;
-}
-
-int
-jt_ptl_del_autoconnect (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- ptl_nid_t nid = PTL_NID_ANY;
- __u32 ip = 0;
- int share = 0;
- int keep_conn = 0;
- int rc;
-
- if (argc > 4) {
- fprintf (stderr, "usage: %s [nid] [ipaddr] [sk]\n",
- argv[0]);
- return 0;
- }
-
- if (!g_nal_is_compatible (argv[0], SOCKNAL, 0))
- return -1;
-
- if (argc > 1 &&
- ptl_parse_nid (&nid, argv[1]) != 0) {
- fprintf (stderr, "Can't parse nid: %s\n", argv[1]);
- return -1;
- }
-
- if (argc > 2 &&
- ptl_parse_ipaddr (&ip, argv[2]) != 0) {
- fprintf (stderr, "Can't parse ip addr: %s\n", argv[2]);
- return -1;
- }
-
- if (argc > 3) {
- char *opts = argv[3];
-
- while (*opts != 0)
- switch (*opts++) {
- case 's':
- share = 1;
- break;
- case 'k':
- keep_conn = 1;
- break;
- default:
- fprintf (stderr, "Can't parse flags: %s\n",
- argv[3]);
- return -1;
- }
- }
-
- PCFG_INIT(pcfg, NAL_CMD_DEL_AUTOCONN);
- pcfg.pcfg_nid = nid;
- pcfg.pcfg_id = ip;
- pcfg.pcfg_flags = (share ? 1 : 0) |
- (keep_conn ? 2 : 0);
-
- rc = pcfg_ioctl (&pcfg);
- if (rc != 0) {
- fprintf (stderr, "failed to remove autoconnect route: %s\n",
- strerror (errno));
- return -1;
- }
-
- return 0;
-}
-
-int
-jt_ptl_print_connections (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- char buffer[64];
- int index;
- int rc;
-
- if (!g_nal_is_compatible (argv[0], SOCKNAL, 0))
- return -1;
-
- for (index = 0;;index++) {
- PCFG_INIT (pcfg, NAL_CMD_GET_CONN);
- pcfg.pcfg_count = index;
-
- rc = pcfg_ioctl (&pcfg);
- if (rc != 0)
- break;
-
- printf (LPX64"@%s:%d:%s\n",
- pcfg.pcfg_nid,
- ptl_ipaddr_2_str (pcfg.pcfg_id, buffer),
- pcfg.pcfg_misc,
- (pcfg.pcfg_flags == SOCKNAL_CONN_ANY) ? "A" :
- (pcfg.pcfg_flags == SOCKNAL_CONN_CONTROL) ? "C" :
- (pcfg.pcfg_flags == SOCKNAL_CONN_BULK_IN) ? "I" :
- (pcfg.pcfg_flags == SOCKNAL_CONN_BULK_OUT) ? "O" : "?");
- }
-
- if (index == 0)
- printf ("<no connections>\n");
- return 0;
-}
-
-int jt_ptl_connect(int argc, char **argv)
-{
- struct portals_cfg pcfg;
- struct sockaddr_in srvaddr;
- __u32 ipaddr;
- char *flag;
- int fd, rc;
- int nonagle = 0;
- int rxmem = 0;
- int txmem = 0;
- int bind_irq = 0;
- int type = SOCKNAL_CONN_ANY;
- int port;
- int o;
- int olen;
-
- if (argc < 3) {
- fprintf(stderr, "usage: %s ip port [xibctr]\n", argv[0]);
- return 0;
- }
-
- if (!g_nal_is_compatible (argv[0], SOCKNAL, 0))
- return -1;
-
- rc = ptl_parse_ipaddr (&ipaddr, argv[1]);
- if (rc != 0) {
- fprintf(stderr, "Can't parse hostname: %s\n", argv[1]);
- return -1;
- }
-
- if (ptl_parse_port (&port, argv[2]) != 0) {
- fprintf (stderr, "Can't parse port: %s\n", argv[2]);
- return -1;
- }
-
- if (argc > 3)
- for (flag = argv[3]; *flag != 0; flag++)
- switch (*flag)
- {
- case 'i':
- bind_irq = 1;
- break;
-
- case 'I':
- if (type != SOCKNAL_CONN_ANY) {
- fprintf(stderr, "Can't flag type twice\n");
- return -1;
- }
- type = SOCKNAL_CONN_BULK_IN;
- break;
-
- case 'O':
- if (type != SOCKNAL_CONN_ANY) {
- fprintf(stderr, "Can't flag type twice\n");
- return -1;
- }
- type = SOCKNAL_CONN_BULK_OUT;
- break;
-
- case 'C':
- if (type != SOCKNAL_CONN_ANY) {
- fprintf(stderr, "Can't flag type twice\n");
- return -1;
- }
- type = SOCKNAL_CONN_CONTROL;
