+++ /dev/null
-/*
- * GPL HEADER START
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 only,
- * as published by the Free Software Foundation.
- *
- * This program 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 version 2 for more details (a copy is included
- * in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see
- * http://www.gnu.org/licenses/gpl-2.0.html
- *
- * GPL HEADER END
- */
-/*
- * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
- * Use is subject to license terms.
- *
- * Copyright (c) 2011, 2015, Intel Corporation.
- */
-/*
- * This file is part of Lustre, http://www.lustre.org/
- * Lustre is a trademark of Sun Microsystems, Inc.
- *
- * lnet/utils/debug.c
- * Some day I'll split all of this functionality into a cfs_debug module
- * of its own. That day is not today.
- */
-
-#define __USE_FILE_OFFSET64
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
-
-#include <errno.h>
-#include <fcntl.h>
-#include <limits.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <time.h>
-#include <unistd.h>
-
-#include <linux/types.h>
-
-#include <libcfs/util/ioctl.h>
-#include <libcfs/util/param.h>
-#include <linux/lnet/libcfs_debug.h>
-#include <linux/lnet/lnetctl.h>
-#include <libcfs/util/string.h>
-
-static char rawbuf[8192];
-static char *buf = rawbuf;
-static int max = 8192;
-/*static int g_pfd = -1;*/
-static int subsystem_mask = ~0;
-static int debug_mask = ~0;
-
-#define MAX_MARK_SIZE 256
-
-static const char *libcfs_debug_subsystems[] = LIBCFS_DEBUG_SUBSYS_NAMES;
-static const char *libcfs_debug_masks[] = LIBCFS_DEBUG_MASKS_NAMES;
-
-#define DAEMON_CTL_NAME "daemon_file"
-#define SUBSYS_DEBUG_CTL_NAME "subsystem_debug"
-#define DEBUG_CTL_NAME "debug"
-#define DUMP_KERNEL_CTL_NAME "dump_kernel"
-
-/*
- * Open the parameter file "debug" which controls the debugging
- * flags used to determine what information ends up in the lustre
- * logs collected by lctl dk or the debug daemon.
- */
-static int
-dbg_open_ctlhandle(const char *str)
-{
- glob_t path;
- int fd, rc;
-
- rc = cfs_get_param_paths(&path, "%s", str);
- if (rc != 0) {
- fprintf(stderr, "invalid parameter '%s'\n", str);
- return -1;
- }
-
- fd = open(path.gl_pathv[0], O_WRONLY);
- if (fd < 0)
- fprintf(stderr, "open '%s' failed: %s\n",
- path.gl_pathv[0], strerror(errno));
-
- cfs_free_param_data(&path);
- return fd;
-}
-
-static void
-dbg_close_ctlhandle(int fd)
-{
- close(fd);
-}
-
-static int
-dbg_write_cmd(int fd, char *str, int len)
-{
- int rc = write(fd, str, len);
-
- return (rc == len ? 0 : 1);
-}
-
-
-static int do_debug_mask(char *name, int enable)
-{
- int found = 0;
- int i;
-
- for (i = 0; libcfs_debug_subsystems[i] != NULL; i++) {
- if (strcasecmp(name, libcfs_debug_subsystems[i]) == 0 ||
- strcasecmp(name, "all_subs") == 0) {
- printf("%s output from subsystem \"%s\"\n",
- enable ? "Enabling" : "Disabling",
