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-rw-r--r--include/linux/instrumented.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/instrumented.h b/include/linux/instrumented.h
index 43e6ea591975..42faebbaa202 100644
--- a/include/linux/instrumented.h
+++ b/include/linux/instrumented.h
@@ -43,6 +43,21 @@ static __always_inline void instrument_write(const volatile void *v, size_t size
}
/**
+ * instrument_read_write - instrument regular read-write access
+ *
+ * Instrument a regular write access. The instrumentation should be inserted
+ * before the actual write happens.
+ *
+ * @ptr address of access
+ * @size size of access
+ */
+static __always_inline void instrument_read_write(const volatile void *v, size_t size)
+{
+ kasan_check_write(v, size);
+ kcsan_check_read_write(v, size);
+}
+
+/**
* instrument_atomic_read - instrument atomic read access
*
* Instrument an atomic read access. The instrumentation should be inserted
@@ -73,6 +88,21 @@ static __always_inline void instrument_atomic_write(const volatile void *v, size
}
/**
+ * instrument_atomic_read_write - instrument atomic read-write access
+ *
+ * Instrument an atomic read-write access. The instrumentation should be
+ * inserted before the actual write happens.
+ *
+ * @ptr address of access
+ * @size size of access
+ */
+static __always_inline void instrument_atomic_read_write(const volatile void *v, size_t size)
+{
+ kasan_check_write(v, size);
+ kcsan_check_atomic_read_write(v, size);
+}
+
+/**
* instrument_copy_to_user - instrument reads of copy_to_user
*
* Instrument reads from kernel memory, that are due to copy_to_user (and