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-rw-r--r--lib/Kconfig.debug11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index eb8917a71489..2307d7c89dac 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -721,6 +721,17 @@ config KCOV
For more details, see Documentation/kcov.txt.
+config KCOV_INSTRUMENT_ALL
+ bool "Instrument all code by default"
+ depends on KCOV
+ default y if KCOV
+ help
+ If you are doing generic system call fuzzing (like e.g. syzkaller),
+ then you will want to instrument the whole kernel and you should
+ say y here. If you are doing more targeted fuzzing (like e.g.
+ filesystem fuzzing with AFL) then you will want to enable coverage
+ for more specific subsets of files, and should say n here.
+
config DEBUG_SHIRQ
bool "Debug shared IRQ handlers"
depends on DEBUG_KERNEL