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authorDave Barach <dave@barachs.net>2017-10-18 18:48:11 -0400
committerFlorin Coras <florin.coras@gmail.com>2017-10-19 04:35:54 +0000
commit7bee773e71b81a1e13a656030b0f7edae99c5e92 (patch)
tree86f615367c1b3bf29ecd2957c7dbea2d9e6ed0a6 /src/vlib/buffer.h
parent9c4b5b28b1c1df0c100b377a2f5bfc07bd9a0b2e (diff)
VPP-1024: rewrite buffer trajectory tracer
Use a proper u16 * vector to capture node indices, since vpp w/ plugins now exceeds 255 graph nodes Change-Id: Ic48cad676fa3a6116413ddf08c083dd9660783f1 Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'src/vlib/buffer.h')
-rw-r--r--src/vlib/buffer.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/vlib/buffer.h b/src/vlib/buffer.h
index e47dbc6d4fd..e5c1d21397b 100644
--- a/src/vlib/buffer.h
+++ b/src/vlib/buffer.h
@@ -142,7 +142,8 @@ typedef struct
/**< Only valid for first buffer in chain. Current length plus
total length given here give total number of bytes in buffer chain.
*/
- u32 opaque2[13]; /**< More opaque data, currently unused */
+ u32 align_pad; /**< available */
+ u32 opaque2[12]; /**< More opaque data, see ../vnet/vnet/buffer.h */
/***** end of second cache line */
CLIB_CACHE_LINE_ALIGN_MARK (cacheline2);
@@ -512,7 +513,11 @@ serialize_vlib_buffer_n_bytes (serialize_main_t * m)
#define VLIB_BUFFER_TRACE_TRAJECTORY 0
#if VLIB_BUFFER_TRACE_TRAJECTORY > 0
-#define VLIB_BUFFER_TRACE_TRAJECTORY_INIT(b) (b)->pre_data[0]=0
+extern void (*vlib_buffer_trace_trajectory_cb) (vlib_buffer_t * b, u32 index);
+extern void (*vlib_buffer_trace_trajectory_init_cb) (vlib_buffer_t * b);
+extern void vlib_buffer_trace_trajectory_init (vlib_buffer_t * b);
+#define VLIB_BUFFER_TRACE_TRAJECTORY_INIT(b) \
+ vlib_buffer_trace_trajectory_init (b);
#else
#define VLIB_BUFFER_TRACE_TRAJECTORY_INIT(b)
#endif /* VLIB_BUFFER_TRACE_TRAJECTORY */