- break;
-
- default:
- fprintf (stderr, "unrecognised flag '%c'\n",
- *flag);
- return (-1);
- }
-
- memset(&srvaddr, 0, sizeof(srvaddr));
- srvaddr.sin_family = AF_INET;
- srvaddr.sin_port = htons(port);
- srvaddr.sin_addr.s_addr = htonl(ipaddr);
-
- fd = socket(PF_INET, SOCK_STREAM, 0);
- if ( fd < 0 ) {
- fprintf(stderr, "socket() failed: %s\n", strerror(errno));
- return -1;
- }
-
- if (g_socket_nonagle)
- {
- o = 1;
- if (setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &o, sizeof (o)) != 0) {
- fprintf(stderr, "cannot disable nagle: %s\n", strerror(errno));
- return (-1);
- }
- }
-
- if (g_socket_rxmem != 0) {
- o = g_socket_rxmem;
- if (setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &o, sizeof (o)) != 0) {
- fprintf(stderr, "cannot set receive buffer size: %s\n", strerror(errno));
- return (-1);
- }
- }
-
- if (g_socket_txmem != 0) {
- o = g_socket_txmem;
- if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &o, sizeof (o)) != 0) {
- fprintf(stderr, "cannot set send buffer size: %s\n", strerror(errno));
- return (-1);
- }
- }
-
- rc = connect(fd, (struct sockaddr *)&srvaddr, sizeof(srvaddr));
- if ( rc == -1 ) {
- fprintf(stderr, "connect() failed: %s\n", strerror(errno));
- return -1;
- }
-
- olen = sizeof (txmem);
- if (getsockopt (fd, SOL_SOCKET, SO_SNDBUF, &txmem, &olen) != 0)
- fprintf (stderr, "Can't get send buffer size: %s\n", strerror (errno));
- olen = sizeof (rxmem);
- if (getsockopt (fd, SOL_SOCKET, SO_RCVBUF, &rxmem, &olen) != 0)
- fprintf (stderr, "Can't get receive buffer size: %s\n", strerror (errno));
- olen = sizeof (nonagle);
- if (getsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &nonagle, &olen) != 0)
- fprintf (stderr, "Can't get nagle: %s\n", strerror (errno));
-
- printf("Connected host: %s snd: %d rcv: %d nagle: %s type: %s\n",
- argv[1], txmem, rxmem, nonagle ? "Disabled" : "Enabled",
- (type == SOCKNAL_CONN_ANY) ? "A" :
- (type == SOCKNAL_CONN_CONTROL) ? "C" :
- (type == SOCKNAL_CONN_BULK_IN) ? "I" :
- (type == SOCKNAL_CONN_BULK_OUT) ? "O" : "?");
-
- PCFG_INIT(pcfg, NAL_CMD_REGISTER_PEER_FD);
- pcfg.pcfg_nal = g_nal;
- pcfg.pcfg_fd = fd;
- pcfg.pcfg_flags = bind_irq;
- pcfg.pcfg_misc = type;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc) {
- fprintf(stderr, "failed to register fd with portals: %s\n",
- strerror(errno));
- close (fd);
- return -1;
- }
-
- printf("Connection to %s registered with socknal\n", argv[1]);
-
- rc = close(fd);
- if (rc)
- fprintf(stderr, "close failed: %d\n", rc);
-
- return 0;
-}
-
-int jt_ptl_disconnect(int argc, char **argv)
-{
- struct portals_cfg pcfg;
- ptl_nid_t nid = PTL_NID_ANY;
- __u32 ipaddr = 0;
- int rc;
-
- if (argc > 3) {
- fprintf(stderr, "usage: %s [nid] [ipaddr]\n", argv[0]);
- return 0;
- }
-
- if (!g_nal_is_compatible (NULL, SOCKNAL, 0))
- return 0;
-
- if (argc >= 2 &&
- ptl_parse_nid (&nid, argv[1]) != 0) {
- fprintf (stderr, "Can't parse nid %s\n", argv[1]);
- return -1;
- }
-
- if (argc >= 3 &&
- ptl_parse_ipaddr (&ipaddr, argv[2]) != 0) {
- fprintf (stderr, "Can't parse ip addr %s\n", argv[2]);
- return -1;
- }
-
- PCFG_INIT(pcfg, NAL_CMD_CLOSE_CONNECTION);
- pcfg.pcfg_nid = nid;
