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Fix: pad strings that are modified concurrently with tracing
[lttng-ust.git]
/
libringbuffer
/
backend_internal.h
diff --git
a/libringbuffer/backend_internal.h
b/libringbuffer/backend_internal.h
index 3ab60a7fa327b6b58acb331ecbd2a1a4f74d0185..1045a60c2760ae2314f4d0ab89a7aedcebabf387 100644
(file)
--- a/
libringbuffer/backend_internal.h
+++ b/
libringbuffer/backend_internal.h
@@
-447,6
+447,18
@@
do { \
inline_memcpy(dest, src, __len); \
} while (0)
inline_memcpy(dest, src, __len); \
} while (0)
+/*
+ * write len bytes to dest with c
+ */
+static inline
+void lib_ring_buffer_do_memset(char *dest, int c, unsigned long len)
+{
+ unsigned long i;
+
+ for (i = 0; i < len; i++)
+ dest[i] = c;
+}
+
/* arch-agnostic implementation */
static inline int lttng_ust_fls(unsigned int x)
/* arch-agnostic implementation */
static inline int lttng_ust_fls(unsigned int x)
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