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kdb: Remove unhandled ssb command

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The 'ssb' command can only be handled when we have a disassembler, to check for
branches, so remove the 'ssb' command for now.

Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
This commit is contained in:
Vincent
2013-02-12 11:34:15 +01:00
committed by Jason Wessel
parent a37372f6c3
commit 36dfea42cc
4 changed files with 2 additions and 39 deletions
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16
kernel/debug/kdb/kdb_main.c
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@@ -1128,7 +1128,6 @@ void kdb_set_current_task(struct task_struct *p)
* KDB_CMD_GO User typed 'go'.
* KDB_CMD_CPU User switched to another cpu.
* KDB_CMD_SS Single step.
* KDB_CMD_SSB Single step until branch.
*/
static int kdb_local(kdb_reason_t reason, int error, struct pt_regs *regs,
kdb_dbtrap_t db_result)
@@ -1167,14 +1166,6 @@ static int kdb_local(kdb_reason_t reason, int error, struct pt_regs *regs,
kdb_printf("due to Debug @ " kdb_machreg_fmt "\n",
instruction_pointer(regs));
break;
case KDB_DB_SSB:
/*
* In the midst of ssb command. Just return.
*/
KDB_DEBUG_STATE("kdb_local 3", reason);
return KDB_CMD_SSB; /* Continue with SSB command */
break;
case KDB_DB_SS:
break;
case KDB_DB_SSBPT:
@@ -1297,7 +1288,6 @@ do_full_getstr:
if (diag == KDB_CMD_GO
|| diag == KDB_CMD_CPU
|| diag == KDB_CMD_SS
|| diag == KDB_CMD_SSB
|| diag == KDB_CMD_KGDB)
break;
@@ -1384,12 +1374,6 @@ int kdb_main_loop(kdb_reason_t reason, kdb_reason_t reason2, int error,
break;
}
if (result == KDB_CMD_SSB) {
KDB_STATE_SET(DOING_SS);
KDB_STATE_SET(DOING_SSB);
break;
}
if (result == KDB_CMD_KGDB) {
if (!KDB_STATE(DOING_KGDB))
kdb_printf("Entering please attach debugger "