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| author |   Max Filippov <jcmvbkbc@gmail.com> | 2016-01-25 09:57:31 +0300 |
|---|---|---|
| committer |   Chris Zankel <chris@zankel.net> | 2016-03-11 08:53:32 +0000 |
| commit | 816aa58895ca4a6176caded477a655fc82aab5f5 (patch) | |
| tree | f2a335ec91fec70697d9f0531fb6c16f1dc6d182 /arch/xtensa | |
| parent | xtensa: clear all DBREAKC registers on start (diff) | |
| download | linux-dev-816aa58895ca4a6176caded477a655fc82aab5f5.tar.xz linux-dev-816aa58895ca4a6176caded477a655fc82aab5f5.zip | |
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 <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa')
| -rw-r--r-- | arch/xtensa/kernel/Makefile | 1 | ||||
| -rw-r--r-- | arch/xtensa/kernel/traps.c | 19 |
2 files changed, 0 insertions, 20 deletions
diff --git a/arch/xtensa/kernel/Makefile b/arch/xtensa/kernel/Makefile index 4db730290d2d..17fa04dce3ba 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 be0cae8082c7..a8b8dae4139a 100644 --- a/arch/xtensa/kernel/traps.c +++ b/arch/xtensa/kernel/traps.c @@ -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 */ |