- libcfs_debug_subsystems[i]);
- if (enable)
- subsystem_mask |= (1 << i);
- else
- subsystem_mask &= ~(1 << i);
- found = 1;
- }
- }
- for (i = 0; libcfs_debug_masks[i] != NULL; i++) {
- if (strcasecmp(name, libcfs_debug_masks[i]) == 0 ||
- strcasecmp(name, "all_types") == 0) {
- printf("%s output of type \"%s\"\n",
- enable ? "Enabling" : "Disabling",
- libcfs_debug_masks[i]);
- if (enable)
- debug_mask |= (1 << i);
- else
- debug_mask &= ~(1 << i);
- found = 1;
- }
- }
-
- return found;
-}
-
-int dbg_initialize(int argc, char **argv)
-{
- return 0;
-}
-
-int jt_dbg_filter(int argc, char **argv)
-{
- int i;
-
- if (argc < 2) {
- fprintf(stderr, "usage: %s <subsystem ID or debug mask>\n",
- argv[0]);
- return 0;
- }
-
- for (i = 1; i < argc; i++)
- if (!do_debug_mask(argv[i], 0))
- fprintf(stderr, "Unknown subsystem or debug type: %s\n",
- argv[i]);
- return 0;
-}
-
-int jt_dbg_show(int argc, char **argv)
-{
- int i;
-
- if (argc < 2) {
- fprintf(stderr, "usage: %s <subsystem ID or debug mask>\n",
- argv[0]);
- return 0;
- }
-
- for (i = 1; i < argc; i++)
- if (!do_debug_mask(argv[i], 1))
- fprintf(stderr, "Unknown subsystem or debug type: %s\n",
- argv[i]);
-
- return 0;
-}
-
-static int applymask(char *param, int value)
-{
- int rc;
- char buf[64];
- int len = snprintf(buf, 64, "%d", value);
-
- int fd = dbg_open_ctlhandle(param);
- if (fd < 0)
- return fd;
-
- rc = dbg_write_cmd(fd, buf, len+1);
- if (rc != 0) {
- fprintf(stderr, "Write to %s failed: %s\n",
- param, strerror(errno));
- }
-
- dbg_close_ctlhandle(fd);
-
- return rc;
-}
-
-static void applymask_all(unsigned int subs_mask, unsigned int debug_mask)
-{
- applymask(SUBSYS_DEBUG_CTL_NAME, subs_mask);
- applymask(DEBUG_CTL_NAME, debug_mask);
- printf("Applied subsystem_debug=%d, debug=%d to lnet\n",
- subs_mask, debug_mask);
-}
-
-int jt_dbg_list(int argc, char **argv)
-{
- int i;
-
- if (argc != 2) {
- fprintf(stderr, "usage: %s <subs || types>\n", argv[0]);
- return 0;
- }
-
- if (strcasecmp(argv[1], "subs") == 0) {
- printf("Subsystems: all_subs");
- for (i = 0; libcfs_debug_subsystems[i] != NULL; i++)
- if (libcfs_debug_subsystems[i][0])
- printf(", %s", libcfs_debug_subsystems[i]);
- printf("\n");
- } else if (strcasecmp(argv[1], "types") == 0) {
- printf("Types: all_types");
- for (i = 0; libcfs_debug_masks[i] != NULL; i++)
- printf(", %s", libcfs_debug_masks[i]);
- printf("\n");
- } else if (strcasecmp(argv[1], "applymasks") == 0) {
- applymask_all(subsystem_mask, debug_mask);
- }
- return 0;
-}
-
-/* all strings nul-terminated; only the struct and hdr need to be freed */
-struct dbg_line {
- struct ptldebug_header *hdr;
- char *file;
- char *fn;
- char *text;
-};
-
-static int cmp_rec(const void *p1, const void *p2)
-{
- struct dbg_line *d1 = *(struct dbg_line **)p1;
- struct dbg_line *d2 = *(struct dbg_line **)p2;
-
- if (d1->hdr->ph_sec < d2->hdr->ph_sec)
