[PATCH v5 3/8] kdb: Rename kdb_register_repeat() to kdb_register_flags()

From: Daniel Thompson
Date: Thu Jun 19 2014 - 09:21:54 EST

Next message: Daniel Thompson: "[PATCH v5 1/8] kdb: Remove currently unused kdbtab_t->cmd_flags"
Previous message: Daniel Thompson: "[PATCH v5 4/8] kdb: Use KDB_REPEAT_* values as flags"
In reply to: Daniel Thompson: "[PATCH v5 4/8] kdb: Use KDB_REPEAT_* values as flags"
Next in thread: Daniel Thompson: "[PATCH v5 1/8] kdb: Remove currently unused kdbtab_t->cmd_flags"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

From: Anton Vorontsov <anton.vorontsov@xxxxxxxxxx>

We're about to add more options for commands behaviour, so let's give
a more generic name to the low-level kdb command registration function.

There are just various renames, no functional changes.

Signed-off-by: Anton Vorontsov <anton.vorontsov@xxxxxxxxxx>
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
Signed-off-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
Cc: Jason Wessel <jason.wessel@xxxxxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Mike Travis <travis@xxxxxxx>
Cc: kgdb-bugreport@xxxxxxxxxxxxxxxxxxxxx
---
include/linux/kdb.h | 10 +++---
kernel/debug/kdb/kdb_bp.c | 14 ++++----
kernel/debug/kdb/kdb_main.c | 86 ++++++++++++++++++++++-----------------------
kernel/trace/trace_kdb.c | 2 +-
4 files changed, 56 insertions(+), 56 deletions(-)

diff --git a/include/linux/kdb.h b/include/linux/kdb.h
index e650f79..32d2f40 100644
--- a/include/linux/kdb.h
+++ b/include/linux/kdb.h
@@ -146,17 +146,17 @@ static inline const char *kdb_walk_kallsyms(loff_t *pos)

/* Dynamic kdb shell command registration */
extern int kdb_register(char *, kdb_func_t, char *, char *, short);
-extern int kdb_register_repeat(char *, kdb_func_t, char *, char *,
- short, kdb_cmdflags_t);
+extern int kdb_register_flags(char *, kdb_func_t, char *, char *,
+ short, kdb_cmdflags_t);
extern int kdb_unregister(char *);
#else /* ! CONFIG_KGDB_KDB */
static inline __printf(1, 2) int kdb_printf(const char *fmt, ...) { return 0; }
static inline void kdb_init(int level) {}
static inline int kdb_register(char *cmd, kdb_func_t func, char *usage,
char *help, short minlen) { return 0; }
-static inline int kdb_register_repeat(char *cmd, kdb_func_t func, char *usage,
- char *help, short minlen,
- kdb_cmdflags_t flags) { return 0; }
+static inline int kdb_register_flags(char *cmd, kdb_func_t func, char *usage,
+ char *help, short minlen,
+ kdb_cmdflags_t flags) { return 0; }
static inline int kdb_unregister(char *cmd) { return 0; }
#endif /* CONFIG_KGDB_KDB */
enum {
diff --git a/kernel/debug/kdb/kdb_bp.c b/kernel/debug/kdb/kdb_bp.c
index 70a5046..7be2c5d 100644
--- a/kernel/debug/kdb/kdb_bp.c
+++ b/kernel/debug/kdb/kdb_bp.c
@@ -531,21 +531,21 @@ void __init kdb_initbptab(void)
for (i = 0, bp = kdb_breakpoints; i < KDB_MAXBPT; i++, bp++)
bp->bp_free = 1;

- kdb_register_repeat("bp", kdb_bp, "[<vaddr>]",
+ kdb_register_flags("bp", kdb_bp, "[<vaddr>]",
"Set/Display breakpoints", 0, KDB_REPEAT_NO_ARGS);
- kdb_register_repeat("bl", kdb_bp, "[<vaddr>]",
+ kdb_register_flags("bl", kdb_bp, "[<vaddr>]",
"Display breakpoints", 0, KDB_REPEAT_NO_ARGS);
if (arch_kgdb_ops.flags & KGDB_HW_BREAKPOINT)
- kdb_register_repeat("bph", kdb_bp, "[<vaddr>]",
+ kdb_register_flags("bph", kdb_bp, "[<vaddr>]",
"[datar [length]|dataw [length]] Set hw brk", 0, KDB_REPEAT_NO_ARGS);
- kdb_register_repeat("bc", kdb_bc, "<bpnum>",
+ kdb_register_flags("bc", kdb_bc, "<bpnum>",
"Clear Breakpoint", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("be", kdb_bc, "<bpnum>",
+ kdb_register_flags("be", kdb_bc, "<bpnum>",
"Enable Breakpoint", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("bd", kdb_bc, "<bpnum>",
+ kdb_register_flags("bd", kdb_bc, "<bpnum>",
"Disable Breakpoint", 0, KDB_REPEAT_NONE);

