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authorAsias He <asias@redhat.com>2016-07-28 15:36:32 +0100
committerMichael S. Tsirkin <mst@redhat.com>2016-08-02 02:57:29 +0300
commit06a8fc78367d070720af960dcecec917d3ae5f3b (patch)
treecc25aed5bc98a494227f2d0ba34d7867fccfa1f9 /include/trace
parent6773b7dc39f165bd9d824b50ac52cbb3f87d53c8 (diff)
downloadlinux-06a8fc78367d070720af960dcecec917d3ae5f3b.tar.bz2
VSOCK: Introduce virtio_vsock_common.ko
This module contains the common code and header files for the following virtio_transporto and vhost_vsock kernel modules. Signed-off-by: Asias He <asias@redhat.com> Signed-off-by: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/vsock_virtio_transport_common.h144
1 files changed, 144 insertions, 0 deletions
diff --git a/include/trace/events/vsock_virtio_transport_common.h b/include/trace/events/vsock_virtio_transport_common.h
new file mode 100644
index 000000000000..b7f1d6278280
--- /dev/null
+++ b/include/trace/events/vsock_virtio_transport_common.h
@@ -0,0 +1,144 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM vsock
+
+#if !defined(_TRACE_VSOCK_VIRTIO_TRANSPORT_COMMON_H) || \
+ defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_VSOCK_VIRTIO_TRANSPORT_COMMON_H
+
+#include <linux/tracepoint.h>
+
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_TYPE_STREAM);
+
+#define show_type(val) \
+ __print_symbolic(val, { VIRTIO_VSOCK_TYPE_STREAM, "STREAM" })
+
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_INVALID);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_REQUEST);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_RESPONSE);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_RST);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_SHUTDOWN);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_RW);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_CREDIT_UPDATE);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_CREDIT_REQUEST);
+
+#define show_op(val) \
+ __print_symbolic(val, \
+ { VIRTIO_VSOCK_OP_INVALID, "INVALID" }, \
+ { VIRTIO_VSOCK_OP_REQUEST, "REQUEST" }, \
+ { VIRTIO_VSOCK_OP_RESPONSE, "RESPONSE" }, \
+ { VIRTIO_VSOCK_OP_RST, "RST" }, \
+ { VIRTIO_VSOCK_OP_SHUTDOWN, "SHUTDOWN" }, \
+ { VIRTIO_VSOCK_OP_RW, "RW" }, \
+ { VIRTIO_VSOCK_OP_CREDIT_UPDATE, "CREDIT_UPDATE" }, \
+ { VIRTIO_VSOCK_OP_CREDIT_REQUEST, "CREDIT_REQUEST" })
+
+TRACE_EVENT(virtio_transport_alloc_pkt,
+ TP_PROTO(
+ __u32 src_cid, __u32 src_port,
+ __u32 dst_cid, __u32 dst_port,
+ __u32 len,
+ __u16 type,
+ __u16 op,
+ __u32 flags
+ ),
+ TP_ARGS(
+ src_cid, src_port,
+ dst_cid, dst_port,
+ len,
+ type,
+ op,
+ flags
+ ),
+ TP_STRUCT__entry(
+ __field(__u32, src_cid)
+ __field(__u32, src_port)
+ __field(__u32, dst_cid)
+ __field(__u32, dst_port)
+ __field(__u32, len)
+ __field(__u16, type)
+ __field(__u16, op)
+ __field(__u32, flags)
+ ),
+ TP_fast_assign(
+ __entry->src_cid = src_cid;
+ __entry->src_port = src_port;
+ __entry->dst_cid = dst_cid;
+ __entry->dst_port = dst_port;
+ __entry->len = len;
+ __entry->type = type;
+ __entry->op = op;
+ __entry->flags = flags;
+ ),
+ TP_printk("%u:%u -> %u:%u len=%u type=%s op=%s flags=%#x",
+ __entry->src_cid, __entry->src_port,
+ __entry->dst_cid, __entry->dst_port,
+ __entry->len,
+ show_type(__entry->type),
+ show_op(__entry->op),
+ __entry->flags)
+);
+
+TRACE_EVENT(virtio_transport_recv_pkt,
+ TP_PROTO(
+ __u32 src_cid, __u32 src_port,
+ __u32 dst_cid, __u32 dst_port,
+ __u32 len,
+ __u16 type,
+ __u16 op,
+ __u32 flags,
+ __u32 buf_alloc,
+ __u32 fwd_cnt
+ ),
+ TP_ARGS(
+ src_cid, src_port,
+ dst_cid, dst_port,
+ len,
+ type,
+ op,
+ flags,
+ buf_alloc,
+ fwd_cnt
+ ),
+ TP_STRUCT__entry(
+ __field(__u32, src_cid)
+ __field(__u32, src_port)
+ __field(__u32, dst_cid)
+ __field(__u32, dst_port)
+ __field(__u32, len)
+ __field(__u16, type)
+ __field(__u16, op)
+ __field(__u32, flags)
+ __field(__u32, buf_alloc)
+ __field(__u32, fwd_cnt)
+ ),
+ TP_fast_assign(
+ __entry->src_cid = src_cid;
+ __entry->src_port = src_port;
+ __entry->dst_cid = dst_cid;
+ __entry->dst_port = dst_port;
+ __entry->len = len;
+ __entry->type = type;
+ __entry->op = op;
+ __entry->flags = flags;
+ __entry->buf_alloc = buf_alloc;
+ __entry->fwd_cnt = fwd_cnt;
+ ),
+ TP_printk("%u:%u -> %u:%u len=%u type=%s op=%s flags=%#x "
+ "buf_alloc=%u fwd_cnt=%u",
+ __entry->src_cid, __entry->src_port,
+ __entry->dst_cid, __entry->dst_port,
+ __entry->len,
+ show_type(__entry->type),
+ show_op(__entry->op),
+ __entry->flags,
+ __entry->buf_alloc,
+ __entry->fwd_cnt)
+);
+
+#endif /* _TRACE_VSOCK_VIRTIO_TRANSPORT_COMMON_H */
+
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE vsock_virtio_transport_common
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>