From 816aa58895ca4a6176caded477a655fc82aab5f5 Mon Sep 17 00:00:00 2001 From: Max Filippov Date: Mon, 25 Jan 2016 09:57:31 +0300 Subject: [PATCH] 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: Max Filippov --- arch/xtensa/kernel/Makefile | 1 - arch/xtensa/kernel/traps.c | 19 ------------------- 2 files changed, 20 deletions(-) diff --git a/arch/xtensa/kernel/Makefile b/arch/xtensa/kernel/Makefile index 4db7302..17fa04dc 100644 --- a/arch/xtensa/kernel/Makefile +++ b/arch/xtensa/kernel/Makefile @@ -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 diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c index be0cae8..a8b8dae 100644 --- a/arch/xtensa/kernel/traps.c +++ b/arch/xtensa/kernel/traps.c @@ -40,11 +40,6 @@ #include #include -#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 */ -- 2.7.4