- return -1;
- if (d1->hdr->ph_sec == d2->hdr->ph_sec &&
- d1->hdr->ph_usec < d2->hdr->ph_usec)
- return -1;
- if (d1->hdr->ph_sec == d2->hdr->ph_sec &&
- d1->hdr->ph_usec == d2->hdr->ph_usec)
- return 0;
- return 1;
-}
-
-static void print_rec(struct dbg_line ***linevp, int used, int fdout)
-{
- struct dbg_line **linev = *linevp;
- int i;
-
- qsort(linev, used, sizeof(struct dbg_line *), cmp_rec);
- for (i = 0; i < used; i++) {
- struct dbg_line *line = linev[i];
- struct ptldebug_header *hdr = line->hdr;
- char out[4097];
- char *buf = out;
- int bytes;
- ssize_t bytes_written;
-
- bytes = snprintf(out, sizeof(out),
- "%08x:%08x:%u.%u%s:%u.%06llu:%u:%u:%u:"
- "(%s:%u:%s()) %s",
- hdr->ph_subsys, hdr->ph_mask,
- hdr->ph_cpu_id, hdr->ph_type,
- hdr->ph_flags & PH_FLAG_FIRST_RECORD ? "F" : "",
- hdr->ph_sec, (unsigned long long)hdr->ph_usec,
- hdr->ph_stack, hdr->ph_pid, hdr->ph_extern_pid,
- line->file, hdr->ph_line_num, line->fn,
- line->text);
- while (bytes > 0) {
- bytes_written = write(fdout, buf, bytes);
- if (bytes_written <= 0)
- break;
- bytes -= bytes_written;
- buf += bytes_written;
- }
- free(line->hdr);
- free(line);
- }
- free(linev);
- *linevp = NULL;
-}
-
-static int add_rec(struct dbg_line *line, struct dbg_line ***linevp, int *lenp,
- int used)
-{
- struct dbg_line **linev = *linevp;
-
- if (used == *lenp) {
- int nlen = *lenp + 4096;
- int nsize = nlen * sizeof(struct dbg_line *);
-
- linev = realloc(*linevp, nsize);
- if (!linev)
- return -ENOMEM;
-
- *linevp = linev;
- *lenp = nlen;
- }
- linev[used] = line;
-
- return 0;
-}
-
-static void dump_hdr(unsigned long long offset, struct ptldebug_header *hdr)
-{
- fprintf(stderr, "badly-formed record at offset = %llu\n", offset);
- fprintf(stderr, " len = %u\n", hdr->ph_len);
- fprintf(stderr, " flags = %x\n", hdr->ph_flags);
- fprintf(stderr, " subsystem = %x\n", hdr->ph_subsys);
- fprintf(stderr, " mask = %x\n", hdr->ph_mask);
- fprintf(stderr, " cpu_id = %u\n", hdr->ph_cpu_id);
- fprintf(stderr, " type = %u\n", hdr->ph_type);
- fprintf(stderr, " seconds = %u\n", hdr->ph_sec);
- fprintf(stderr, " microseconds = %lu\n", (long)hdr->ph_usec);
- fprintf(stderr, " stack = %u\n", hdr->ph_stack);
- fprintf(stderr, " pid = %u\n", hdr->ph_pid);
- fprintf(stderr, " host pid = %u\n", hdr->ph_extern_pid);
- fprintf(stderr, " line number = %u\n", hdr->ph_line_num);
-}
-
-#define HDR_SIZE sizeof(*hdr)
-
-static int parse_buffer(int fdin, int fdout)
-{
- struct dbg_line *line;
- struct ptldebug_header *hdr;
- char buf[4097];
- char *ptr;
- unsigned long dropped = 0;
- unsigned long kept = 0;
- unsigned long bad = 0;
- struct dbg_line **linev = NULL;
- int linev_len = 0;
- int rc;
-
- hdr = (void *)buf;
-
- while (1) {
- int first_bad = 1;
- int count;
-
- count = HDR_SIZE;
- ptr = buf;
-readhdr:
- rc = read(fdin, ptr, count);
- if (rc <= 0)
- goto print;
-
- ptr += rc;
