Commit 0f26d0e0 authored by Jason Wessel's avatar Jason Wessel
Browse files

kdb: Remove unused KDB_FLAG_ONLY_DO_DUMP 



This code cleanup was missed in the original kdb merge, and this code
is simply not used at all.  The code that was previously used to set
the KDB_FLAG_ONLY_DO_DUMP was removed prior to the initial kdb merge.

Signed-off-by: default avatarJason Wessel <jason.wessel@windriver.com>
parent 28a33cbc

include/linux/kdb.h

+0 −2
Original line number Diff line number Diff line
@@ -75,8 +75,6 @@ extern const char *kdb_diemsg; 
#define KDB_FLAG_CATASTROPHIC	(1 << 1) /* A catastrophic event has occurred */

#define KDB_FLAG_CMD_INTERRUPT	(1 << 2) /* Previous command was interrupted */

#define KDB_FLAG_NOIPI		(1 << 3) /* Do not send IPIs */

#define KDB_FLAG_ONLY_DO_DUMP	(1 << 4) /* Only do a dump, used when

					  * kdb is off */

#define KDB_FLAG_NO_CONSOLE	(1 << 5) /* No console is available,

					  * kdb is disabled */

#define KDB_FLAG_NO_VT_CONSOLE	(1 << 6) /* No VT console is available, do

kernel/debug/kdb/kdb_main.c

+1 −14
Original line number Diff line number Diff line
@@ -139,11 +139,10 @@ static const int __nkdb_err = sizeof(kdbmsgs) / sizeof(kdbmsg_t); 
static char *__env[] = {

#if defined(CONFIG_SMP)

 "PROMPT=[%d]kdb> ",

 "MOREPROMPT=[%d]more> ",

#else

 "PROMPT=kdb> ",

 "MOREPROMPT=more> ",

#endif

 "MOREPROMPT=more> ",

 "RADIX=16",

 "MDCOUNT=8",			/* lines of md output */

 KDB_PLATFORM_ENV,
@@ -1236,18 +1235,6 @@ static int kdb_local(kdb_reason_t reason, int error, struct pt_regs *regs, 
		*cmdbuf = '\0';

		*(cmd_hist[cmd_head]) = '\0';



		if (KDB_FLAG(ONLY_DO_DUMP)) {

			/* kdb is off but a catastrophic error requires a dump.

			 * Take the dump and reboot.

			 * Turn on logging so the kdb output appears in the log

			 * buffer in the dump.

			 */

			const char *setargs[] = { "set", "LOGGING", "1" };

			kdb_set(2, setargs);

			kdb_reboot(0, NULL);

			/*NOTREACHED*/

		}



do_full_getstr:

#if defined(CONFIG_SMP)

		snprintf(kdb_prompt_str, CMD_BUFLEN, kdbgetenv("PROMPT"),

CRA Git | Maintained and supported by SUSTech CRA and CCSE