- kdb_register_repeat("ss", kdb_ss, "",
+ kdb_register_flags("ss", kdb_ss, "",
"Single Step", 1, KDB_REPEAT_NO_ARGS);
/*
* Architecture dependent initialization.
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 05c4abc..6b33f9c 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -2629,7 +2629,7 @@ static int kdb_grep_help(int argc, const char **argv)
}

/*
- * kdb_register_repeat - This function is used to register a kernel
+ * kdb_register_flags - This function is used to register a kernel
* debugger command.
* Inputs:
* cmd Command name
@@ -2641,12 +2641,12 @@ static int kdb_grep_help(int argc, const char **argv)
* zero for success, one if a duplicate command.
*/
#define kdb_command_extend 50 /* arbitrary */
-int kdb_register_repeat(char *cmd,
- kdb_func_t func,
- char *usage,
- char *help,
- short minlen,
- kdb_cmdflags_t flags)
+int kdb_register_flags(char *cmd,
+ kdb_func_t func,
+ char *usage,
+ char *help,
+ short minlen,
+ kdb_cmdflags_t flags)
{
int i;
kdbtab_t *kp;
@@ -2699,13 +2699,13 @@ int kdb_register_repeat(char *cmd,

return 0;
}
-EXPORT_SYMBOL_GPL(kdb_register_repeat);
+EXPORT_SYMBOL_GPL(kdb_register_flags);

/*
* kdb_register - Compatibility register function for commands that do
* not need to specify a repeat state. Equivalent to
- * kdb_register_repeat with KDB_REPEAT_NONE.
+ * kdb_register_flags with KDB_REPEAT_NONE.
* Inputs:
* cmd Command name
* func Function to execute the command
@@ -2720,8 +2720,8 @@ int kdb_register(char *cmd,
char *help,
short minlen)
{
- return kdb_register_repeat(cmd, func, usage, help, minlen,
- KDB_REPEAT_NONE);
+ return kdb_register_flags(cmd, func, usage, help, minlen,
+ KDB_REPEAT_NONE);
}
EXPORT_SYMBOL_GPL(kdb_register);

@@ -2763,79 +2763,79 @@ static void __init kdb_inittab(void)
for_each_kdbcmd(kp, i)
kp->cmd_name = NULL;

