9p.h 5.06 KB
Newer Older
1 2 3 4 5 6 7 8
#undef TRACE_SYSTEM
#define TRACE_SYSTEM 9p

#if !defined(_TRACE_9P_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_9P_H

#include <linux/tracepoint.h>

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
#define P9_MSG_T							\
		EM( P9_TLERROR,		"P9_TLERROR" )			\
		EM( P9_RLERROR,		"P9_RLERROR" )			\
		EM( P9_TSTATFS,		"P9_TSTATFS" )			\
		EM( P9_RSTATFS,		"P9_RSTATFS" )			\
		EM( P9_TLOPEN,		"P9_TLOPEN" )			\
		EM( P9_RLOPEN,		"P9_RLOPEN" )			\
		EM( P9_TLCREATE,	"P9_TLCREATE" )			\
		EM( P9_RLCREATE,	"P9_RLCREATE" )			\
		EM( P9_TSYMLINK,	"P9_TSYMLINK" )			\
		EM( P9_RSYMLINK,	"P9_RSYMLINK" )			\
		EM( P9_TMKNOD,		"P9_TMKNOD" )			\
		EM( P9_RMKNOD,		"P9_RMKNOD" )			\
		EM( P9_TRENAME,		"P9_TRENAME" )			\
		EM( P9_RRENAME,		"P9_RRENAME" )			\
		EM( P9_TREADLINK,	"P9_TREADLINK" )		\
		EM( P9_RREADLINK,	"P9_RREADLINK" )		\
		EM( P9_TGETATTR,	"P9_TGETATTR" )			\
		EM( P9_RGETATTR,	"P9_RGETATTR" )			\
		EM( P9_TSETATTR,	"P9_TSETATTR" )			\
		EM( P9_RSETATTR,	"P9_RSETATTR" )			\
		EM( P9_TXATTRWALK,	"P9_TXATTRWALK" )		\
		EM( P9_RXATTRWALK,	"P9_RXATTRWALK" )		\
		EM( P9_TXATTRCREATE,	"P9_TXATTRCREATE" )		\
		EM( P9_RXATTRCREATE,	"P9_RXATTRCREATE" )		\
		EM( P9_TREADDIR,	"P9_TREADDIR" )			\
		EM( P9_RREADDIR,	"P9_RREADDIR" )			\
		EM( P9_TFSYNC,		"P9_TFSYNC" )			\
		EM( P9_RFSYNC,		"P9_RFSYNC" )			\
		EM( P9_TLOCK,		"P9_TLOCK" )			\
		EM( P9_RLOCK,		"P9_RLOCK" )			\
		EM( P9_TGETLOCK,	"P9_TGETLOCK" )			\
		EM( P9_RGETLOCK,	"P9_RGETLOCK" )			\
		EM( P9_TLINK,		"P9_TLINK" )			\
		EM( P9_RLINK,		"P9_RLINK" )			\
		EM( P9_TMKDIR,		"P9_TMKDIR" )			\
		EM( P9_RMKDIR,		"P9_RMKDIR" )			\
		EM( P9_TRENAMEAT,	"P9_TRENAMEAT" )		\
		EM( P9_RRENAMEAT,	"P9_RRENAMEAT" )		\
		EM( P9_TUNLINKAT,	"P9_TUNLINKAT" )		\
		EM( P9_RUNLINKAT,	"P9_RUNLINKAT" )		\
		EM( P9_TVERSION,	"P9_TVERSION" )			\
		EM( P9_RVERSION,	"P9_RVERSION" )			\
		EM( P9_TAUTH,		"P9_TAUTH" )			\
		EM( P9_RAUTH,		"P9_RAUTH" )			\
		EM( P9_TATTACH,		"P9_TATTACH" )			\
		EM( P9_RATTACH,		"P9_RATTACH" )			\
		EM( P9_TERROR,		"P9_TERROR" )			\
		EM( P9_RERROR,		"P9_RERROR" )			\
		EM( P9_TFLUSH,		"P9_TFLUSH" )			\
		EM( P9_RFLUSH,		"P9_RFLUSH" )			\
		EM( P9_TWALK,		"P9_TWALK" )			\
		EM( P9_RWALK,		"P9_RWALK" )			\
		EM( P9_TOPEN,		"P9_TOPEN" )			\
		EM( P9_ROPEN,		"P9_ROPEN" )			\
		EM( P9_TCREATE,		"P9_TCREATE" )			\
		EM( P9_RCREATE,		"P9_RCREATE" )			\
		EM( P9_TREAD,		"P9_TREAD" )			\
		EM( P9_RREAD,		"P9_RREAD" )			\
		EM( P9_TWRITE,		"P9_TWRITE" )			\
		EM( P9_RWRITE,		"P9_RWRITE" )			\
		EM( P9_TCLUNK,		"P9_TCLUNK" )			\
		EM( P9_RCLUNK,		"P9_RCLUNK" )			\
		EM( P9_TREMOVE,		"P9_TREMOVE" )			\
		EM( P9_RREMOVE,		"P9_RREMOVE" )			\
		EM( P9_TSTAT,		"P9_TSTAT" )			\
		EM( P9_RSTAT,		"P9_RSTAT" )			\
		EM( P9_TWSTAT,		"P9_TWSTAT" )			\
		EMe(P9_RWSTAT,		"P9_RWSTAT" )

