cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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9p.h (5218B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2#undef TRACE_SYSTEM
      3#define TRACE_SYSTEM 9p
      4
      5#if !defined(_TRACE_9P_H) || defined(TRACE_HEADER_MULTI_READ)
      6#define _TRACE_9P_H
      7
      8#include <linux/tracepoint.h>
      9
     10#define P9_MSG_T							\
     11		EM( P9_TLERROR,		"P9_TLERROR" )			\
     12		EM( P9_RLERROR,		"P9_RLERROR" )			\
     13		EM( P9_TSTATFS,		"P9_TSTATFS" )			\
     14		EM( P9_RSTATFS,		"P9_RSTATFS" )			\
     15		EM( P9_TLOPEN,		"P9_TLOPEN" )			\
     16		EM( P9_RLOPEN,		"P9_RLOPEN" )			\
     17		EM( P9_TLCREATE,	"P9_TLCREATE" )			\
     18		EM( P9_RLCREATE,	"P9_RLCREATE" )			\
     19		EM( P9_TSYMLINK,	"P9_TSYMLINK" )			\
     20		EM( P9_RSYMLINK,	"P9_RSYMLINK" )			\
     21		EM( P9_TMKNOD,		"P9_TMKNOD" )			\
     22		EM( P9_RMKNOD,		"P9_RMKNOD" )			\
     23		EM( P9_TRENAME,		"P9_TRENAME" )			\
     24		EM( P9_RRENAME,		"P9_RRENAME" )			\
     25		EM( P9_TREADLINK,	"P9_TREADLINK" )		\
     26		EM( P9_RREADLINK,	"P9_RREADLINK" )		\
     27		EM( P9_TGETATTR,	"P9_TGETATTR" )			\
     28		EM( P9_RGETATTR,	"P9_RGETATTR" )			\
     29		EM( P9_TSETATTR,	"P9_TSETATTR" )			\
     30		EM( P9_RSETATTR,	"P9_RSETATTR" )			\
     31		EM( P9_TXATTRWALK,	"P9_TXATTRWALK" )		\
     32		EM( P9_RXATTRWALK,	"P9_RXATTRWALK" )		\
     33		EM( P9_TXATTRCREATE,	"P9_TXATTRCREATE" )		\
     34		EM( P9_RXATTRCREATE,	"P9_RXATTRCREATE" )		\
     35		EM( P9_TREADDIR,	"P9_TREADDIR" )			\
     36		EM( P9_RREADDIR,	"P9_RREADDIR" )			\
     37		EM( P9_TFSYNC,		"P9_TFSYNC" )			\
     38		EM( P9_RFSYNC,		"P9_RFSYNC" )			\
     39		EM( P9_TLOCK,		"P9_TLOCK" )			\
     40		EM( P9_RLOCK,		"P9_RLOCK" )			\
     41		EM( P9_TGETLOCK,	"P9_TGETLOCK" )			\
     42		EM( P9_RGETLOCK,	"P9_RGETLOCK" )			\
     43		EM( P9_TLINK,		"P9_TLINK" )			\
     44		EM( P9_RLINK,		"P9_RLINK" )			\
     45		EM( P9_TMKDIR,		"P9_TMKDIR" )			\
     46		EM( P9_RMKDIR,		"P9_RMKDIR" )			\
     47		EM( P9_TRENAMEAT,	"P9_TRENAMEAT" )		\
     48		EM( P9_RRENAMEAT,	"P9_RRENAMEAT" )		\
     49		EM( P9_TUNLINKAT,	"P9_TUNLINKAT" )		\
     50		EM( P9_RUNLINKAT,	"P9_RUNLINKAT" )		\
     51		EM( P9_TVERSION,	"P9_TVERSION" )			\
     52		EM( P9_RVERSION,	"P9_RVERSION" )			\
     53		EM( P9_TAUTH,		"P9_TAUTH" )			\
     54		EM( P9_RAUTH,		"P9_RAUTH" )			\
     55		EM( P9_TATTACH,		"P9_TATTACH" )			\
     56		EM( P9_RATTACH,		"P9_RATTACH" )			\
     57		EM( P9_TERROR,		"P9_TERROR" )			\
     58		EM( P9_RERROR,		"P9_RERROR" )			\
     59		EM( P9_TFLUSH,		"P9_TFLUSH" )			\
     60		EM( P9_RFLUSH,		"P9_RFLUSH" )			\
     61		EM( P9_TWALK,		"P9_TWALK" )			\
     62		EM( P9_RWALK,		"P9_RWALK" )			\
     63		EM( P9_TOPEN,		"P9_TOPEN" )			\
     64		EM( P9_ROPEN,		"P9_ROPEN" )			\
     65		EM( P9_TCREATE,		"P9_TCREATE" )			\
     66		EM( P9_RCREATE,		"P9_RCREATE" )			\
     67		EM( P9_TREAD,		"P9_TREAD" )			\
     68		EM( P9_RREAD,		"P9_RREAD" )			\
     69		EM( P9_TWRITE,		"P9_TWRITE" )			\
     70		EM( P9_RWRITE,		"P9_RWRITE" )			\
     71		EM( P9_TCLUNK,		"P9_TCLUNK" )			\
     72		EM( P9_RCLUNK,		"P9_RCLUNK" )			\
     73		EM( P9_TREMOVE,		"P9_TREMOVE" )			\
     74		EM( P9_RREMOVE,		"P9_RREMOVE" )			\
