diff options
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/Kconfig | 1 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/processor.h | 2 | ||||
| -rw-r--r-- | arch/blackfin/kernel/ftrace-entry.S | 18 |
3 files changed, 1 insertions, 20 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index f81e7b989fff..ed30699cc635 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -18,7 +18,6 @@ config BLACKFIN select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_TRACER - select HAVE_FUNCTION_TRACE_MCOUNT_TEST select HAVE_IDE select HAVE_KERNEL_GZIP if RAMKERNEL select HAVE_KERNEL_BZIP2 if RAMKERNEL diff --git a/arch/blackfin/include/asm/processor.h b/arch/blackfin/include/asm/processor.h index d0e72e9475a6..7acd46653df3 100644 --- a/arch/blackfin/include/asm/processor.h +++ b/arch/blackfin/include/asm/processor.h @@ -99,7 +99,7 @@ unsigned long get_wchan(struct task_struct *p); #define KSTK_ESP(tsk) ((tsk) == current ? rdusp() : (tsk)->thread.usp) #define cpu_relax() smp_mb() - +#define cpu_relax_lowlatency() cpu_relax() /* Get the Silicon Revision of the chip */ static inline uint32_t __pure bfin_revid(void) diff --git a/arch/blackfin/kernel/ftrace-entry.S b/arch/blackfin/kernel/ftrace-entry.S index 7eed00bbd26d..28d059540424 100644 --- a/arch/blackfin/kernel/ftrace-entry.S +++ b/arch/blackfin/kernel/ftrace-entry.S @@ -33,15 +33,6 @@ ENDPROC(__mcount) * function will be waiting there. mmmm pie. */ ENTRY(_ftrace_caller) -# ifdef CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST - /* optional micro optimization: return if stopped */ - p1.l = _function_trace_stop; - p1.h = _function_trace_stop; - r3 = [p1]; - cc = r3 == 0; - if ! cc jump _ftrace_stub (bp); -# endif - /* save first/second/third function arg and the return register */ [--sp] = r2; [--sp] = r0; @@ -83,15 +74,6 @@ ENDPROC(_ftrace_caller) /* See documentation for _ftrace_caller */ ENTRY(__mcount) -# ifdef CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST - /* optional micro optimization: return if stopped */ - p1.l = _function_trace_stop; - p1.h = _function_trace_stop; - r3 = [p1]; - cc = r3 == 0; - if ! cc jump _ftrace_stub (bp); -# endif - /* save third function arg early so we can do testing below */ [--sp] = r2; |