summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorSteven Rostedt (Red Hat) <rostedt@goodmis.org>2014-06-25 20:11:02 +0400
committerSteven Rostedt <rostedt@goodmis.org>2014-07-18 21:57:03 +0400
commit6beecb95620c1e8f03db2a34f5c5e86ec88eb57a (patch)
treebd770676f8a37fb376616ac80511a639c7cf0d58
parentfdc841b58cf5268fa349eaf9f74fd9a8c6944a34 (diff)
downloadlinux-6beecb95620c1e8f03db2a34f5c5e86ec88eb57a.tar.xz
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: Zhigang Lu<zlu@tilera.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
-rw-r--r--arch/tile/Kconfig1
-rw-r--r--arch/tile/kernel/mcount_64.S18
2 files changed, 0 insertions, 19 deletions
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index 4f3006b600e3..7fcd492adbfc 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -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
diff --git a/arch/tile/kernel/mcount_64.S b/arch/tile/kernel/mcount_64.S
index 70d7bb0c4d8f..3c2b8d5e1d1a 100644
--- a/arch/tile/kernel/mcount_64.S
+++ b/arch/tile/kernel/mcount_64.S
@@ -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)