diff options
Diffstat (limited to 'kernel/debug/kdb/kdb_main.c')
-rw-r--r-- | kernel/debug/kdb/kdb_main.c | 404 |
1 files changed, 201 insertions, 203 deletions
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c index 7c7a2ef834fc..fa6deda894a1 100644 --- a/kernel/debug/kdb/kdb_main.c +++ b/kernel/debug/kdb/kdb_main.c @@ -711,10 +711,9 @@ static int kdb_defcmd(int argc, const char **argv) struct kdb_macro_statement *kms; list_for_each_entry(kp, &kdb_cmds_head, list_node) { - if (kp->cmd_func == kdb_exec_defcmd) { + if (kp->func == kdb_exec_defcmd) { kdb_printf("defcmd %s \"%s\" \"%s\"\n", - kp->cmd_name, kp->cmd_usage, - kp->cmd_help); + kp->name, kp->usage, kp->help); kmp = container_of(kp, struct kdb_macro, cmd); list_for_each_entry(kms, &kmp->statements, list_node) @@ -735,34 +734,34 @@ static int kdb_defcmd(int argc, const char **argv) goto fail_defcmd; mp = &kdb_macro->cmd; - mp->cmd_func = kdb_exec_defcmd; - mp->cmd_minlen = 0; - mp->cmd_flags = KDB_ENABLE_ALWAYS_SAFE; - mp->cmd_name = kdb_strdup(argv[1], GFP_KDB); - if (!mp->cmd_name) + mp->func = kdb_exec_defcmd; + mp->minlen = 0; + mp->flags = KDB_ENABLE_ALWAYS_SAFE; + mp->name = kdb_strdup(argv[1], GFP_KDB); + if (!mp->name) goto fail_name; - mp->cmd_usage = kdb_strdup(argv[2], GFP_KDB); - if (!mp->cmd_usage) + mp->usage = kdb_strdup(argv[2], GFP_KDB); + if (!mp->usage) goto fail_usage; - mp->cmd_help = kdb_strdup(argv[3], GFP_KDB); - if (!mp->cmd_help) + mp->help = kdb_strdup(argv[3], GFP_KDB); + if (!mp->help) goto fail_help; - if (mp->cmd_usage[0] == '"') { - strcpy(mp->cmd_usage, argv[2]+1); - mp->cmd_usage[strlen(mp->cmd_usage)-1] = '\0'; + if (mp->usage[0] == '"') { + strcpy(mp->usage, argv[2]+1); + mp->usage[strlen(mp->usage)-1] = '\0'; } - if (mp->cmd_help[0] == '"') { - strcpy(mp->cmd_help, argv[3]+1); - mp->cmd_help[strlen(mp->cmd_help)-1] = '\0'; + if (mp->help[0] == '"') { + strcpy(mp->help, argv[3]+1); + mp->help[strlen(mp->help)-1] = '\0'; } INIT_LIST_HEAD(&kdb_macro->statements); defcmd_in_progress = true; return 0; fail_help: - kfree(mp->cmd_usage); + kfree(mp->usage); fail_usage: - kfree(mp->cmd_name); + kfree(mp->name); fail_name: kfree(kdb_macro); fail_defcmd: @@ -790,7 +789,7 @@ static int kdb_exec_defcmd(int argc, const char **argv) return KDB_ARGCOUNT; list_for_each_entry(kp, &kdb_cmds_head, list_node) { - if (strcmp(kp->cmd_name, argv[0]) == 0) + if (strcmp(kp->name, argv[0]) == 0) break; } if (list_entry_is_head(kp, &kdb_cmds_head, list_node)) { @@ -804,7 +803,7 @@ static int kdb_exec_defcmd(int argc, const char **argv) * Recursive use of kdb_parse, do not use argv after this point. */ argv = NULL; - kdb_printf("[%s]kdb> %s\n", kmp->cmd.cmd_name, kms->statement); + kdb_printf("[%s]kdb> %s\n", kmp->cmd.name, kms->statement); ret = kdb_parse(kms->statement); if (ret) return ret; @@ -1016,11 +1015,11 @@ int kdb_parse(const char *cmdstr) * If this command is allowed to be abbreviated, * check to see if this is it. */ - if (tp->cmd_minlen && (strlen(argv[0]) <= tp->cmd_minlen) && - (strncmp(argv[0], tp->cmd_name, tp->cmd_minlen) == 0)) + if (tp->minlen && (strlen(argv[0]) <= tp->minlen) && + (strncmp(argv[0], tp->name, tp->minlen) == 0)) break; - if (strcmp(argv[0], tp->cmd_name) == 0) + if (strcmp(argv[0], tp->name) == 0) break; } @@ -1031,8 +1030,7 @@ int kdb_parse(const char *cmdstr) */ if (list_entry_is_head(tp, &kdb_cmds_head, list_node)) { list_for_each_entry(tp, &kdb_cmds_head, list_node) { - if (strncmp(argv[0], tp->cmd_name, - strlen(tp->cmd_name)) == 0) + if (strncmp(argv[0], tp->name, strlen(tp->name)) == 0) break; } } @@ -1040,19 +1038,19 @@ int kdb_parse(const char *cmdstr) if (!list_entry_is_head(tp, &kdb_cmds_head, list_node)) { int result; - if (!kdb_check_flags(tp->cmd_flags, kdb_cmd_enabled, argc <= 1)) + if (!kdb_check_flags(tp->flags, kdb_cmd_enabled, argc <= 1)) return KDB_NOPERM; KDB_STATE_SET(CMD); - result = (*tp->cmd_func)(argc-1, (const char **)argv); + result = (*tp->func)(argc-1, (const char **)argv); if (result && ignore_errors && result > KDB_CMD_GO) result = 0; KDB_STATE_CLEAR(CMD); - if (tp->cmd_flags & KDB_REPEAT_WITH_ARGS) + if (tp->flags & KDB_REPEAT_WITH_ARGS) return result; - argc = tp->cmd_flags & KDB_REPEAT_NO_ARGS ? 1 : 0; + argc = tp->flags & KDB_REPEAT_NO_ARGS ? 1 : 0; if (argv[argc]) *(argv[argc]) = '\0'; return result; @@ -2419,12 +2417,12 @@ static int kdb_help(int argc, const char **argv) char *space = ""; if (KDB_FLAG(CMD_INTERRUPT)) return 0; - if (!kdb_check_flags(kt->cmd_flags, kdb_cmd_enabled, true)) + if (!kdb_check_flags(kt->flags, kdb_cmd_enabled, true)) continue; - if (strlen(kt->cmd_usage) > 20) + if (strlen(kt->usage) > 20) space = "\n "; - kdb_printf("%-15.15s %-20s%s%s\n", kt->cmd_name, - kt->cmd_usage, space, kt->cmd_help); + kdb_printf("%-15.15s %-20s%s%s\n", kt->name, + kt->usage, space, kt->help); } return 0; } @@ -2633,9 +2631,9 @@ int kdb_register(kdbtab_t *cmd) kdbtab_t *kp; list_for_each_entry(kp, &kdb_cmds_head, list_node) { - if (strcmp(kp->cmd_name, cmd->cmd_name) == 0) { + if (strcmp(kp->name, cmd->name) == 0) { kdb_printf("Duplicate kdb cmd: %s, func %p help %s\n", - cmd->cmd_name, cmd->cmd_func, cmd->cmd_help); + cmd->name, cmd->func, cmd->help); return 1; } } @@ -2672,218 +2670,218 @@ void kdb_unregister(kdbtab_t *cmd) EXPORT_SYMBOL_GPL(kdb_unregister); static kdbtab_t maintab[] = { - { .cmd_name = "md", - .cmd_func = kdb_md, - .cmd_usage = "<vaddr>", - .cmd_help = "Display Memory Contents, also mdWcN, e.g. md8c1", - .cmd_minlen = 1, - .cmd_flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, + { .name = "md", + .func = kdb_md, + .usage = "<vaddr>", + .help = "Display Memory Contents, also mdWcN, e.g. md8c1", + .minlen = 1, + .flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, }, - { .cmd_name = "mdr", - .cmd_func = kdb_md, - .cmd_usage = "<vaddr> <bytes>", - .cmd_help = "Display Raw Memory", - .cmd_flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, + { .name = "mdr", + .func = kdb_md, + .usage = "<vaddr> <bytes>", + .help = "Display Raw Memory", + .flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, }, - { .cmd_name = "mdp", - .cmd_func = kdb_md, - .cmd_usage = "<paddr> <bytes>", - .cmd_help = "Display Physical