- pcfg.pcfg_id = ipaddr;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc) {
- fprintf(stderr, "failed to remove connection: %s\n",
- strerror(errno));
- return -1;
- }
-
- return 0;
-}
-
-int jt_ptl_push_connection (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- int rc;
- ptl_nid_t nid = PTL_NID_ANY;
- __u32 ipaddr = 0;
-
- if (argc > 3) {
- fprintf(stderr, "usage: %s [nid] [ip]\n", argv[0]);
- return 0;
- }
-
- if (!g_nal_is_compatible (argv[0], SOCKNAL, 0))
- return -1;
-
- if (argc > 1 &&
- ptl_parse_nid (&nid, argv[1]) != 0) {
- fprintf(stderr, "Can't parse nid: %s\n", argv[1]);
- return -1;
- }
-
- if (argc > 2 &&
- ptl_parse_ipaddr (&ipaddr, argv[2]) != 0) {
- fprintf(stderr, "Can't parse ipaddr: %s\n", argv[2]);
- }
-
- PCFG_INIT(pcfg, NAL_CMD_PUSH_CONNECTION);
- pcfg.pcfg_nid = nid;
- pcfg.pcfg_id = ipaddr;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc) {
- fprintf(stderr, "failed to push connection: %s\n",
- strerror(errno));
- return -1;
- }
-
- return 0;
-}
-
-int
-jt_ptl_print_active_txs (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- int index;
- int rc;
-
- if (!g_nal_is_compatible (argv[0], QSWNAL, 0))
- return -1;
-
- for (index = 0;;index++) {
- PCFG_INIT(pcfg, NAL_CMD_GET_TXDESC);
- pcfg.pcfg_count = index;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc != 0)
- break;
-
- printf ("%p: %5s payload %6d bytes to "LPX64" via "LPX64" by pid %6d: %s, %s, state %d\n",
- pcfg.pcfg_pbuf1,
- pcfg.pcfg_count == PTL_MSG_ACK ? "ACK" :
- pcfg.pcfg_count == PTL_MSG_PUT ? "PUT" :
- pcfg.pcfg_count == PTL_MSG_GET ? "GET" :
- pcfg.pcfg_count == PTL_MSG_REPLY ? "REPLY" : "<wierd message>",
- pcfg.pcfg_size,
- pcfg.pcfg_nid,
- pcfg.pcfg_nid2,
- pcfg.pcfg_misc,
- (pcfg.pcfg_flags & 1) ? "delayed" : "immediate",
- (pcfg.pcfg_flags & 2) ? "nblk" : "normal",
- pcfg.pcfg_flags >> 2);
- }
-
- if (index == 0)
- printf ("<no active descs>\n");
- return 0;
-}
-
-int jt_ptl_ping(int argc, char **argv)
-{
- int rc;
- ptl_nid_t nid;
- long count = 1;
- long size = 4;
- long timeout = 1;
- struct portal_ioctl_data data;
-
- if (argc < 2) {
- fprintf(stderr, "usage: %s nid [count] [size] [timeout (secs)]\n", argv[0]);
- return 0;
- }
-
- if (!g_nal_is_set())
- return -1;
-
- if (ptl_parse_nid (&nid, argv[1]) != 0)
- {
- fprintf (stderr, "Can't parse nid \"%s\"\n", argv[1]);
- return (-1);
- }
-
- if (argc > 2)
- {
- count = atol(argv[2]);
-
- if (count < 0 || count > 20000)
- {
- fprintf(stderr, "are you insane? %ld is a crazy count.\n", count);
- return -1;
- }
- }
-
- if (argc > 3)
- size= atol(argv[3]);
-
- if (argc > 4)
- timeout = atol (argv[4]);
-
- PORTAL_IOC_INIT (data);
- data.ioc_count = count;
- data.ioc_size = size;
- data.ioc_nid = nid;
- data.ioc_nal = g_nal;
- data.ioc_timeout = timeout;
-
- rc = l_ioctl(PORTALS_DEV_ID, IOC_PORTAL_PING, &data);
- if (rc) {
- fprintf(stderr, "failed to start pinger: %s\n",
- strerror(errno));
- return -1;
- }
- return 0;
-}
-
-int jt_ptl_shownid(int argc, char **argv)
-{
- struct portal_ioctl_data data;
- int rc;
-
- if (argc > 1) {
- fprintf(stderr, "usage: %s\n", argv[0]);
- return 0;
- }
-
- if (!g_nal_is_set())
- return -1;
-
- PORTAL_IOC_INIT (data);
- data.ioc_nal = g_nal;
