[for-next][PATCH 03/12] perf/core: allow ftrace for functions in kernel/event/core.c

From: Steven Rostedt
Date: Tue Oct 26 2021 - 12:24:01 EST


From: Song Liu <songliubraving@xxxxxx>

It is useful to trace functions in kernel/event/core.c. Allow ftrace for
them by removing $(CC_FLAGS_FTRACE) from Makefile.

Link: https://lkml.kernel.org/r/20211006210732.2826289-1-songliubraving@xxxxxx

Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Andrii Nakryiko <andrii@xxxxxxxxxx>
Cc: KP Singh <kpsingh@xxxxxxxxxx>
Signed-off-by: Song Liu <songliubraving@xxxxxx>
Signed-off-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
---
kernel/events/Makefile | 5 -----
1 file changed, 5 deletions(-)

diff --git a/kernel/events/Makefile b/kernel/events/Makefile
index 3c022e33c109..8591c180b52b 100644
--- a/kernel/events/Makefile
+++ b/kernel/events/Makefile
@@ -1,10 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
-ifdef CONFIG_FUNCTION_TRACER
-CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE)
-endif
-
obj-y := core.o ring_buffer.o callchain.o

obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
obj-$(CONFIG_UPROBES) += uprobes.o
-
--
2.33.0