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| author | Steve French <stfrench@microsoft.com> | 2018-05-30 21:42:34 -0500 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2018-05-30 21:42:34 -0500 |
| commit | 28d59363ae746d01e7841479da718631f941353d (patch) | |
| tree | 0dfaaafe4bcd4a1d348e7293619bbb35d3e15489 /fs/cifs/smb2pdu.c | |
| parent | 5c5a41be89e87c3a9ce2fed3c818770ef12bd2bb (diff) | |
| download | lwn-28d59363ae746d01e7841479da718631f941353d.tar.gz lwn-28d59363ae746d01e7841479da718631f941353d.zip | |
smb3: add tracepoints for smb2/smb3 open
add two tracepoints for open completion. One for error one for completion (open_done).
Sample output below
TASK-PID CPU# |||| TIMESTAMP FUNCTION
| | | |||| | |
bash-15348 [007] .... 42441.027492: smb3_enter: cifs_lookup: xid=45
bash-15348 [007] .... 42441.028214: smb3_cmd_err: sid=0x6173e4ce tid=0xa05150e6 cmd=5 mid=105 status=0xc0000034 rc=-2
bash-15348 [007] .... 42441.028219: smb3_open_err: xid=45 sid=0x6173e4ce tid=0xa05150e6 cr_opts=0x0 des_access=0x80 rc=-2
bash-15348 [007] .... 42441.028225: smb3_exit_done: cifs_lookup: xid=45
fop777-24560 [002] .... 42442.627617: smb3_enter: cifs_revalidate_dentry_attr: xid=46
fop777-24560 [003] .... 42442.628301: smb3_cmd_err: sid=0x6173e4ce tid=0xa05150e6 cmd=5 mid=106 status=0xc0000034 rc=-2
fop777-24560 [003] .... 42442.628319: smb3_open_err: xid=46 sid=0x6173e4ce tid=0xa05150e6 cr_opts=0x0 des_access=0x80 rc=-2
fop777-24560 [003] .... 42442.628335: smb3_enter: cifs_atomic_open: xid=47
fop777-24560 [003] .... 42442.629587: smb3_cmd_done: sid=0x6173e4ce tid=0xa05150e6 cmd=5 mid=107
fop777-24560 [003] .... 42442.629592: smb3_open_done: xid=47 sid=0x6173e4ce tid=0xa05150e6 fid=0xb8a0984d cr_opts=0x40 des_access=0x40000080
Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2pdu.c')
| -rw-r--r-- | fs/cifs/smb2pdu.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 5e947db322a7..6436e9187045 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -1975,8 +1975,13 @@ SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path, resp_buftype = CIFS_NO_BUFFER; rsp = NULL; } + trace_smb3_open_err(xid, tcon->tid, ses->Suid, + oparms->create_options, oparms->desired_access, rc); goto creat_exit; - } + } else + trace_smb3_open_done(xid, rsp->PersistentFileId, tcon->tid, + ses->Suid, oparms->create_options, + oparms->desired_access); oparms->fid->persistent_fid = rsp->PersistentFileId; oparms->fid->volatile_fid = rsp->VolatileFileId; |