Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb

* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb:
  kgdb,ppc: Individual register get/set for ppc
  kgdbts: prevent re-entry to kgdbts before it unregisters
  debug_core,x86,blackfin: Clean up hw debug disable API
  kdb: Fix early debugging crash regression
  kgdb,arm: fix register dump
  kdb: fix per_cpu command to remove supress mask
  kdb: Add kdb kernel module sample

1 files changed, 2 insertions, 14 deletions

diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index 72450237a0f4..59c118c19a91 100644
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -1044,12 +1044,6 @@ static int __init init_kgdbts(void)
 	return configure_kgdbts();
 }
 
-static void cleanup_kgdbts(void)
-{
-	if (configured == 1)
-		kgdb_unregister_io_module(&kgdbts_io_ops);
-}
-
 static int kgdbts_get_char(void)
 {
 	int val = 0;
@@ -1081,10 +1075,8 @@ static int param_set_kgdbts_var(const char *kmessage, struct kernel_param *kp)
 		return 0;
 	}
 
-	if (kgdb_connected) {
-		printk(KERN_ERR
-	       "kgdbts: Cannot reconfigure while KGDB is connected.\n");
-
+	if (configured == 1) {
+		printk(KERN_ERR "kgdbts: ERROR: Already configured and running.\n");
 		return -EBUSY;
 	}
 
@@ -1093,9 +1085,6 @@ static int param_set_kgdbts_var(const char *kmessage, struct kernel_param *kp)
 	if (config[len - 1] == '\n')
 		config[len - 1] = '\0';
 
-	if (configured == 1)
-		cleanup_kgdbts();
-
 	/* Go and configure with the new params. */
 	return configure_kgdbts();
 }
@@ -1123,7 +1112,6 @@ static struct kgdb_io kgdbts_io_ops = {
 };
 
 module_init(init_kgdbts);
-module_exit(cleanup_kgdbts);
 module_param_call(kgdbts, param_set_kgdbts_var, param_get_string, &kps, 0644);
 MODULE_PARM_DESC(kgdbts, "<A|V1|V2>[F#|S#][N#]");
 MODULE_DESCRIPTION("KGDB Test Suite");