- kdb_register_repeat("md", kdb_md, "<vaddr>",
+ kdb_register_flags("md", kdb_md, "<vaddr>",
"Display Memory Contents, also mdWcN, e.g. md8c1", 1,
KDB_REPEAT_NO_ARGS);
- kdb_register_repeat("mdr", kdb_md, "<vaddr> <bytes>",
+ kdb_register_flags("mdr", kdb_md, "<vaddr> <bytes>",
"Display Raw Memory", 0, KDB_REPEAT_NO_ARGS);
- kdb_register_repeat("mdp", kdb_md, "<paddr> <bytes>",
+ kdb_register_flags("mdp", kdb_md, "<paddr> <bytes>",
"Display Physical Memory", 0, KDB_REPEAT_NO_ARGS);
- kdb_register_repeat("mds", kdb_md, "<vaddr>",
+ kdb_register_flags("mds", kdb_md, "<vaddr>",
"Display Memory Symbolically", 0, KDB_REPEAT_NO_ARGS);
- kdb_register_repeat("mm", kdb_mm, "<vaddr> <contents>",
+ kdb_register_flags("mm", kdb_mm, "<vaddr> <contents>",
"Modify Memory Contents", 0, KDB_REPEAT_NO_ARGS);
- kdb_register_repeat("go", kdb_go, "[<vaddr>]",
+ kdb_register_flags("go", kdb_go, "[<vaddr>]",
"Continue Execution", 1, KDB_REPEAT_NONE);
- kdb_register_repeat("rd", kdb_rd, "",
+ kdb_register_flags("rd", kdb_rd, "",
"Display Registers", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("rm", kdb_rm, "<reg> <contents>",
+ kdb_register_flags("rm", kdb_rm, "<reg> <contents>",
"Modify Registers", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("ef", kdb_ef, "<vaddr>",
+ kdb_register_flags("ef", kdb_ef, "<vaddr>",
"Display exception frame", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("bt", kdb_bt, "[<vaddr>]",
+ kdb_register_flags("bt", kdb_bt, "[<vaddr>]",
"Stack traceback", 1, KDB_REPEAT_NONE);
- kdb_register_repeat("btp", kdb_bt, "<pid>",
+ kdb_register_flags("btp", kdb_bt, "<pid>",
"Display stack for process <pid>", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("bta", kdb_bt, "[D|R|S|T|C|Z|E|U|I|M|A]",
+ kdb_register_flags("bta", kdb_bt, "[D|R|S|T|C|Z|E|U|I|M|A]",
"Backtrace all processes matching state flag", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("btc", kdb_bt, "",
+ kdb_register_flags("btc", kdb_bt, "",
"Backtrace current process on each cpu", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("btt", kdb_bt, "<vaddr>",
+ kdb_register_flags("btt", kdb_bt, "<vaddr>",
"Backtrace process given its struct task address", 0,
KDB_REPEAT_NONE);
- kdb_register_repeat("env", kdb_env, "",
+ kdb_register_flags("env", kdb_env, "",
"Show environment variables", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("set", kdb_set, "",
+ kdb_register_flags("set", kdb_set, "",
"Set environment variables", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("help", kdb_help, "",
+ kdb_register_flags("help", kdb_help, "",
"Display Help Message", 1, KDB_REPEAT_NONE);
- kdb_register_repeat("?", kdb_help, "",
+ kdb_register_flags("?", kdb_help, "",
"Display Help Message", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("cpu", kdb_cpu, "<cpunum>",
+ kdb_register_flags("cpu", kdb_cpu, "<cpunum>",
"Switch to new cpu", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("kgdb", kdb_kgdb, "",
+ kdb_register_flags("kgdb", kdb_kgdb, "",
"Enter kgdb mode", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("ps", kdb_ps, "[<flags>|A]",
+ kdb_register_flags("ps", kdb_ps, "[<flags>|A]",
"Display active task list", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("pid", kdb_pid, "<pidnum>",
+ kdb_register_flags("pid", kdb_pid, "<pidnum>",
"Switch to another task", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("reboot", kdb_reboot, "",
+ kdb_register_flags("reboot", kdb_reboot, "",
"Reboot the machine immediately", 0, KDB_REPEAT_NONE);
#if defined(CONFIG_MODULES)
- kdb_register_repeat("lsmod", kdb_lsmod, "",
+ kdb_register_flags("lsmod", kdb_lsmod, "",
"List loaded kernel modules", 0, KDB_REPEAT_NONE);
#endif
#if defined(CONFIG_MAGIC_SYSRQ)
- kdb_register_repeat("sr", kdb_sr, "<key>",
+ kdb_register_flags("sr", kdb_sr, "<key>",
"Magic SysRq key", 0, KDB_REPEAT_NONE);
#endif
#if defined(CONFIG_PRINTK)
- kdb_register_repeat("dmesg", kdb_dmesg, "[lines]",
+ kdb_register_flags("dmesg", kdb_dmesg, "[lines]",
"Display syslog buffer", 0, KDB_REPEAT_NONE);
#endif
if (arch_kgdb_ops.enable_nmi) {
- kdb_register_repeat("disable_nmi", kdb_disable_nmi, "",
+ kdb_register_flags("disable_nmi", kdb_disable_nmi, "",
"Disable NMI entry to KDB", 0, KDB_REPEAT_NONE);
}
- kdb_register_repeat("defcmd", kdb_defcmd, "name \"usage\" \"help\"",
+ kdb_register_flags("defcmd", kdb_defcmd, "name \"usage\" \"help\"",
"Define a set of commands, down to endefcmd", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("kill", kdb_kill, "<-signal> <pid>",
+ kdb_register_flags("kill", kdb_kill, "<-signal> <pid>",
"Send a signal to a process", 0, KDB_REPEAT_NONE);
- kdb_register_repeat("summary", kdb_summary, "",
+ kdb_register_flags("summary", kdb_summary, "",
"Summarize the system", 4, KDB_REPEAT_NONE);
- kdb_register_repeat("per_cpu", kdb_per_cpu, "<sym> [<bytes>] [<cpu>]",
+ kdb_register_flags("per_cpu", kdb_per_cpu, "<sym> [<bytes>] [<cpu>]",
"Display per_cpu variables", 3, KDB_REPEAT_NONE);
- kdb_register_repeat("grephelp", kdb_grep_help, "",
+ kdb_register_flags("grephelp", kdb_grep_help, "",
"Display help on | grep", 0, KDB_REPEAT_NONE);
}

diff --git a/kernel/trace/trace_kdb.c b/kernel/trace/trace_kdb.c
index bd90e1b..1e3b36c 100644
--- a/kernel/trace/trace_kdb.c
+++ b/kernel/trace/trace_kdb.c
@@ -127,7 +127,7 @@ static int kdb_ftdump(int argc, const char **argv)

static __init int kdb_ftrace_register(void)
{
- kdb_register_repeat("ftdump", kdb_ftdump, "[skip_#lines] [cpu]",
+ kdb_register_flags("ftdump", kdb_ftdump, "[skip_#lines] [cpu]",
"Dump ftrace log", 0, KDB_REPEAT_NONE);
return 0;
}
--
1.9.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

Next message: Daniel Thompson: "[PATCH v5 1/8] kdb: Remove currently unused kdbtab_t->cmd_flags"
Previous message: Daniel Thompson: "[PATCH v5 4/8] kdb: Use KDB_REPEAT_* values as flags"
In reply to: Daniel Thompson: "[PATCH v5 4/8] kdb: Use KDB_REPEAT_* values as flags"
Next in thread: Daniel Thompson: "[PATCH v5 1/8] kdb: Remove currently unused kdbtab_t->cmd_flags"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]