[PATCH] arm64: cleanup unused UDBG_* define

The UDBG_UNDEFINED/SYSCALL/BADABORT/SEGV are only used to show
verbose user fault messages in arm, not arm64, drop them.

Signed-off-by: Kefeng Wang <redacted>
---
 arch/arm64/include/asm/system_misc.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/arch/arm64/include/asm/system_misc.h b/arch/arm64/include/asm/system_misc.h
index 57f110b..bc81243 100644
--- a/arch/arm64/include/asm/system_misc.h
+++ b/arch/arm64/include/asm/system_misc.h

@@ -56,12 +56,6 @@ extern void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd);
 	__show_ratelimited;						\
 })
 
-#define UDBG_UNDEFINED	(1 << 0)
-#define UDBG_SYSCALL	(1 << 1)
-#define UDBG_BADABORT	(1 << 2)
-#define UDBG_SEGV	(1 << 3)
-#define UDBG_BUS	(1 << 4)
-
 #endif	/* __ASSEMBLY__ */
 
 #endif	/* __ASM_SYSTEM_MISC_H */