[tip: perf/core] perf/core: Allow ftrace for functions in kernel/event/core.c

[tip-bot2 for Song Liu]

The following commit has been merged into the perf/core branch of tip:

Commit-ID:     79df45731da68772d2285265864a52c900b8c65f
Gitweb:        https://git.kernel.org/tip/79df45731da68772d2285265864a52c900b8c65f
Author:        Song Liu <songliubraving@xxxxxx>
AuthorDate:    Wed, 06 Oct 2021 14:07:32 -07:00
Committer:     Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitterDate: Fri, 15 Oct 2021 11:25:31 +02:00

perf/core: Allow ftrace for functions in kernel/event/core.c

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

Signed-off-by: Song Liu <songliubraving@xxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20211006210732.2826289-1-songliubraving@xxxxxx
---
 kernel/events/Makefile | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/kernel/events/Makefile b/kernel/events/Makefile
index 3c022e3..8591c18 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
-