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metag: 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.

Acked-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt (Red Hat) 2014-06-25 12:40:30 -04:00 committed by Steven Rostedt
parent 8c39a514ee
commit ad515ea288
2 changed files with 0 additions and 15 deletions
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1
arch/metag/Kconfig
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@ -13,7 +13,6 @@ config METAG
select HAVE_DYNAMIC_FTRACE
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_TRACE_MCOUNT_TEST
select HAVE_KERNEL_BZIP2
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_LZO

14
arch/metag/kernel/ftrace_stub.S
View File

@ -16,13 +16,6 @@ _mcount_wrapper:
.global _ftrace_caller
.type _ftrace_caller,function
_ftrace_caller:
MOVT D0Re0,#HI(_function_trace_stop)
ADD D0Re0,D0Re0,#LO(_function_trace_stop)
GETD D0Re0,[D0Re0]
CMP D0Re0,#0
BEQ $Lcall_stub
MOV PC,D0.4
$Lcall_stub:
MSETL [A0StP], D0Ar6, D0Ar4, D0Ar2, D0.4
MOV D1Ar1, D0.4
MOV D0Ar2, D1RtP
@ -42,13 +35,6 @@ _ftrace_call:
.global _mcount_wrapper
.type _mcount_wrapper,function
_mcount_wrapper:
MOVT D0Re0,#HI(_function_trace_stop)
ADD D0Re0,D0Re0,#LO(_function_trace_stop)
GETD D0Re0,[D0Re0]
CMP D0Re0,#0
BEQ $Lcall_mcount
MOV PC,D0.4
$Lcall_mcount:
MSETL [A0StP], D0Ar6, D0Ar4, D0Ar2, D0.4
MOV D1Ar1, D0.4
MOV D0Ar2, D1RtP