- count -= rc;
- if (count > 0)
- goto readhdr;
-
- if (hdr->ph_len > 4094 || /* is this header bogus? */
- hdr->ph_stack > 65536 ||
- hdr->ph_sec < (1 << 30) ||
- hdr->ph_usec > 1000000000 ||
- hdr->ph_line_num > 65536) {
- if (first_bad)
- dump_hdr(lseek(fdin, 0, SEEK_CUR), hdr);
- bad += first_bad;
- first_bad = 0;
-
- /* try to restart on next line */
- while (count < HDR_SIZE && buf[count] != '\n')
- count++;
- if (buf[count] == '\n')
- count++; /* move past '\n' */
- if (HDR_SIZE - count > 0) {
- int left = HDR_SIZE - count;
-
- memmove(buf, buf + count, left);
- ptr = buf + left;
-
- goto readhdr;
- }
-
- continue;
- }
-
- if (hdr->ph_len == 0)
- continue;
-
- count = hdr->ph_len - HDR_SIZE;
-readmore:
- rc = read(fdin, ptr, count);
- if (rc <= 0)
- break;
-
- ptr += rc;
- count -= rc;
- if (count > 0)
- goto readmore;
-
- first_bad = 1;
-
- if ((hdr->ph_subsys && !(subsystem_mask & hdr->ph_subsys)) ||
- (hdr->ph_mask && !(debug_mask & hdr->ph_mask))) {
- dropped++;
- continue;
- }
-
-retry_alloc:
- line = malloc(sizeof(*line));
- if (line == NULL) {
- if (linev) {
- fprintf(stderr, "error: line malloc(%u): "
- "printing accumulated records\n",
- (unsigned int)sizeof(*line));
- print_rec(&linev, kept, fdout);
-
- goto retry_alloc;
- }
- fprintf(stderr, "error: line malloc(%u): exiting\n",
- (unsigned int)sizeof(*line));
- break;
- }
-
- line->hdr = malloc(hdr->ph_len + 1);
- if (line->hdr == NULL) {
- free(line);
- if (linev) {
- fprintf(stderr, "error: hdr malloc(%u): "
- "printing accumulated records\n",
- hdr->ph_len + 1);
- print_rec(&linev, kept, fdout);
-
- goto retry_alloc;
- }
- fprintf(stderr, "error: hdr malloc(%u): exiting\n",
- hdr->ph_len + 1);
- break;
- }
-
- ptr = (void *)line->hdr;
- memcpy(line->hdr, buf, hdr->ph_len);
- ptr[hdr->ph_len] = '\0';
-
- ptr += sizeof(*hdr);
- line->file = ptr;
- ptr += strlen(line->file) + 1;
- line->fn = ptr;
- ptr += strlen(line->fn) + 1;
- line->text = ptr;
-
-retry_add:
- if (add_rec(line, &linev, &linev_len, kept) < 0) {
- if (linev) {
- fprintf(stderr, "error: add_rec[%u] failed; "
- "print accumulated records\n",
- linev_len);
- print_rec(&linev, kept, fdout);
-
- goto retry_add;
- }
- fprintf(stderr, "error: add_rec[0] failed; exiting\n");
- break;
- }
- kept++;
- }
-
-print:
- if (linev)
- print_rec(&linev, kept, fdout);
-
- printf("Debug log: %lu lines, %lu kept, %lu dropped, %lu bad.\n",
- dropped + kept + bad, kept, dropped, bad);
-
- return 0;
-}
-
-int jt_dbg_debug_kernel(int argc, char **argv)
-{
- struct stat st;
- char filename[PATH_MAX];
- int raw = 0;
- int save_errno;
- int fdin;
- int fdout;
- int rc;
-
- if (argc > 3) {
- fprintf(stderr, "usage: %s [file] [raw]\n", argv[0]);
- return 0;
- }
-
- if (argc > 2) {
- raw = atoi(argv[2]);
- } else if (argc > 1 && (argv[1][0] == '0' || argv[1][0] == '1')) {
- raw = atoi(argv[1]);
- argc--;
- }
-