- rc = l_ioctl(PORTALS_DEV_ID, IOC_PORTAL_GET_NID, &data);
- if (rc < 0)
- fprintf(stderr, "getting my NID failed: %s\n",
- strerror (errno));
- else
- printf(LPX64"\n", data.ioc_nid);
- return 0;
-}
-
-int jt_ptl_mynid(int argc, char **argv)
-{
- int rc;
- char hostname[1024];
- char *nidstr;
- struct portals_cfg pcfg;
- ptl_nid_t mynid;
-
- if (argc > 2) {
- fprintf(stderr, "usage: %s [NID]\n", argv[0]);
- fprintf(stderr, "NID defaults to the primary IP address of the machine.\n");
- return 0;
- }
-
- if (!g_nal_is_set())
- return -1;
-
- if (argc >= 2)
- nidstr = argv[1];
- else if (gethostname(hostname, sizeof(hostname)) != 0) {
- fprintf(stderr, "gethostname failed: %s\n",
- strerror(errno));
- return -1;
- }
- else
- nidstr = hostname;
-
- rc = ptl_parse_nid (&mynid, nidstr);
- if (rc != 0) {
- fprintf (stderr, "Can't convert '%s' into a NID\n", nidstr);
- return -1;
- }
-
- PCFG_INIT(pcfg, NAL_CMD_REGISTER_MYNID);
- pcfg.pcfg_nid = mynid;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc < 0)
- fprintf(stderr, "setting my NID failed: %s\n",
- strerror(errno));
- else
- printf("registered my nid "LPX64" (%s)\n",
- ptl_nid2u64(mynid), hostname);
- return 0;
-}
-
-int
-jt_ptl_fail_nid (int argc, char **argv)
-{
- int rc;
- ptl_nid_t nid;
- unsigned int threshold;
- struct portal_ioctl_data data;
-
- if (argc < 2 || argc > 3)
- {
- fprintf (stderr, "usage: %s nid|\"_all_\" [count (0 == mend)]\n", argv[0]);
- return (0);
- }
-
- if (!g_nal_is_set())
- return (-1);
-
- if (!strcmp (argv[1], "_all_"))
- nid = PTL_NID_ANY;
- else if (ptl_parse_nid (&nid, argv[1]) != 0)
- {
- fprintf (stderr, "Can't parse nid \"%s\"\n", argv[1]);
- return (-1);
- }
-
- if (argc < 3)
- threshold = PTL_MD_THRESH_INF;
- else if (sscanf (argv[2], "%i", &threshold) != 1) {
- fprintf (stderr, "Can't parse count \"%s\"\n", argv[2]);
- return (-1);
- }
-
- PORTAL_IOC_INIT (data);
- data.ioc_nal = g_nal;
- data.ioc_nid = nid;
- data.ioc_count = threshold;
-
- rc = l_ioctl (PORTALS_DEV_ID, IOC_PORTAL_FAIL_NID, &data);
- if (rc < 0)
- fprintf (stderr, "IOC_PORTAL_FAIL_NID failed: %s\n",
- strerror (errno));
- else
- printf ("%s %s\n", threshold == 0 ? "Unfailing" : "Failing", argv[1]);
-
- return (0);
-}
-
-int
-jt_ptl_rxmem (int argc, char **argv)
-{
- int size;
-
- if (argc > 1)
- {
- if (ptl_parse_size (&size, argv[1]) != 0 || size < 0)
- {
- fprintf (stderr, "Can't parse size %s\n", argv[1]);
- return (0);
- }
-
- g_socket_rxmem = size;
- }
- printf ("Socket rmem = %d\n", g_socket_rxmem);
- return (0);
-}
-
-int
-jt_ptl_txmem (int argc, char **argv)
-{
- int size;
-
- if (argc > 1)
- {
- if (ptl_parse_size (&size, argv[1]) != 0 || size < 0)
- {
- fprintf (stderr, "Can't parse size %s\n", argv[1]);
- return (0);
- }
- g_socket_txmem = size;
- }
- printf ("Socket txmem = %d\n", g_socket_txmem);
- return (0);
-}
-
-int
-jt_ptl_nagle (int argc, char **argv)
-{
- int enable;
-
- if (argc > 1)
- {
- if (ptl_parse_bool (&enable, argv[1]) != 0)
- {
- fprintf (stderr, "Can't parse boolean %s\n", argv[1]);
- return (-1);
- }
- g_socket_nonagle = !enable;
- }
- printf ("Nagle %s\n", g_socket_nonagle ? "disabled" : "enabled");
- return (0);
-}
-
-int
