| From | paulmck@kernel ... | Subject | [PATCH tip/core/rcu 04/30] rcu: Provide debug symbols and line numbers in KCSAN runs | Date | Fri, 14 Feb 2020 15:55:41 -0800 |
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From: "Paul E. McKenney" <paulmck@kernel.org>
This commit adds "-g -fno-omit-frame-pointer" to ease interpretation of KCSAN output, but only for CONFIG_KCSAN=y kerrnels.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org> --- kernel/rcu/Makefile | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/kernel/rcu/Makefile b/kernel/rcu/Makefile index 82d5fba..f91f2c2 100644 --- a/kernel/rcu/Makefile +++ b/kernel/rcu/Makefile @@ -3,6 +3,10 @@ # and is generally not a function of system call inputs. KCOV_INSTRUMENT := n +ifeq ($(CONFIG_KCSAN),y) +KBUILD_CFLAGS += -g -fno-omit-frame-pointer +endif + obj-y += update.o sync.o obj-$(CONFIG_TREE_SRCU) += srcutree.o obj-$(CONFIG_TINY_SRCU) += srcutiny.o -- 2.9.5
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