- /* If we are dumping raw (which means no conversion step to ASCII)
- * then dump directly to any supplied filename, otherwise this is
- * just a temp file and we dump to the real file at convert time. */
- if (argc > 1 && raw) {
- if (strlen(argv[1]) >= sizeof(filename)) {
- fprintf(stderr, "File name too long: %s\n", argv[1]);
- return 1;
- }
- strncpy(filename, argv[1], sizeof(filename));
- } else {
- if (snprintf(filename, sizeof(filename), "%s%lu.%u",
- LIBCFS_DEBUG_FILE_PATH_DEFAULT, time(NULL),
- getpid())
- >= sizeof(filename)) {
- fprintf(stderr, "File name too long\n");
- return 1;
- }
- }
-
- if (stat(filename, &st) == 0 && S_ISREG(st.st_mode))
- unlink(filename);
-
- fdin = dbg_open_ctlhandle(DUMP_KERNEL_CTL_NAME);
- if (fdin < 0) {
- fprintf(stderr, "open(dump_kernel) failed: %s\n",
- strerror(errno));
- return 1;
- }
-
- rc = dbg_write_cmd(fdin, filename, strlen(filename));
- save_errno = errno;
- dbg_close_ctlhandle(fdin);
- if (rc != 0) {
- fprintf(stderr, "write(%s) failed: %s\n", filename,
- strerror(save_errno));
- return 1;
- }
-
- if (raw)
- return 0;
-
- fdin = open(filename, O_RDONLY);
- if (fdin < 0) {
- if (errno == ENOENT) /* no dump file created */
- return 0;
- fprintf(stderr, "fopen(%s) failed: %s\n", filename,
- strerror(errno));
- return 1;
- }
- if (argc > 1) {
- fdout = open(argv[1], O_WRONLY | O_CREAT | O_TRUNC,
- S_IRUSR | S_IWUSR);
- if (fdout < 0) {
- fprintf(stderr, "fopen(%s) failed: %s\n", argv[1],
- strerror(errno));
- close(fdin);
- return 1;
- }
- } else {
- fdout = fileno(stdout);
- }
-
- rc = parse_buffer(fdin, fdout);
- close(fdin);
- if (argc > 1)
- close(fdout);
- if (rc) {
- fprintf(stderr, "parse_buffer failed; leaving tmp file %s "
- "behind.\n", filename);
- } else {
- rc = unlink(filename);
- if (rc)
- fprintf(stderr, "dumped successfully, but couldn't "
- "unlink tmp file %s: %s\n", filename,
- strerror(errno));
- }
-
- return rc;
-}
-
-int jt_dbg_debug_file(int argc, char **argv)
-{
- int fdin;
- int fdout;
- int rc;
-
- if (argc > 3 || argc < 2) {
- fprintf(stderr, "usage: %s <input> [output]\n", argv[0]);
- return 0;
- }
-
- fdin = open(argv[1], O_RDONLY | O_LARGEFILE);
- if (fdin < 0) {
- fprintf(stderr, "open(%s) failed: %s\n", argv[1],
- strerror(errno));
- return 1;
- }
- if (argc > 2) {
- fdout = open(argv[2],
- O_CREAT | O_TRUNC | O_WRONLY | O_LARGEFILE,
- 0600);
- if (fdout < 0) {
- fprintf(stderr, "open(%s) failed: %s\n", argv[2],
- strerror(errno));
- close(fdin);
- return 1;
- }
- } else {
- fdout = fileno(stdout);
- }
-
- rc = parse_buffer(fdin, fdout);
-
- close(fdin);
- if (fdout != fileno(stdout))
- close(fdout);
-
- return rc;
-}
-
-const char debug_daemon_usage[] = "usage: %s {start file [MB]|stop}\n";
-
-int jt_dbg_debug_daemon(int argc, char **argv)
-{
- int rc;
- int fd;
- char *resolved_path = NULL;
-
- if (argc <= 1) {
- fprintf(stderr, debug_daemon_usage, argv[0]);
