1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM sock 4 5 #if !defined(_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_SOCK_H 7 8 #include <net/sock.h> 9 #include <linux/tracepoint.h> 10 11 TRACE_EVENT(sock_rcvqueue_full, 12 13 TP_PROTO(struct sock *sk, struct sk_buff *skb), 14 15 TP_ARGS(sk, skb), 16 17 TP_STRUCT__entry( 18 __field(int, rmem_alloc) 19 __field(unsigned int, truesize) 20 __field(int, sk_rcvbuf) 21 ), 22 23 TP_fast_assign( 24 __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc); 25 __entry->truesize = skb->truesize; 26 __entry->sk_rcvbuf = sk->sk_rcvbuf; 27 ), 28 29 TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d", 30 __entry->rmem_alloc, __entry->truesize, __entry->sk_rcvbuf) 31 ); 32 33 TRACE_EVENT(sock_exceed_buf_limit, 34 35 TP_PROTO(struct sock *sk, struct proto *prot, long allocated), 36 37 TP_ARGS(sk, prot, allocated), 38 39 TP_STRUCT__entry( 40 __array(char, name, 32) 41 __field(long *, sysctl_mem) 42 __field(long, allocated) 43 __field(int, sysctl_rmem) 44 __field(int, rmem_alloc) 45 ), 46 47 TP_fast_assign( 48 strncpy(__entry->name, prot->name, 32); 49 __entry->sysctl_mem = prot->sysctl_mem; 50 __entry->allocated = allocated; 51 __entry->sysctl_rmem = sk_get_rmem0(sk, prot); 52 __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc); 53 ), 54 55 TP_printk("proto:%s sysctl_mem=%ld,%ld,%ld allocated=%ld " 56 "sysctl_rmem=%d rmem_alloc=%d", 57 __entry->name, 58 __entry->sysctl_mem[0], 59 __entry->sysctl_mem[1], 60 __entry->sysctl_mem[2], 61 __entry->allocated, 62 __entry->sysctl_rmem, 63 __entry->rmem_alloc) 64 ); 65 66 #endif /* _TRACE_SOCK_H */ 67 68 /* This part must be outside protection */ 69 #include <trace/define_trace.h> 70