-jt_ptl_add_route (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- ptl_nid_t nid1;
- ptl_nid_t nid2;
- ptl_nid_t gateway_nid;
- int rc;
-
- if (argc < 3)
- {
- fprintf (stderr, "usage: %s gateway target [target]\n", argv[0]);
- return (0);
- }
-
- if (!g_nal_is_set())
- return (-1);
-
- if (ptl_parse_nid (&gateway_nid, argv[1]) != 0)
- {
- fprintf (stderr, "Can't parse gateway NID \"%s\"\n", argv[1]);
- return (-1);
- }
-
- if (ptl_parse_nid (&nid1, argv[2]) != 0)
- {
- fprintf (stderr, "Can't parse first target NID \"%s\"\n", argv[2]);
- return (-1);
- }
-
- if (argc < 4)
- nid2 = nid1;
- else if (ptl_parse_nid (&nid2, argv[3]) != 0)
- {
- fprintf (stderr, "Can't parse second target NID \"%s\"\n", argv[4]);
- return (-1);
- }
-
- PCFG_INIT(pcfg, NAL_CMD_ADD_ROUTE);
- pcfg.pcfg_nid = gateway_nid;
- pcfg.pcfg_nal = ROUTER;
- pcfg.pcfg_gw_nal = g_nal;
- pcfg.pcfg_nid2 = MIN (nid1, nid2);
- pcfg.pcfg_nid3 = MAX (nid1, nid2);
-
- rc = pcfg_ioctl(&pcfg);
- if (rc != 0)
- {
- fprintf (stderr, "NAL_CMD_ADD_ROUTE failed: %s\n", strerror (errno));
- return (-1);
- }
-
- return (0);
-}
-
-int
-jt_ptl_del_route (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- ptl_nid_t nid;
- ptl_nid_t nid1 = PTL_NID_ANY;
- ptl_nid_t nid2 = PTL_NID_ANY;
- int rc;
-
- if (argc < 2)
- {
- fprintf (stderr, "usage: %s targetNID\n", argv[0]);
- return (0);
- }
-
- if (!g_nal_is_set())
- return (-1);
-
- if (ptl_parse_nid (&nid, argv[1]) != 0)
- {
- fprintf (stderr, "Can't parse gateway NID \"%s\"\n", argv[1]);
- return (-1);
- }
-
- if (argc >= 3 &&
- ptl_parse_nid (&nid1, argv[2]) != 0)
- {
- fprintf (stderr, "Can't parse target NID \"%s\"\n", argv[2]);
- return (-1);
- }
-
- if (argc < 4) {
- nid2 = nid1;
- } else {
- if (ptl_parse_nid (&nid2, argv[3]) != 0) {
- fprintf (stderr, "Can't parse target NID \"%s\"\n", argv[3]);
- return (-1);
- }
-
- if (nid1 > nid2) {
- ptl_nid_t tmp = nid1;
-
- nid1 = nid2;
- nid2 = tmp;
- }
- }
-
- PCFG_INIT(pcfg, NAL_CMD_DEL_ROUTE);
- pcfg.pcfg_nal = ROUTER;
- pcfg.pcfg_gw_nal = g_nal;
- pcfg.pcfg_nid = nid;
- pcfg.pcfg_nid2 = nid1;
- pcfg.pcfg_nid3 = nid2;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc != 0)
- {
- fprintf (stderr, "NAL_CMD_DEL_ROUTE ("LPX64") failed: %s\n",
- ptl_nid2u64(nid), strerror (errno));
- return (-1);
- }
-
- return (0);
-}
-
-int
-jt_ptl_notify_router (int argc, char **argv)
-{
- struct portals_cfg pcfg;
- int enable;
- ptl_nid_t nid;
- int rc;
- struct timeval now;
- time_t when;
-
- if (argc < 3)
- {
- fprintf (stderr, "usage: %s targetNID <up/down> [<time>]\n",
- argv[0]);
- return (0);
- }
-
- if (ptl_parse_nid (&nid, argv[1]) != 0)
- {
- fprintf (stderr, "Can't parse target NID \"%s\"\n", argv[1]);
- return (-1);
- }
-
- if (ptl_parse_bool (&enable, argv[2]) != 0) {
- fprintf (stderr, "Can't parse boolean %s\n", argv[2]);
- return (-1);
- }
-
- gettimeofday(&now, NULL);
-
- if (argc < 4) {
- when = now.tv_sec;
- } else if (ptl_parse_time (&when, argv[3]) != 0) {
- fprintf(stderr, "Can't parse time %s\n"
- "Please specify either 'YYYY-MM-DD-HH:MM:SS'\n"
- "or an absolute unix time in seconds\n", argv[3]);
- return (-1);
- } else if (when > now.tv_sec) {
- fprintf (stderr, "%s specifies a time in the future\n",