- return 1;
- }
-
- fd = dbg_open_ctlhandle(DAEMON_CTL_NAME);
- if (fd < 0)
- return -1;
-
- rc = -1;
- if (strcasecmp(argv[1], "start") == 0) {
- if (argc < 3 || argc > 4 ||
- (argc == 4 && strlen(argv[3]) > 5)) {
- fprintf(stderr, debug_daemon_usage, argv[0]);
- goto out;
- }
- if (argc == 4) {
- char buf[12];
- const long min_size = 10;
- const long max_size = 20480;
- long size;
- char *end;
-
- size = strtoul(argv[3], &end, 0);
- if (size < min_size ||
- size > max_size ||
- *end != 0) {
- fprintf(stderr, "size %s invalid, must be in "
- "the range %ld-%ld MB\n", argv[3],
- min_size, max_size);
- goto out;
- }
- snprintf(buf, sizeof(buf), "size=%ld", size);
- rc = dbg_write_cmd(fd, buf, strlen(buf));
-
- if (rc != 0) {
- fprintf(stderr, "set %s failed: %s\n",
- buf, strerror(errno));
- goto out;
- }
- }
-
- rc = cfs_abs_path(argv[2], &resolved_path);
- if (rc != 0) {
- fprintf(stderr,
- "%s debug_daemon: cannot resolve path '%s': %s\n",
- program_invocation_short_name, argv[2],
- strerror(-rc));
- goto out;
- }
- rc = dbg_write_cmd(fd, resolved_path, strlen(resolved_path));
- if (rc != 0) {
- fprintf(stderr, "start debug_daemon on %s failed: %s\n",
- argv[2], strerror(errno));
- goto out;
- }
- rc = 0;
- goto out;
- }
- if (strcasecmp(argv[1], "stop") == 0) {
- rc = dbg_write_cmd(fd, "stop", 4);
- if (rc != 0) {
- fprintf(stderr, "stopping debug_daemon failed: %s\n",
- strerror(errno));
- goto out;
- }
-
- rc = 0;
- goto out;
- }
-
- fprintf(stderr, debug_daemon_usage, argv[0]);
- rc = -1;
-out:
- dbg_close_ctlhandle(fd);
- if (resolved_path != NULL)
- free(resolved_path);
- return rc;
-}
-
-int jt_dbg_clear_debug_buf(int argc, char **argv)
-{
- int rc;
- struct libcfs_ioctl_data data;
-
- if (argc != 1) {
- fprintf(stderr, "usage: %s\n", argv[0]);
- return 0;
- }
-
- memset(&data, 0, sizeof(data));
- if (libcfs_ioctl_pack(&data, &buf, max) != 0) {
- fprintf(stderr, "libcfs_ioctl_pack failed.\n");
- return -1;
- }
-
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_CLEAR_DEBUG, buf);
- if (rc) {
- fprintf(stderr, "IOC_LIBCFS_CLEAR_DEBUG failed: %s\n",
- strerror(errno));
- return -1;
- }
- return 0;
-}
-
-int jt_dbg_mark_debug_buf(int argc, char **argv)
-{
- static char scratch[MAX_MARK_SIZE] = "";
- struct libcfs_ioctl_data data;
- char *text;
- int rc;
-
- memset(&data, 0, sizeof(data));
-
- if (argc > 1) {
- int count, max_size = sizeof(scratch) - 1;
-
- strncpy(scratch, argv[1], max_size);
- max_size -= strlen(argv[1]);
- for (count = 2; (count < argc) && (max_size > 1); count++) {
- strncat(scratch, " ", max_size);
- max_size -= 1;
- strncat(scratch, argv[count], max_size);
- max_size -= strlen(argv[count]);
- }
- scratch[sizeof(scratch) - 1] = '\0';
- text = scratch;
- } else {
- time_t now = time(NULL);
- text = ctime(&now);
- }
-
- data.ioc_inllen1 = strlen(text) + 1;
- data.ioc_inlbuf1 = text;
-
