summaryrefslogtreecommitdiffstats
path: root/src/vlib/node.h
diff options
context:
space:
mode:
authorDamjan Marion <damarion@cisco.com>2021-12-23 17:05:02 +0100
committerDave Barach <openvpp@barachs.net>2021-12-24 12:44:34 +0000
commitb32bd70c1e83fff90d060ea1bbb41eb55e3f62b1 (patch)
treea4b45589446dd63741fc662e3bab28fd5a81562f /src/vlib/node.h
parent65409fb341c110bf905be0e29833405bb3bbf4e6 (diff)
vlib: introduce vlib frame aux data
Type: improvement Change-Id: I53890a13210cfb0d2b2d9d8cfd9b15118d3bb273 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vlib/node.h')
-rw-r--r--src/vlib/node.h25
1 files changed, 14 insertions, 11 deletions
diff --git a/src/vlib/node.h b/src/vlib/node.h
index 75a0adba8d1..66a99925846 100644
--- a/src/vlib/node.h
+++ b/src/vlib/node.h
@@ -149,7 +149,7 @@ typedef struct _vlib_node_registration
u8 protocol_hint;
/* Size of scalar and vector arguments in bytes. */
- u16 scalar_size, vector_size;
+ u8 scalar_size, vector_size, aux_size;
/* Number of error codes used by this node. */
u16 n_errors;
@@ -309,7 +309,8 @@ typedef struct vlib_node_t
u16 n_errors;
/* Size of scalar and vector arguments in bytes. */
- u16 scalar_size, vector_size;
+ u16 frame_size, scalar_offset, vector_offset, magic_offset, aux_offset;
+ u16 frame_size_index;
/* Handle/index in error heap for this node. */
u32 error_heap_handle;
@@ -367,7 +368,10 @@ typedef struct vlib_node_t
/* Max number of vector elements to process at once per node. */
#define VLIB_FRAME_SIZE 256
-#define VLIB_FRAME_ALIGN CLIB_CACHE_LINE_BYTES
+/* Number of extra elements allocated at the end of vecttor. */
+#define VLIB_FRAME_SIZE_EXTRA 4
+/* Frame data alignment */
+#define VLIB_FRAME_DATA_ALIGN 16
/* Calling frame (think stack frame) for a node. */
typedef struct vlib_frame_t
@@ -378,11 +382,8 @@ typedef struct vlib_frame_t
/* User flags. Used for sending hints to the next node. */
u16 flags;
- /* Number of scalar bytes in arguments. */
- u8 scalar_size;
-
- /* Number of bytes per vector argument. */
- u8 vector_size;
+ /* Scalar, vector and aux offsets in this frame. */
+ u16 scalar_offset, vector_offset, aux_offset;
/* Number of vector elements currently in frame. */
u16 n_vectors;
@@ -521,10 +522,15 @@ typedef struct
/* Number of allocated frames for this scalar/vector size. */
u32 n_alloc_frames;
+ /* Frame size */
+ u16 frame_size;
+
/* Vector of free frames for this scalar/vector size. */
vlib_frame_t **free_frames;
} vlib_frame_size_t;
+STATIC_ASSERT_SIZEOF (vlib_frame_size_t, 16);
+
typedef struct
{
/* Users opaque value for event type. */
@@ -721,9 +727,6 @@ typedef struct
/* Current counts of nodes in each state. */
u32 input_node_counts_by_state[VLIB_N_NODE_STATE];
- /* Hash of (scalar_size,vector_size) to frame_sizes index. */
- uword *frame_size_hash;
-
/* Per-size frame allocation information. */
vlib_frame_size_t *frame_sizes;