     75		EM( P9_TSTAT,		"P9_TSTAT" )			\
     76		EM( P9_RSTAT,		"P9_RSTAT" )			\
     77		EM( P9_TWSTAT,		"P9_TWSTAT" )			\
     78		EMe(P9_RWSTAT,		"P9_RWSTAT" )
     79
     80/* Define EM() to export the enums to userspace via TRACE_DEFINE_ENUM() */
     81#undef EM
     82#undef EMe
     83#define EM(a, b)	TRACE_DEFINE_ENUM(a);
     84#define EMe(a, b)	TRACE_DEFINE_ENUM(a);
     85
     86P9_MSG_T
     87
     88/*
     89 * Now redefine the EM() and EMe() macros to map the enums to the strings
     90 * that will be printed in the output.
     91 */
     92#undef EM
     93#undef EMe
     94#define EM(a, b)	{ a, b },
     95#define EMe(a, b)	{ a, b }
     96
     97#define show_9p_op(type)						\
     98	__print_symbolic(type, P9_MSG_T)
     99
    100TRACE_EVENT(9p_client_req,
    101	    TP_PROTO(struct p9_client *clnt, int8_t type, int tag),
    102
    103	    TP_ARGS(clnt, type, tag),
    104
    105	    TP_STRUCT__entry(
    106		    __field(    void *,		clnt			     )
    107		    __field(	__u8,		type			     )
    108		    __field(	__u32,		tag			     )
    109		    ),
    110
    111	    TP_fast_assign(
    112		    __entry->clnt    =  clnt;
    113		    __entry->type    =  type;
    114		    __entry->tag     =  tag;
    115		    ),
    116
    117	    TP_printk("client %lu request %s tag  %d",
    118		    (long)__entry->clnt, show_9p_op(__entry->type),
    119		    __entry->tag)
    120 );
    121
    122TRACE_EVENT(9p_client_res,
    123	    TP_PROTO(struct p9_client *clnt, int8_t type, int tag, int err),
    124
    125	    TP_ARGS(clnt, type, tag, err),
    126
    127	    TP_STRUCT__entry(
    128		    __field(    void *,		clnt			     )
    129		    __field(	__u8,		type			     )
    130		    __field(	__u32,		tag			     )
    131		    __field(	__u32,		err			     )
    132		    ),
    133
    134	    TP_fast_assign(
    135		    __entry->clnt    =  clnt;
    136		    __entry->type    =  type;
    137		    __entry->tag     =  tag;
    138		    __entry->err     =  err;
    139		    ),
    140
    141	    TP_printk("client %lu response %s tag  %d err %d",
    142		      (long)__entry->clnt, show_9p_op(__entry->type),
    143		      __entry->tag, __entry->err)
    144);
    145
    146/* dump 32 bytes of protocol data */
    147#define P9_PROTO_DUMP_SZ 32
    148TRACE_EVENT(9p_protocol_dump,
    149	    TP_PROTO(struct p9_client *clnt, struct p9_fcall *pdu),
    150
    151	    TP_ARGS(clnt, pdu),
    152
    153	    TP_STRUCT__entry(
    154		    __field(	void *,		clnt				)
    155		    __field(	__u8,		type				)
    156		    __field(	__u16,		tag				)
    157		    __array(	unsigned char,	line,	P9_PROTO_DUMP_SZ	)
    158		    ),
    159
    160	    TP_fast_assign(
    161		    __entry->clnt   =  clnt;
    162		    __entry->type   =  pdu->id;
    163		    __entry->tag    =  pdu->tag;
    164		    memcpy(__entry->line, pdu->sdata, P9_PROTO_DUMP_SZ);
    165		    ),
    166	    TP_printk("clnt %lu %s(tag = %d)\n%.3x: %16ph\n%.3x: %16ph\n",
    167		      (unsigned long)__entry->clnt, show_9p_op(__entry->type),
    168		      __entry->tag, 0, __entry->line, 16, __entry->line + 16)
    169 );
    170
    171#endif /* _TRACE_9P_H */
    172
    173/* This part must be outside protection */
    174#include <trace/define_trace.h>