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-rw-r--r--kernel/include/trace/events/sock.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/kernel/include/trace/events/sock.h b/kernel/include/trace/events/sock.h
new file mode 100644
index 000000000..779abb91d
--- /dev/null
+++ b/kernel/include/trace/events/sock.h
@@ -0,0 +1,68 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM sock
+
+#if !defined(_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_SOCK_H
+
+#include <net/sock.h>
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(sock_rcvqueue_full,
+
+ TP_PROTO(struct sock *sk, struct sk_buff *skb),
+
+ TP_ARGS(sk, skb),
+
+ TP_STRUCT__entry(
+ __field(int, rmem_alloc)
+ __field(unsigned int, truesize)
+ __field(int, sk_rcvbuf)
+ ),
+
+ TP_fast_assign(
+ __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
+ __entry->truesize = skb->truesize;
+ __entry->sk_rcvbuf = sk->sk_rcvbuf;
+ ),
+
+ TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d",
+ __entry->rmem_alloc, __entry->truesize, __entry->sk_rcvbuf)
+);
+
+TRACE_EVENT(sock_exceed_buf_limit,
+
+ TP_PROTO(struct sock *sk, struct proto *prot, long allocated),
+
+ TP_ARGS(sk, prot, allocated),
+
+ TP_STRUCT__entry(
+ __array(char, name, 32)
+ __field(long *, sysctl_mem)
+ __field(long, allocated)
+ __field(int, sysctl_rmem)
+ __field(int, rmem_alloc)
+ ),
+
+ TP_fast_assign(
+ strncpy(__entry->name, prot->name, 32);
+ __entry->sysctl_mem = prot->sysctl_mem;
+ __entry->allocated = allocated;
+ __entry->sysctl_rmem = prot->sysctl_rmem[0];
+ __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
+ ),
+
+ TP_printk("proto:%s sysctl_mem=%ld,%ld,%ld allocated=%ld "
+ "sysctl_rmem=%d rmem_alloc=%d",
+ __entry->name,
+ __entry->sysctl_mem[0],
+ __entry->sysctl_mem[1],
+ __entry->sysctl_mem[2],
+ __entry->allocated,
+ __entry->sysctl_rmem,
+ __entry->rmem_alloc)
+);
+
+#endif /* _TRACE_SOCK_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>