Memory", - .cmd_flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, + { .name = "mdp", + .func = kdb_md, + .usage = "<paddr> <bytes>", + .help = "Display Physical Memory", + .flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, }, - { .cmd_name = "mds", - .cmd_func = kdb_md, - .cmd_usage = "<vaddr>", - .cmd_help = "Display Memory Symbolically", - .cmd_flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, + { .name = "mds", + .func = kdb_md, + .usage = "<vaddr>", + .help = "Display Memory Symbolically", + .flags = KDB_ENABLE_MEM_READ | KDB_REPEAT_NO_ARGS, }, - { .cmd_name = "mm", - .cmd_func = kdb_mm, - .cmd_usage = "<vaddr> <contents>", - .cmd_help = "Modify Memory Contents", - .cmd_flags = KDB_ENABLE_MEM_WRITE | KDB_REPEAT_NO_ARGS, + { .name = "mm", + .func = kdb_mm, + .usage = "<vaddr> <contents>", + .help = "Modify Memory Contents", + .flags = KDB_ENABLE_MEM_WRITE | KDB_REPEAT_NO_ARGS, }, - { .cmd_name = "go", - .cmd_func = kdb_go, - .cmd_usage = "[<vaddr>]", - .cmd_help = "Continue Execution", - .cmd_minlen = 1, - .cmd_flags = KDB_ENABLE_REG_WRITE | + { .name = "go", + .func = kdb_go, + .usage = "[<vaddr>]", + .help = "Continue Execution", + .minlen = 1, + .flags = KDB_ENABLE_REG_WRITE | KDB_ENABLE_ALWAYS_SAFE_NO_ARGS, }, - { .cmd_name = "rd", - .cmd_func = kdb_rd, - .cmd_usage = "", - .cmd_help = "Display Registers", - .cmd_flags = KDB_ENABLE_REG_READ, + { .name = "rd", + .func = kdb_rd, + .usage = "", + .help = "Display Registers", + .flags = KDB_ENABLE_REG_READ, }, - { .cmd_name = "rm", - .cmd_func = kdb_rm, - .cmd_usage = "<reg> <contents>", - .cmd_help = "Modify Registers", - .cmd_flags = KDB_ENABLE_REG_WRITE, + { .name = "rm", + .func = kdb_rm, + .usage = "<reg> <contents>", + .help = "Modify Registers", + .flags = KDB_ENABLE_REG_WRITE, }, - { .cmd_name = "ef", - .cmd_func = kdb_ef, - .cmd_usage = "<vaddr>", - .cmd_help = "Display exception frame", - .cmd_flags = KDB_ENABLE_MEM_READ, + { .name = "ef", + .func = kdb_ef, + .usage = "<vaddr>", + .help = "Display exception frame", + .flags = KDB_ENABLE_MEM_READ, }, - { .cmd_name = "bt", - .cmd_func = kdb_bt, - .cmd_usage = "[<vaddr>]", - .cmd_help = "Stack traceback", - .cmd_minlen = 1, - .cmd_flags = KDB_ENABLE_MEM_READ | KDB_ENABLE_INSPECT_NO_ARGS, + { .name = "bt", + .func = kdb_bt, + .usage = "[<vaddr>]", + .help = "Stack traceback", + .minlen = 1, + .flags = KDB_ENABLE_MEM_READ | KDB_ENABLE_INSPECT_NO_ARGS, }, - { .cmd_name = "btp", - .cmd_func = kdb_bt, - .cmd_usage = "<pid>", - .cmd_help = "Display stack for process <pid>", - .cmd_flags = KDB_ENABLE_INSPECT, + { .name = "btp", + .func = kdb_bt, + .usage = "<pid>", + .help = "Display stack for process <pid>", + .flags = KDB_ENABLE_INSPECT, }, - { .cmd_name = "bta", - .cmd_func = kdb_bt, - .cmd_usage = "[D|R|S|T|C|Z|E|U|I|M|A]", - .cmd_help = "Backtrace all processes matching state flag", - .cmd_flags = KDB_ENABLE_INSPECT, + { .name = "bta", + .func = kdb_bt, + .usage = "[D|R|S|T|C|Z|E|U|I|M|A]", + .help = "Backtrace all processes matching state flag", + .flags = KDB_ENABLE_INSPECT, }, - { .cmd_name = "btc", - .cmd_func = kdb_bt, - .cmd_usage = "", - .cmd_help = "Backtrace