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-rw-r--r--Documentation/dev-tools/kcov.rst5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/dev-tools/kcov.rst b/Documentation/dev-tools/kcov.rst
index d2c4c27e1702..d83c9ab49427 100644
--- a/Documentation/dev-tools/kcov.rst
+++ b/Documentation/dev-tools/kcov.rst
@@ -50,6 +50,7 @@ program using kcov:
#include <sys/mman.h>
#include <unistd.h>
#include <fcntl.h>
+ #include <linux/types.h>
#define KCOV_INIT_TRACE _IOR('c', 1, unsigned long)
#define KCOV_ENABLE _IO('c', 100)
@@ -177,6 +178,8 @@ Comparison operands collection is similar to coverage collection:
/* Read number of comparisons collected. */
n = __atomic_load_n(&cover[0], __ATOMIC_RELAXED);
for (i = 0; i < n; i++) {
+ uint64_t ip;
+
type = cover[i * KCOV_WORDS_PER_CMP + 1];
/* arg1 and arg2 - operands of the comparison. */
arg1 = cover[i * KCOV_WORDS_PER_CMP + 2];
@@ -251,6 +254,8 @@ selectively from different subsystems.
.. code-block:: c
+ /* Same includes and defines as above. */
+
struct kcov_remote_arg {
__u32 trace_mode;
__u32 area_size;