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Commit 6beecb95 authored by Steven Rostedt (Red Hat)'s avatar Steven Rostedt (Red Hat) Committed by Steven Rostedt
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tile: ftrace: Remove check of obsolete variable function_trace_stop 



Nothing sets function_trace_stop to disable function tracing anymore.
Remove the check for it in the arch code.

Cc: Chris Metcalf <cmetcalf@tilera.com>
Acked-by: default avatarZhigang <Lu&lt;zlu@tilera.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent fdc841b5

arch/tile/Kconfig

+0 −1
Original line number Diff line number Diff line
@@ -128,7 +128,6 @@ config TILEGX 
	select SPARSE_IRQ

	select GENERIC_IRQ_LEGACY_ALLOC_HWIRQ

	select HAVE_FUNCTION_TRACER

	select HAVE_FUNCTION_TRACE_MCOUNT_TEST

	select HAVE_FUNCTION_GRAPH_TRACER

	select HAVE_DYNAMIC_FTRACE

	select HAVE_FTRACE_MCOUNT_RECORD

arch/tile/kernel/mcount_64.S

+0 −18
Original line number Diff line number Diff line
@@ -77,15 +77,6 @@ STD_ENDPROC(__mcount) 


	.align	64

STD_ENTRY(ftrace_caller)

	moveli	r11, hw2_last(function_trace_stop)

	{ shl16insli	r11, r11, hw1(function_trace_stop); move r12, lr }

	{ shl16insli	r11, r11, hw0(function_trace_stop); move lr, r10 }

	ld	r11, r11

	beqz	r11, 1f

	jrp	r12



1:

	{ move	r10, lr; move	lr, r12 }

	MCOUNT_SAVE_REGS



	/* arg1: self return address */
@@ -119,15 +110,6 @@ STD_ENDPROC(ftrace_caller) 


	.align	64

STD_ENTRY(__mcount)

	moveli	r11, hw2_last(function_trace_stop)

	{ shl16insli	r11, r11, hw1(function_trace_stop); move r12, lr }

	{ shl16insli	r11, r11, hw0(function_trace_stop); move lr, r10 }

	ld	r11, r11

	beqz	r11, 1f

	jrp	r12



1:

	{ move	r10, lr; move	lr, r12 }

	{

	 moveli	r11, hw2_last(ftrace_trace_function)

	 moveli	r13, hw2_last(ftrace_stub)