current process on each cpu", - .cmd_flags = KDB_ENABLE_INSPECT, + { .name = "btc", + .func = kdb_bt, + .usage = "", + .help = "Backtrace current process on each cpu", + .flags = KDB_ENABLE_INSPECT, }, - { .cmd_name = "btt", - .cmd_func = kdb_bt, - .cmd_usage = "<vaddr>", - .cmd_help = "Backtrace process given its struct task address", - .cmd_flags = KDB_ENABLE_MEM_READ | KDB_ENABLE_INSPECT_NO_ARGS, + { .name = "btt", + .func = kdb_bt, + .usage = "<vaddr>", + .help = "Backtrace process given its struct task address", + .flags = KDB_ENABLE_MEM_READ | KDB_ENABLE_INSPECT_NO_ARGS, }, - { .cmd_name = "env", - .cmd_func = kdb_env, - .cmd_usage = "", - .cmd_help = "Show environment variables", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "env", + .func = kdb_env, + .usage = "", + .help = "Show environment variables", + .flags = KDB_ENABLE_ALWAYS_SAFE, }, - { .cmd_name = "set", - .cmd_func = kdb_set, - .cmd_usage = "", - .cmd_help = "Set environment variables", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "set", + .func = kdb_set, + .usage = "", + .help = "Set environment variables", + .flags = KDB_ENABLE_ALWAYS_SAFE, }, - { .cmd_name = "help", - .cmd_func = kdb_help, - .cmd_usage = "", - .cmd_help = "Display Help Message", - .cmd_minlen = 1, - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "help", + .func = kdb_help, + .usage = "", + .help = "Display Help Message", + .minlen = 1, + .flags = KDB_ENABLE_ALWAYS_SAFE, }, - { .cmd_name = "?", - .cmd_func = kdb_help, - .cmd_usage = "", - .cmd_help = "Display Help Message", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "?", + .func = kdb_help, + .usage = "", + .help = "Display Help Message", + .flags = KDB_ENABLE_ALWAYS_SAFE, }, - { .cmd_name = "cpu", - .cmd_func = kdb_cpu, - .cmd_usage = "<cpunum>", - .cmd_help = "Switch to new cpu", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE_NO_ARGS, + { .name = "cpu", + .func = kdb_cpu, + .usage = "<cpunum>", + .help = "Switch to new cpu", + .flags = KDB_ENABLE_ALWAYS_SAFE_NO_ARGS, }, - { .cmd_name = "kgdb", - .cmd_func = kdb_kgdb, - .cmd_usage = "", - .cmd_help = "Enter kgdb mode", - .cmd_flags = 0, + { .name = "kgdb", + .func = kdb_kgdb, + .usage = "", + .help = "Enter kgdb mode", + .flags = 0, }, - { .cmd_name = "ps", - .cmd_func = kdb_ps, - .cmd_usage = "[<flags>|A]", - .cmd_help = "Display active task list", - .cmd_flags = KDB_ENABLE_INSPECT, + { .name = "ps", + .func = kdb_ps, + .usage = "[<flags>|A]", + .help = "Display active task list", + .flags = KDB_ENABLE_INSPECT, }, - { .cmd_name = "pid", - .cmd_func = kdb_pid, - .cmd_usage = "<pidnum>", - .cmd_help = "Switch to another task", - .cmd_flags = KDB_ENABLE_INSPECT, + { .name = "pid", + .func = kdb_pid, + .usage = "<pidnum>", + .help = "Switch to another task", + .flags = KDB_ENABLE_INSPECT, }, - { .cmd_name = "reboot", - .cmd_func = kdb_reboot, - .cmd_usage = "", - .cmd_help = "Reboot the machine immediately", - .cmd_flags = KDB_ENABLE_REBOOT, + { .name = "reboot", + .func = kdb_reboot, + .usage = "", + .help = "Reboot the machine immediately", + .flags = KDB_ENABLE_REBOOT, }, #if