- argv[3]);
- return (-1);
- }
-
- PCFG_INIT(pcfg, NAL_CMD_NOTIFY_ROUTER);
- pcfg.pcfg_nal = ROUTER;
- pcfg.pcfg_gw_nal = g_nal;
- pcfg.pcfg_nid = nid;
- pcfg.pcfg_flags = enable;
- /* Yeuch; 'cept I need a __u64 on 64 bit machines... */
- pcfg.pcfg_nid3 = (__u64)when;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc != 0)
- {
- fprintf (stderr, "NAL_CMD_NOTIFY_ROUTER ("LPX64") failed: %s\n",
- ptl_nid2u64(nid), strerror (errno));
- return (-1);
- }
-
- return (0);
-}
-
-int
-jt_ptl_print_routes (int argc, char **argv)
-{
- char buffer[3][128];
- struct portals_cfg pcfg;
- int rc;
- int index;
- int gateway_nal;
- ptl_nid_t gateway_nid;
- ptl_nid_t nid1;
- ptl_nid_t nid2;
- int alive;
-
- for (index = 0;;index++)
- {
- PCFG_INIT(pcfg, NAL_CMD_GET_ROUTE);
- pcfg.pcfg_nal = ROUTER;
- pcfg.pcfg_count = index;
-
- rc = pcfg_ioctl(&pcfg);
- if (rc != 0)
- break;
-
- gateway_nal = pcfg.pcfg_gw_nal;
- gateway_nid = pcfg.pcfg_nid;
- nid1 = pcfg.pcfg_nid2;
- nid2 = pcfg.pcfg_nid3;
- alive = pcfg.pcfg_flags;
-
- printf ("%8s %18s : %s - %s, %s\n",
- nal2name (gateway_nal),
- ptl_nid2str (buffer[0], gateway_nid),
- ptl_nid2str (buffer[1], nid1),
- ptl_nid2str (buffer[2], nid2),
- alive ? "up" : "down");
- }
- return (0);
-}
-
-static int
-lwt_control(int enable, int clear)
-{
- struct portal_ioctl_data data;
- int rc;
-
- PORTAL_IOC_INIT(data);
- data.ioc_flags = enable;
- data.ioc_misc = clear;
-
- rc = l_ioctl(PORTALS_DEV_ID, IOC_PORTAL_LWT_CONTROL, &data);
- if (rc == 0)
- return (0);
-
- fprintf(stderr, "IOC_PORTAL_LWT_CONTROL failed: %s\n",
- strerror(errno));
- return (-1);
-}
-
-static int
-lwt_snapshot(cycles_t *now, int *ncpu, int *totalsize,
- lwt_event_t *events, int size)
-{
- struct portal_ioctl_data data;
- int rc;
-
- PORTAL_IOC_INIT(data);
- data.ioc_pbuf1 = (char *)events;
- data.ioc_plen1 = size;
-
- rc = l_ioctl(PORTALS_DEV_ID, IOC_PORTAL_LWT_SNAPSHOT, &data);
- if (rc != 0) {
- fprintf(stderr, "IOC_PORTAL_LWT_SNAPSHOT failed: %s\n",
- strerror(errno));
- return (-1);
- }
-
- LASSERT (data.ioc_count != 0);
- LASSERT (data.ioc_misc != 0);
-
- if (now != NULL)
- *now = data.ioc_nid;
-
- if (ncpu != NULL)
- *ncpu = data.ioc_count;
-
- if (totalsize != NULL)
- *totalsize = data.ioc_misc;
-
- return (0);
-}
-
-static char *
-lwt_get_string(char *kstr)
-{
- char *ustr;
- struct portal_ioctl_data data;
- int size;
- int rc;
-
- /* FIXME: this could maintain a symbol table since we expect to be
- * looking up the same strings all the time... */
-
- PORTAL_IOC_INIT(data);
- data.ioc_pbuf1 = kstr;
- data.ioc_plen1 = 1; /* non-zero just to fool portal_ioctl_is_invalid() */
- data.ioc_pbuf2 = NULL;
- data.ioc_plen2 = 0;
-
- rc = l_ioctl(PORTALS_DEV_ID, IOC_PORTAL_LWT_LOOKUP_STRING, &data);
- if (rc != 0) {
- fprintf(stderr, "IOC_PORTAL_LWT_LOOKUP_STRING failed: %s\n",
- strerror(errno));
- return (NULL);
- }
-
- size = data.ioc_count;
- ustr = (char *)malloc(size);
- if (ustr == NULL) {
- fprintf(stderr, "Can't allocate string storage of size %d\n",
- size);
- return (NULL);
- }
-
- PORTAL_IOC_INIT(data);
- data.ioc_pbuf1 = kstr;
- data.ioc_plen1 = 1; /* non-zero just to fool portal_ioctl_is_invalid() */