- if (libcfs_ioctl_pack(&data, &buf, max) != 0) {
- fprintf(stderr, "libcfs_ioctl_pack failed.\n");
- return -1;
- }
-
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_MARK_DEBUG, buf);
- if (rc) {
- fprintf(stderr, "IOC_LIBCFS_MARK_DEBUG failed: %s\n",
- strerror(errno));
- return -1;
- }
- return 0;
-}
-
-static struct mod_paths {
- char *name, *path;
-} mod_paths[] = {
- { .name = "libcfs", .path = "libcfs/libcfs" },
- { .name = "lnet", .path = "lnet/lnet" },
- { .name = "ko2iblnd", .path = "lnet/klnds/o2iblnd" },
- { .name = "kgnilnd", .path = "lnet/klnds/gnilnd"},
- { .name = "ksocklnd", .path = "lnet/klnds/socklnd" },
- { .name = "obdclass", .path = "lustre/obdclass" },
- { .name = "llog_test", .path = "lustre/obdclass" },
- { .name = "ptlrpc_gss", .path = "lustre/ptlrpc/gss" },
- { .name = "ptlrpc", .path = "lustre/ptlrpc" },
- { .name = "gks", .path = "lustre/sec/gks" },
- { .name = "gkc", .path = "lustre/sec/gks" },
- { .name = "ost", .path = "lustre/ost" },
- { .name = "osc", .path = "lustre/osc" },
- { .name = "mds", .path = "lustre/mds" },
- { .name = "mdc", .path = "lustre/mdc" },
- { .name = "lustre", .path = "lustre/llite" },
- { .name = "ldiskfs", .path = "ldiskfs" },
- { .name = "obdecho", .path = "lustre/obdecho" },
- { .name = "ldlm", .path = "lustre/ldlm" },
- { .name = "obdfilter", .path = "lustre/obdfilter" },
- { .name = "lov", .path = "lustre/lov" },
- { .name = "lmv", .path = "lustre/lmv" },
- { .name = "lquota", .path = "lustre/quota" },
- { .name = "mgs", .path = "lustre/mgs" },
- { .name = "mgc", .path = "lustre/mgc" },
- { .name = "mdt", .path = "lustre/mdt" },
- { .name = "mdd", .path = "lustre/mdd" },
- { .name = "osd", .path = "lustre/osd" },
- { .name = "cmm", .path = "lustre/cmm" },
- { .name = "fid", .path = "lustre/fid"},
- { .name = "fld", .path = "lustre/fld"},
- { .name = "lod", .path = "lustre/lod"},
- { .name = "osp", .path = "lustre/osp"},
- { .name = "lfsck", .path = "lustre/lfsck" },
- { .name = NULL }
-};
-
-int jt_dbg_modules(int argc, char **argv)
-{
- struct mod_paths *mp;
- char *path = "";
- const char *proc = "/proc/modules";
- char modname[128];
- char buf[4096];
- unsigned long modaddr;
- FILE *file;
-
- if (argc >= 2)
- path = argv[1];
- if (argc > 3) {
- printf("%s [path] [kernel]\n", argv[0]);
- return 0;
- }
-
- file = fopen(proc, "r");
- if (!file) {
- printf("failed open %s: %s\n", proc, strerror(errno));
- return 0;
- }
-
- while (fgets(buf, sizeof(buf), file) != NULL) {
- if (sscanf(buf, "%s %*s %*s %*s %*s %lx",
- modname, &modaddr) == 2) {
- for (mp = mod_paths; mp->name != NULL; mp++) {
- if (!strcmp(mp->name, modname))
- break;
- }
- if (mp->name) {
- printf("add-symbol-file %s%s%s/%s.o 0x%0lx\n",
- path, path[0] ? "/" : "",
- mp->path, mp->name, modaddr);
- }
- }
- }
-
- fclose(file);
- return 0;
-}
git://git.whamcloud.com / fs / lustre-release.git / blobdiff