sh: Kill off kgdb's magical NMI debouncing.

The kgdb stub has traditionally tied in to the NMI slot, and manually
handled debounce. Now that we have a generic way to do this instead, all
of the stub-specific debounce silliness can be killed off.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 0 insertions, 2 deletions

diff --git a/arch/sh/kernel/kgdb.c b/arch/sh/kernel/kgdb.c
index d29de7864f32..3e532d0d4a5c 100644
--- a/arch/sh/kernel/kgdb.c
+++ b/arch/sh/kernel/kgdb.c
@@ -15,8 +15,6 @@
 #include <linux/io.h>
 #include <asm/cacheflush.h>
 
-char in_nmi = 0;        /* Set during NMI to prevent re-entry */
-
 /* Macros for single step instruction identification */
 #define OPCODE_BT(op)           (((op) & 0xff00) == 0x8900)
 #define OPCODE_BF(op)           (((op) & 0xff00) == 0x8b00)