Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 44304cfb authored by Steven Rostedt (Red Hat)'s avatar Steven Rostedt (Red Hat) Committed by Steven Rostedt
Browse files

MIPS: 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: Ralf Baechle <ralf@linux-mips.org>
Tested-by: default avatarJames Hogan <james.hogan@imgtec.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 4082b866

arch/mips/Kconfig

+0 −1
Original line number Diff line number Diff line
@@ -15,7 +15,6 @@ config MIPS 
	select HAVE_BPF_JIT if !CPU_MICROMIPS

	select ARCH_HAVE_CUSTOM_GPIO_H

	select HAVE_FUNCTION_TRACER

	select HAVE_FUNCTION_TRACE_MCOUNT_TEST

	select HAVE_DYNAMIC_FTRACE

	select HAVE_FTRACE_MCOUNT_RECORD

	select HAVE_C_RECORDMCOUNT

arch/mips/kernel/mcount.S

+0 −7
Original line number Diff line number Diff line
@@ -74,10 +74,6 @@ _mcount: 
#endif



	/* When tracing is activated, it calls ftrace_caller+8 (aka here) */

	lw	t1, function_trace_stop

	bnez	t1, ftrace_stub

	 nop



	MCOUNT_SAVE_REGS

#ifdef KBUILD_MCOUNT_RA_ADDRESS

	PTR_S	MCOUNT_RA_ADDRESS_REG, PT_R12(sp)
@@ -105,9 +101,6 @@ ftrace_stub: 
#else	/* ! CONFIG_DYNAMIC_FTRACE */



NESTED(_mcount, PT_SIZE, ra)

	lw	t1, function_trace_stop

	bnez	t1, ftrace_stub

	 nop

	PTR_LA	t1, ftrace_stub

	PTR_L	t2, ftrace_trace_function /* Prepare t2 for (1) */

	bne	t1, t2, static_trace