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/* SPDX-License-Identifier: GPL-2.0 */
#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>
#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 P9_FID_REFTYPE \
EM( P9_FID_REF_CREATE, "create " ) \
EM( P9_FID_REF_GET, "get " ) \
EM( P9_FID_REF_PUT, "put " ) \
EMe(P9_FID_REF_DESTROY, "destroy" )
/* 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
P9_FID_REFTYPE
/* And also use EM/EMe to define helper enums -- once */
#ifndef __9P_DECLARE_TRACE_ENUMS_ONLY_ONCE
#define __9P_DECLARE_TRACE_ENUMS_ONLY_ONCE
#undef EM
#undef EMe
#define EM(a, b) a,
#define EMe(a, b) a
enum p9_fid_reftype {
P9_FID_REFTYPE
} __mode(byte);
#endif
/*
* 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 }
#define show_9p_op(type) \
__print_symbolic(type, P9_MSG_T)
#define show_9p_fid_reftype(type) \
__print_symbolic(type, P9_FID_REFTYPE)
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 )
__dynamic_array(unsigned char, line,
min_t(size_t, pdu->capacity, P9_PROTO_DUMP_SZ))
),
TP_fast_assign(
__entry->clnt = clnt;
__entry->type = pdu->id;
__entry->tag = pdu->tag;
memcpy(__get_dynamic_array(line), pdu->sdata,
__get_dynamic_array_len(line));
),
TP_printk("clnt %lu %s(tag = %d)\n%*ph\n",
(unsigned long)__entry->clnt, show_9p_op(__entry->type),
__entry->tag, __get_dynamic_array_len(line),
__get_dynamic_array(line))
);
TRACE_EVENT(9p_fid_ref,
TP_PROTO(struct p9_fid *fid, __u8 type),
TP_ARGS(fid, type),
TP_STRUCT__entry(
__field( int, fid )
__field( int, refcount )
__field( __u8, type )
),
TP_fast_assign(
__entry->fid = fid->fid;
__entry->refcount = refcount_read(&fid->count);
__entry->type = type;
),
TP_printk("%s fid %d, refcount %d",
show_9p_fid_reftype(__entry->type),
__entry->fid, __entry->refcount)
);
#endif /* _TRACE_9P_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
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