Signed-off-by: Vineet Gupta <vgu...@synopsys.com>
---
arch/arc/include/asm/unwind.h | 34 +++++++++-------------------------
arch/arc/kernel/unwind.c | 15 +--------------
2 files changed, 10 insertions(+), 39 deletions(-)
diff --git a/arch/arc/include/asm/unwind.h b/arch/arc/include/asm/unwind.h
index 7ca628b6ee2a..0e7f48e2686a 100644
--- a/arch/arc/include/asm/unwind.h
+++ b/arch/arc/include/asm/unwind.h
@@ -72,6 +72,15 @@ struct unwind_frame_info {
#define STACK_LIMIT(ptr) (((ptr) - 1) & ~(THREAD_SIZE - 1))
+#define EXTRA_INFO(f) { \
+ BUILD_BUG_ON_ZERO(offsetof(struct unwind_frame_info, f) \
+ % FIELD_SIZEOF(struct unwind_frame_info, f)) \
+ + offsetof(struct unwind_frame_info, f) \
+ / FIELD_SIZEOF(struct unwind_frame_info, f), \
+ FIELD_SIZEOF(struct unwind_frame_info, f) \
+ }
+#define PTREGS_INFO(f) EXTRA_INFO(regs.f)
+
#define UNW_REGISTER_INFO \
PTREGS_INFO(r0), \
PTREGS_INFO(r1), \
@@ -117,31 +126,6 @@ extern void *unwind_add_table(struct module *module, const
void *table_start,
unsigned long table_size);
extern void unwind_remove_table(void *handle, int init_only);
-static inline int
-arch_unwind_init_running(struct unwind_frame_info *info,
- int (*callback) (struct unwind_frame_info *info,
- void *arg),
- void *arg)
-{
- return 0;
-}
-
-static inline int arch_unw_user_mode(const struct unwind_frame_info *info)
-{
- return 0;
-}
-
-static inline void arch_unw_init_blocked(struct unwind_frame_info *info)
-{
- return;
-}
-
-static inline void arch_unw_init_frame_info(struct unwind_frame_info *info,
- struct pt_regs *regs)
-{
- return;
-}
-
#else
#define UNW_PC(frame) ((void)(frame), 0)
diff --git a/arch/arc/kernel/unwind.c b/arch/arc/kernel/unwind.c
index 7352475451f6..44983b4d9e78 100644
--- a/arch/arc/kernel/unwind.c
+++ b/arch/arc/kernel/unwind.c
@@ -43,23 +43,10 @@ do { \
#define MAX_STACK_DEPTH 8
-#define EXTRA_INFO(f) { \
- BUILD_BUG_ON_ZERO(offsetof(struct unwind_frame_info, f) \
- % FIELD_SIZEOF(struct unwind_frame_info, f)) \
- + offsetof(struct unwind_frame_info, f) \
- / FIELD_SIZEOF(struct unwind_frame_info, f), \
- FIELD_SIZEOF(struct unwind_frame_info, f) \
- }
-#define PTREGS_INFO(f) EXTRA_INFO(regs.f)
-
static const struct {
unsigned offs:BITS_PER_LONG / 2;
unsigned width:BITS_PER_LONG / 2;
-} reg_info[] = {
-UNW_REGISTER_INFO};
-
-#undef PTREGS_INFO
-#undef EXTRA_INFO
+} reg_info[] = { UNW_REGISTER_INFO };
#ifndef REG_INVALID
#define REG_INVALID(r) (reg_info[r].width == 0)
--
1.9.1
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