- data.ioc_pbuf2 = ustr;
- data.ioc_plen2 = size;
-
- rc = l_ioctl(PORTALS_DEV_ID, IOC_PORTAL_LWT_LOOKUP_STRING, &data);
- if (rc != 0) {
- fprintf(stderr, "IOC_PORTAL_LWT_LOOKUP_STRING failed: %s\n",
- strerror(errno));
- return (NULL);
- }
-
- LASSERT(strlen(ustr) == size - 1);
- return (ustr);
-}
-
-static void
-lwt_put_string(char *ustr)
-{
- free(ustr);
-}
-
-static int
-lwt_print(FILE *f, cycles_t t0, cycles_t tlast, double mhz, int cpu, lwt_event_t *e)
-{
- char *where = lwt_get_string(e->lwte_where);
-
- if (where == NULL)
- return (-1);
-
- fprintf(f, "%#010lx %#010lx %#010lx %#010lx: %#010lx %1d %10.6f %10.2f %s\n",
- e->lwte_p1, e->lwte_p2, e->lwte_p3, e->lwte_p4,
- (long)e->lwte_task, cpu, (e->lwte_when - t0) / (mhz * 1000000.0),
- (t0 == e->lwte_when) ? 0.0 : (e->lwte_when - tlast) / mhz,
- where);
-
- lwt_put_string(where);
-
- return (0);
-}
-
-double
-get_cycles_per_usec ()
-{
- FILE *f = fopen ("/proc/cpuinfo", "r");
- double mhz;
- char line[64];
-
- if (f != NULL) {
- while (fgets (line, sizeof (line), f) != NULL)
- if (sscanf (line, "cpu MHz : %lf", &mhz) == 1) {
- fclose (f);
- return (mhz);
- }
- fclose (f);
- }
-
- fprintf (stderr, "Can't read/parse /proc/cpuinfo\n");
- return (1000.0);
-}
-
-int
-jt_ptl_lwt(int argc, char **argv)
-{
- int ncpus;
- int totalspace;
- int nevents_per_cpu;
- lwt_event_t *events;
- lwt_event_t *cpu_event[LWT_MAX_CPUS + 1];
- lwt_event_t *next_event[LWT_MAX_CPUS];
- lwt_event_t *first_event[LWT_MAX_CPUS];
- int cpu;
- lwt_event_t *e;
- int rc;
- int i;
- double mhz;
- cycles_t t0;
- cycles_t tlast;
- cycles_t tnow;
- struct timeval tvnow;
- int printed_date = 0;
- int nlines = 0;
- FILE *f = stdout;
-
- if (argc < 2 ||
- (strcmp(argv[1], "start") &&
- strcmp(argv[1], "stop"))) {
- fprintf(stderr,
- "usage: %s start\n"
- " %s stop [fname]\n", argv[0], argv[0]);
- return (-1);
- }
-
- if (!strcmp(argv[1], "start")) {
- /* disable */
- if (lwt_control(0, 0) != 0)
- return (-1);
-
- /* clear */
- if (lwt_control(0, 1) != 0)
- return (-1);
-
- /* enable */
- if (lwt_control(1, 0) != 0)
- return (-1);
-
- return (0);
- }
-
- if (lwt_snapshot(NULL, &ncpus, &totalspace, NULL, 0) != 0)
- return (-1);
-
- if (ncpus > LWT_MAX_CPUS) {
- fprintf(stderr, "Too many cpus: %d (%d)\n",
- ncpus, LWT_MAX_CPUS);
- return (-1);
- }
-
- events = (lwt_event_t *)malloc(totalspace);
- if (events == NULL) {
- fprintf(stderr, "Can't allocate %d\n", totalspace);
- return (-1);
- }
-
- if (lwt_control(0, 0) != 0) { /* disable */
- free(events);
- return (-1);
- }
-
- if (lwt_snapshot(&tnow, NULL, NULL, events, totalspace)) {
- free(events);
- return (-1);
- }
-
- /* we want this time to be sampled at snapshot time */
- gettimeofday(&tvnow, NULL);
-
- if (argc > 2) {
- f = fopen (argv[2], "w");
- if (f == NULL) {
- fprintf(stderr, "Can't open %s for writing: %s\n", argv[2], strerror (errno));
- free(events);
- return (-1);
- }
- }
-
- mhz = get_cycles_per_usec();
-
- /* carve events into per-cpu slices */
- nevents_per_cpu = totalspace / (ncpus * sizeof(lwt_event_t));
- for (cpu = 0; cpu <= ncpus; cpu++)
- cpu_event[cpu] = &events[cpu * nevents_per_cpu];
-
- /* find the earliest event on each cpu */
