1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #undef TRACE_SYSTEM 3*4882a593Smuzhiyun #define TRACE_SYSTEM printk 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #if !defined(_TRACE_PRINTK_H) || defined(TRACE_HEADER_MULTI_READ) 6*4882a593Smuzhiyun #define _TRACE_PRINTK_H 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <linux/tracepoint.h> 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun TRACE_EVENT(console, 11*4882a593Smuzhiyun TP_PROTO(const char *text, size_t len), 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun TP_ARGS(text, len), 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun TP_STRUCT__entry( 16*4882a593Smuzhiyun __dynamic_array(char, msg, len + 1) 17*4882a593Smuzhiyun ), 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun TP_fast_assign( 20*4882a593Smuzhiyun /* 21*4882a593Smuzhiyun * Each trace entry is printed in a new line. 22*4882a593Smuzhiyun * If the msg finishes with '\n', cut it off 23*4882a593Smuzhiyun * to avoid blank lines in the trace. 24*4882a593Smuzhiyun */ 25*4882a593Smuzhiyun if ((len > 0) && (text[len-1] == '\n')) 26*4882a593Smuzhiyun len -= 1; 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun memcpy(__get_str(msg), text, len); 29*4882a593Smuzhiyun __get_str(msg)[len] = 0; 30*4882a593Smuzhiyun ), 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun TP_printk("%s", __get_str(msg)) 33*4882a593Smuzhiyun ); 34*4882a593Smuzhiyun #endif /* _TRACE_PRINTK_H */ 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun /* This part must be outside protection */ 37*4882a593Smuzhiyun #include <trace/define_trace.h> 38