/* Define EM() to export the enums to userspace via TRACE_DEFINE_ENUM() */
#undef EM
#undef EMe
#define EM(a, b)	TRACE_DEFINE_ENUM(a);
#define EMe(a, b)	TRACE_DEFINE_ENUM(a);

P9_MSG_T

/*
 * Now redefine the EM() and EMe() macros to map the enums to the strings
 * that will be printed in the output.
 */
#undef EM
#undef EMe
#define EM(a, b)	{ a, b },
#define EMe(a, b)	{ a, b }

96
#define show_9p_op(type)						\
97
	__print_symbolic(type, P9_MSG_T)
98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164

TRACE_EVENT(9p_client_req,
	    TP_PROTO(struct p9_client *clnt, int8_t type, int tag),

	    TP_ARGS(clnt, type, tag),

	    TP_STRUCT__entry(
		    __field(    void *,		clnt			     )
		    __field(	__u8,		type			     )
		    __field(	__u32,		tag			     )
		    ),

	    TP_fast_assign(
		    __entry->clnt    =  clnt;
		    __entry->type    =  type;
		    __entry->tag     =  tag;
		    ),

	    TP_printk("client %lu request %s tag  %d",
		    (long)__entry->clnt, show_9p_op(__entry->type),
		    __entry->tag)
 );

TRACE_EVENT(9p_client_res,
	    TP_PROTO(struct p9_client *clnt, int8_t type, int tag, int err),

	    TP_ARGS(clnt, type, tag, err),

	    TP_STRUCT__entry(
		    __field(    void *,		clnt			     )
		    __field(	__u8,		type			     )
		    __field(	__u32,		tag			     )
		    __field(	__u32,		err			     )
		    ),

	    TP_fast_assign(
		    __entry->clnt    =  clnt;
		    __entry->type    =  type;
		    __entry->tag     =  tag;
		    __entry->err     =  err;
		    ),

	    TP_printk("client %lu response %s tag  %d err %d",
		      (long)__entry->clnt, show_9p_op(__entry->type),
		      __entry->tag, __entry->err)
);

/* dump 32 bytes of protocol data */
#define P9_PROTO_DUMP_SZ 32
TRACE_EVENT(9p_protocol_dump,
	    TP_PROTO(struct p9_client *clnt, struct p9_fcall *pdu),

	    TP_ARGS(clnt, pdu),

	    TP_STRUCT__entry(
		    __field(	void *,		clnt				)
		    __field(	__u8,		type				)
		    __field(	__u16,		tag				)
		    __array(	unsigned char,	line,	P9_PROTO_DUMP_SZ	)
		    ),

	    TP_fast_assign(
		    __entry->clnt   =  clnt;
		    __entry->type   =  pdu->id;
		    __entry->tag    =  pdu->tag;
		    memcpy(__entry->line, pdu->sdata, P9_PROTO_DUMP_SZ);
		    ),
165 166 167
	    TP_printk("clnt %lu %s(tag = %d)\n%.3x: %16ph\n%.3x: %16ph\n",
		      (unsigned long)__entry->clnt, show_9p_op(__entry->type),
		      __entry->tag, 0, __entry->line, 16, __entry->line + 16)
168 169 170 171 172 173
 );

#endif /* _TRACE_9P_H */

/* This part must be outside protection */
#include <trace/define_trace.h>