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kdb: Remove unused KDB_FLAG_ONLY_DO_DUMP

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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: Jason Wessel <jason.wessel@windriver.com>
This commit is contained in:
Jason Wessel 2012-07-30 22:44:41 -05:00
parent 28a33cbc24
commit 0f26d0e0a7
2 changed files with 1 additions and 16 deletions
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2
include/linux/kdb.h
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@ -75,8 +75,6 @@ extern const char *kdb_diemsg;
#define KDB_FLAG_CATASTROPHIC (1 << 1) /* A catastrophic event has occurred */ #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_CMD_INTERRUPT (1 << 2) /* Previous command was interrupted */
#define KDB_FLAG_NOIPI (1 << 3) /* Do not send IPIs */ #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, #define KDB_FLAG_NO_CONSOLE (1 << 5) /* No console is available,
* kdb is disabled */ * kdb is disabled */
#define KDB_FLAG_NO_VT_CONSOLE (1 << 6) /* No VT console is available, do #define KDB_FLAG_NO_VT_CONSOLE (1 << 6) /* No VT console is available, do

15
kernel/debug/kdb/kdb_main.c
View File

@ -139,11 +139,10 @@ static const int __nkdb_err = sizeof(kdbmsgs) / sizeof(kdbmsg_t);
static char *__env[] = { static char *__env[] = {
#if defined(CONFIG_SMP) #if defined(CONFIG_SMP)
"PROMPT=[%d]kdb> ", "PROMPT=[%d]kdb> ",
"MOREPROMPT=[%d]more> ",
#else #else
"PROMPT=kdb> ", "PROMPT=kdb> ",
"MOREPROMPT=more> ",
#endif #endif
"MOREPROMPT=more> ",
"RADIX=16", "RADIX=16",
"MDCOUNT=8", /* lines of md output */ "MDCOUNT=8", /* lines of md output */
KDB_PLATFORM_ENV, KDB_PLATFORM_ENV,
@ -1236,18 +1235,6 @@ static int kdb_local(kdb_reason_t reason, int error, struct pt_regs *regs,
*cmdbuf = '\0'; *cmdbuf = '\0';
*(cmd_hist[cmd_head]) = '\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: do_full_getstr:
#if defined(CONFIG_SMP) #if defined(CONFIG_SMP)
snprintf(kdb_prompt_str, CMD_BUFLEN, kdbgetenv("PROMPT"), snprintf(kdb_prompt_str, CMD_BUFLEN, kdbgetenv("PROMPT"),