From: Steve French Date: Sun, 24 Mar 2024 05:01:02 +0000 (-0500) Subject: smb3: add trace event for mknod X-Git-Tag: 6.9-rc1-smb3-client-fixes~1 X-Git-Url: http://git.samba.org/?p=sfrench%2Fcifs-2.6.git;a=commitdiff_plain;h=e9e9fbeb83f65d3d487e0a0838c0867292c99fb2 smb3: add trace event for mknod Add trace points to help debug mknod and mkfifo: smb3_mknod_done smb3_mknod_enter smb3_mknod_err Example output: TASK-PID CPU# ||||| TIMESTAMP FUNCTION | | | ||||| | | mkfifo-6163 [003] ..... 960.425558: smb3_mknod_enter: xid=12 sid=0xb55130f6 tid=0x46e6241c path=\fifo1 mkfifo-6163 [003] ..... 960.432719: smb3_mknod_done: xid=12 sid=0xb55130f6 tid=0x46e6241c Reviewed-by: Bharath SM Reviewed-by: Meetakshi Setiya Signed-off-by: Steve French --- diff --git a/fs/smb/client/dir.c b/fs/smb/client/dir.c index 89333d9bce36..d11dc3aa458b 100644 --- a/fs/smb/client/dir.c +++ b/fs/smb/client/dir.c @@ -612,11 +612,18 @@ int cifs_mknod(struct mnt_idmap *idmap, struct inode *inode, goto mknod_out; } + trace_smb3_mknod_enter(xid, tcon->ses->Suid, tcon->tid, full_path); + rc = tcon->ses->server->ops->make_node(xid, inode, direntry, tcon, full_path, mode, device_number); mknod_out: + if (rc) + trace_smb3_mknod_err(xid, tcon->ses->Suid, tcon->tid, rc); + else + trace_smb3_mknod_done(xid, tcon->ses->Suid, tcon->tid); + free_dentry_path(page); free_xid(xid); cifs_put_tlink(tlink); diff --git a/fs/smb/client/trace.h b/fs/smb/client/trace.h index f9c1fd32d0b8..5e83cb9da902 100644 --- a/fs/smb/client/trace.h +++ b/fs/smb/client/trace.h @@ -375,6 +375,7 @@ DEFINE_SMB3_INF_COMPOUND_ENTER_EVENT(get_reparse_compound_enter); DEFINE_SMB3_INF_COMPOUND_ENTER_EVENT(delete_enter); DEFINE_SMB3_INF_COMPOUND_ENTER_EVENT(mkdir_enter); DEFINE_SMB3_INF_COMPOUND_ENTER_EVENT(tdis_enter); +DEFINE_SMB3_INF_COMPOUND_ENTER_EVENT(mknod_enter); DECLARE_EVENT_CLASS(smb3_inf_compound_done_class, TP_PROTO(unsigned int xid, @@ -415,7 +416,7 @@ DEFINE_SMB3_INF_COMPOUND_DONE_EVENT(query_wsl_ea_compound_done); DEFINE_SMB3_INF_COMPOUND_DONE_EVENT(delete_done); DEFINE_SMB3_INF_COMPOUND_DONE_EVENT(mkdir_done); DEFINE_SMB3_INF_COMPOUND_DONE_EVENT(tdis_done); - +DEFINE_SMB3_INF_COMPOUND_DONE_EVENT(mknod_done); DECLARE_EVENT_CLASS(smb3_inf_compound_err_class, TP_PROTO(unsigned int xid, @@ -461,6 +462,7 @@ DEFINE_SMB3_INF_COMPOUND_ERR_EVENT(query_wsl_ea_compound_err); DEFINE_SMB3_INF_COMPOUND_ERR_EVENT(mkdir_err); DEFINE_SMB3_INF_COMPOUND_ERR_EVENT(delete_err); DEFINE_SMB3_INF_COMPOUND_ERR_EVENT(tdis_err); +DEFINE_SMB3_INF_COMPOUND_ERR_EVENT(mknod_err); /* * For logging SMB3 Status code and Command for responses which return errors