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Commit 816aa588 authored by Max Filippov's avatar Max Filippov Committed by Chris Zankel
Browse files

xtensa: remove remaining non-functional KGDB bits 



KGDB is not supported on xtensa, but there are bits of related code
under arch/xtensa/kernel. Remove these bits.

Signed-off-by: default avatarMax Filippov <jcmvbkbc@gmail.com>
parent 7de7ac78

arch/xtensa/kernel/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -8,7 +8,6 @@ obj-y := align.o coprocessor.o entry.o irq.o pci-dma.o platform.o process.o \ 
	 ptrace.o setup.o signal.o stacktrace.o syscall.o time.o traps.o \

	 vectors.o



obj-$(CONFIG_KGDB) += xtensa-stub.o

obj-$(CONFIG_PCI) += pci.o

obj-$(CONFIG_MODULES) += xtensa_ksyms.o module.o

obj-$(CONFIG_FUNCTION_TRACER) += mcount.o

arch/xtensa/kernel/traps.c

+0 −19
Original line number Diff line number Diff line
@@ -40,11 +40,6 @@ 
#include <asm/processor.h>

#include <asm/traps.h>



#ifdef CONFIG_KGDB

extern int gdb_enter;

extern int return_from_debug_flag;

#endif



/*

 * Machine specific interrupt handlers

 */
@@ -344,20 +339,6 @@ do_unaligned_user (struct pt_regs *regs) 
void

do_debug(struct pt_regs *regs)

{

#ifdef CONFIG_KGDB

	/* If remote debugging is configured AND enabled, we give control to

	 * kgdb.  Otherwise, we fall through, perhaps giving control to the

	 * native debugger.

	 */



	if (gdb_enter) {

		extern void gdb_handle_exception(struct pt_regs *);

		gdb_handle_exception(regs);

		return_from_debug_flag = 1;

		return;

	}

#endif



	__die_if_kernel("Breakpoint in kernel", regs, SIGKILL);



	/* If in user mode, send SIGTRAP signal to current process */