diff options
| author | Steve French <stfrench@microsoft.com> | 2019-02-26 19:08:12 -0600 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2019-03-05 18:10:09 -0600 |
| commit | efe2e9f369c72bb72410741ac101b90573256ec0 (patch) | |
| tree | aca6a2537eefc8d395fad29e6c8631d42696c810 /fs | |
| parent | b0a42f2ac96e93f27704440ec55651d0570622f1 (diff) | |
smb3: improve dynamic tracing of open and posix mkdir
Add dynamic trace point for open_enter (and posix mkdir enter)
Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/smb2pdu.c | 5 | ||||
| -rw-r--r-- | fs/cifs/trace.h | 41 |
2 files changed, 45 insertions, 1 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index b774b43edfbd..5e34a7b54d1e 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -2196,6 +2196,8 @@ int smb311_posix_mkdir(const unsigned int xid, struct inode *inode, rqst.rq_iov = iov; rqst.rq_nvec = n_iov; + trace_smb3_posix_mkdir_enter(xid, tcon->tid, ses->Suid, CREATE_NOT_FILE, + FILE_WRITE_ATTRIBUTES); /* resource #4: response buffer */ rc = cifs_send_recv(xid, ses, &rqst, &resp_buftype, flags, &rsp_iov); if (rc) { @@ -2414,6 +2416,9 @@ SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path, if (rc) goto creat_exit; + trace_smb3_open_enter(xid, tcon->tid, tcon->ses->Suid, + oparms->create_options, oparms->desired_access); + rc = cifs_send_recv(xid, ses, &rqst, &resp_buftype, flags, &rsp_iov); rsp = (struct smb2_create_rsp *)rsp_iov.iov_base; diff --git a/fs/cifs/trace.h b/fs/cifs/trace.h index 660176e34dde..b6352b68f18b 100644 --- a/fs/cifs/trace.h +++ b/fs/cifs/trace.h @@ -411,8 +411,47 @@ DEFINE_SMB3_TCON_EVENT(tcon); /* - * For smb2/smb3 open call + * For smb2/smb3 open (including create and mkdir) calls */ + +DECLARE_EVENT_CLASS(smb3_open_enter_class, + TP_PROTO(unsigned int xid, + __u32 tid, + __u64 sesid, + int create_options, + int desired_access), + TP_ARGS(xid, tid, sesid, create_options, desired_access), + TP_STRUCT__entry( + __field(unsigned int, xid) + __field(__u32, tid) + __field(__u64, sesid) + __field(int, create_options) + __field(int, desired_access) + ), + TP_fast_assign( + __entry->xid = xid; + __entry->tid = tid; + __entry->sesid = sesid; + __entry->create_options = create_options; + __entry->desired_access = desired_access; + ), + TP_printk("xid=%u sid=0x%llx tid=0x%x cr_opts=0x%x des_access=0x%x", + __entry->xid, __entry->sesid, __entry->tid, + __entry->create_options, __entry->desired_access) +) + +#define DEFINE_SMB3_OPEN_ENTER_EVENT(name) \ +DEFINE_EVENT(smb3_open_enter_class, smb3_##name, \ + TP_PROTO(unsigned int xid, \ + __u32 tid, \ + __u64 sesid, \ + int create_options, \ + int desired_access), \ + TP_ARGS(xid, tid, sesid, create_options, desired_access)) + +DEFINE_SMB3_OPEN_ENTER_EVENT(open_enter); +DEFINE_SMB3_OPEN_ENTER_EVENT(posix_mkdir_enter); + DECLARE_EVENT_CLASS(smb3_open_err_class, TP_PROTO(unsigned int xid, __u32 tid, |