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authorJason Wessel <jason.wessel@windriver.com>2011-05-23 20:22:54 +0200
committerJason Wessel <jason.wessel@windriver.com>2011-08-01 20:23:59 +0200
commitd613d828e8987a1f794378022f900b454fa95403 (patch)
tree637d466ae00621139e9d019c3a439ab0d8959cd5
parentkdb,kgdb: Implement switch and pass buffer from kdb -> gdb (diff)
downloadlinux-d613d828e8987a1f794378022f900b454fa95403.tar.xz
linux-d613d828e8987a1f794378022f900b454fa95403.zip
kdb: Remove all references to DOING_KGDB2
The DOING_KGDB2 was originally a state variable for one of the two ways to automatically transition from kdb to kgdb. Purge all these variables and just use one single state for the transition. Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
-rw-r--r--kernel/debug/kdb/kdb_debugger.c4
-rw-r--r--kernel/debug/kdb/kdb_io.c2
-rw-r--r--kernel/debug/kdb/kdb_main.c2
-rw-r--r--kernel/debug/kdb/kdb_private.h2
4 files changed, 3 insertions, 7 deletions
diff --git a/kernel/debug/kdb/kdb_debugger.c b/kernel/debug/kdb/kdb_debugger.c
index fe422d275782..d9ca9aa481ec 100644
--- a/kernel/debug/kdb/kdb_debugger.c
+++ b/kernel/debug/kdb/kdb_debugger.c
@@ -126,10 +126,8 @@ int kdb_stub(struct kgdb_state *ks)
KDB_STATE_CLEAR(PAGER);
kdbnearsym_cleanup();
if (error == KDB_CMD_KGDB) {
- if (KDB_STATE(DOING_KGDB) || KDB_STATE(DOING_KGDB2)) {
+ if (KDB_STATE(DOING_KGDB))
KDB_STATE_CLEAR(DOING_KGDB);
- KDB_STATE_CLEAR(DOING_KGDB2);
- }
return DBG_PASS_EVENT;
}
kdb_bp_install(ks->linux_regs);
diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c
index bd233264b29f..0dbcdfbb6fd0 100644
--- a/kernel/debug/kdb/kdb_io.c
+++ b/kernel/debug/kdb/kdb_io.c
@@ -399,7 +399,7 @@ poll_again:
strcmp(lastchar - 11, "$qSupported") == 0) {
kdb_gdb_state_pass(lastchar - 11);
strcpy(buffer, "kgdb");
- KDB_STATE_SET(DOING_KGDB2);
+ KDB_STATE_SET(DOING_KGDB);
return buffer;
}
}
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index b33116ec9e6d..63786e71a3cd 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -1386,7 +1386,7 @@ int kdb_main_loop(kdb_reason_t reason, kdb_reason_t reason2, int error,
}
if (result == KDB_CMD_KGDB) {
- if (!(KDB_STATE(DOING_KGDB) || KDB_STATE(DOING_KGDB2)))
+ if (!KDB_STATE(DOING_KGDB))
kdb_printf("Entering please attach debugger "
"or use $D#44+ or $3#33\n");
break;
diff --git a/kernel/debug/kdb/kdb_private.h b/kernel/debug/kdb/kdb_private.h
index 03d332e63442..e381d105b40b 100644
--- a/kernel/debug/kdb/kdb_private.h
+++ b/kernel/debug/kdb/kdb_private.h
@@ -21,7 +21,6 @@
#define KDB_CMD_SS (-1003)
#define KDB_CMD_SSB (-1004)
#define KDB_CMD_KGDB (-1005)
-#define KDB_CMD_KGDB2 (-1006)
/* Internal debug flags */
#define KDB_DEBUG_FLAG_BP 0x0002 /* Breakpoint subsystem debug */
@@ -146,7 +145,6 @@ extern int kdb_state;
* keyboard on this cpu */
#define KDB_STATE_KEXEC 0x00040000 /* kexec issued */
#define KDB_STATE_DOING_KGDB 0x00080000 /* kgdb enter now issued */
-#define KDB_STATE_DOING_KGDB2 0x00100000 /* kgdb enter now issued */
#define KDB_STATE_KGDB_TRANS 0x00200000 /* Transition to kgdb */
#define KDB_STATE_ARCH 0xff000000 /* Reserved for arch
* specific use */