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rcu: Provide debug symbols and line numbers in KCSAN runs

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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>
This commit is contained in:
Paul E. McKenney 2020-01-02 16:48:05 -08:00
parent 24bb9eccf7
commit 8a7e8f5171
1 changed files with 4 additions and 0 deletions
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4
kernel/rcu/Makefile
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@ -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