- for (cpu = 0; cpu < ncpus; cpu++) {
- first_event[cpu] = NULL;
-
- for (e = cpu_event[cpu]; e < cpu_event[cpu + 1]; e++) {
-
- if (e->lwte_where == NULL) /* not an event */
- continue;
-
- if (first_event[cpu] == NULL ||
- first_event[cpu]->lwte_when > e->lwte_when)
- first_event[cpu] = e;
- }
-
- next_event[cpu] = first_event[cpu];
- }
-
- t0 = tlast = 0;
- for (cpu = 0; cpu < ncpus; cpu++) {
- e = first_event[cpu];
- if (e == NULL) /* no events this cpu */
- continue;
-
- if (e == cpu_event[cpu])
- e = cpu_event[cpu + 1] - 1;
- else
- e = e - 1;
-
- /* If there's an event immediately before the first one, this
- * cpu wrapped its event buffer */
- if (e->lwte_where == NULL)
- continue;
-
- /* We should only start outputting events from the most recent
- * first event in any wrapped cpu. Events before this time on
- * other cpus won't have any events from this CPU to interleave
- * with. */
- if (t0 < first_event[cpu]->lwte_when)
- t0 = first_event[cpu]->lwte_when;
- }
-
- for (;;) {
- /* find which cpu has the next event */
- cpu = -1;
- for (i = 0; i < ncpus; i++) {
-
- if (next_event[i] == NULL) /* this cpu exhausted */
- continue;
-
- if (cpu < 0 ||
- next_event[i]->lwte_when < next_event[cpu]->lwte_when)
- cpu = i;
- }
-
- if (cpu < 0) /* all cpus exhausted */
- break;
-
- if (t0 == 0) {
- /* no wrapped cpus and this is he first ever event */
- t0 = next_event[cpu]->lwte_when;
- }
-
- if (t0 <= next_event[cpu]->lwte_when) {
- /* on or after the first event */
- if (!printed_date) {
- cycles_t du = (tnow - t0) / mhz;
- time_t then = tvnow.tv_sec - du/1000000;
-
- if (du % 1000000 > tvnow.tv_usec)
- then--;
-
- fprintf(f, "%s", ctime(&then));
- printed_date = 1;
- }
-
- rc = lwt_print(f, t0, tlast, mhz, cpu, next_event[cpu]);
- if (rc != 0)
- break;
-
- if (++nlines % 10000 == 0 && f != stdout) {
- /* show some activity... */
- printf(".");
- fflush (stdout);
- }
- }
-
- tlast = next_event[cpu]->lwte_when;
-
- next_event[cpu]++;
- if (next_event[cpu] == cpu_event[cpu + 1])
- next_event[cpu] = cpu_event[cpu];
-
- if (next_event[cpu]->lwte_where == NULL ||
- next_event[cpu] == first_event[cpu])
- next_event[cpu] = NULL;
- }
-
- if (f != stdout) {
- printf("\n");
- fclose(f);
- }
-
- free(events);
- return (0);
-}
-
-int jt_ptl_memhog(int argc, char **argv)
-{
- static int gfp = 0; /* sticky! */
-
- struct portal_ioctl_data data;
- int rc;
- int count;
- char *end;
-
- if (argc < 2) {
- fprintf(stderr, "usage: %s <npages> [<GFP flags>]\n", argv[0]);
- return 0;
- }
-
- count = strtol(argv[1], &end, 0);
- if (count < 0 || *end != 0) {
- fprintf(stderr, "Can't parse page count '%s'\n", argv[1]);
- return -1;
- }
-
- if (argc >= 3) {
- rc = strtol(argv[2], &end, 0);
- if (*end != 0) {
- fprintf(stderr, "Can't parse gfp flags '%s'\n", argv[2]);
- return -1;
- }
- gfp = rc;
- }
-
- PORTAL_IOC_INIT(data);
- data.ioc_count = count;
- data.ioc_flags = gfp;
- rc = l_ioctl(PORTALS_DEV_ID, IOC_PORTAL_MEMHOG, &data);
-
- if (rc != 0) {
- fprintf(stderr, "memhog %d failed: %s\n", count, strerror(errno));
- return -1;
- }
-
- printf("memhog %d OK\n", count);
- return 0;
-}
-
git://git.whamcloud.com / fs / lustre-release.git / blobdiff