defined(CONFIG_MODULES) - { .cmd_name = "lsmod", - .cmd_func = kdb_lsmod, - .cmd_usage = "", - .cmd_help = "List loaded kernel modules", - .cmd_flags = KDB_ENABLE_INSPECT, + { .name = "lsmod", + .func = kdb_lsmod, + .usage = "", + .help = "List loaded kernel modules", + .flags = KDB_ENABLE_INSPECT, }, #endif #if defined(CONFIG_MAGIC_SYSRQ) - { .cmd_name = "sr", - .cmd_func = kdb_sr, - .cmd_usage = "<key>", - .cmd_help = "Magic SysRq key", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "sr", + .func = kdb_sr, + .usage = "<key>", + .help = "Magic SysRq key", + .flags = KDB_ENABLE_ALWAYS_SAFE, }, #endif #if defined(CONFIG_PRINTK) - { .cmd_name = "dmesg", - .cmd_func = kdb_dmesg, - .cmd_usage = "[lines]", - .cmd_help = "Display syslog buffer", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "dmesg", + .func = kdb_dmesg, + .usage = "[lines]", + .help = "Display syslog buffer", + .flags = KDB_ENABLE_ALWAYS_SAFE, }, #endif - { .cmd_name = "defcmd", - .cmd_func = kdb_defcmd, - .cmd_usage = "name \"usage\" \"help\"", - .cmd_help = "Define a set of commands, down to endefcmd", + { .name = "defcmd", + .func = kdb_defcmd, + .usage = "name \"usage\" \"help\"", + .help = "Define a set of commands, down to endefcmd", /* * Macros are always safe because when executed each * internal command re-enters kdb_parse() and is safety * checked individually. */ - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + .flags = KDB_ENABLE_ALWAYS_SAFE, }, - { .cmd_name = "kill", - .cmd_func = kdb_kill, - .cmd_usage = "<-signal> <pid>", - .cmd_help = "Send a signal to a process", - .cmd_flags = KDB_ENABLE_SIGNAL, + { .name = "kill", + .func = kdb_kill, + .usage = "<-signal> <pid>", + .help = "Send a signal to a process", + .flags = KDB_ENABLE_SIGNAL, }, - { .cmd_name = "summary", - .cmd_func = kdb_summary, - .cmd_usage = "", - .cmd_help = "Summarize the system", - .cmd_minlen = 4, - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "summary", + .func = kdb_summary, + .usage = "", + .help = "Summarize the system", + .minlen = 4, + .flags = KDB_ENABLE_ALWAYS_SAFE, }, - { .cmd_name = "per_cpu", - .cmd_func = kdb_per_cpu, - .cmd_usage = "<sym> [<bytes>] [<cpu>]", - .cmd_help = "Display per_cpu variables", - .cmd_minlen = 3, - .cmd_flags = KDB_ENABLE_MEM_READ, + { .name = "per_cpu", + .func = kdb_per_cpu, + .usage = "<sym> [<bytes>] [<cpu>]", + .help = "Display per_cpu variables", + .minlen = 3, + .flags = KDB_ENABLE_MEM_READ, }, - { .cmd_name = "grephelp", - .cmd_func = kdb_grep_help, - .cmd_usage = "", - .cmd_help = "Display help on | grep", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + { .name = "grephelp", + .func = kdb_grep_help, + .usage = "", + .help = "Display help on | grep", + .flags = KDB_ENABLE_ALWAYS_SAFE, }, }; static kdbtab_t nmicmd = { - .cmd_name = "disable_nmi", - .cmd_func = kdb_disable_nmi, - .cmd_usage = "", - .cmd_help = "Disable NMI entry to KDB", - .cmd_flags = KDB_ENABLE_ALWAYS_SAFE, + .name = "disable_nmi", + .func = kdb_disable_nmi, + .usage = "", + .help = "Disable NMI entry to KDB", + .flags = KDB_ENABLE_ALWAYS_SAFE, }; /* Initialize the kdb command table. */ |