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smb3: add missing read completion trace point

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When ENODATA returned we weren't logging the read completion
(not an error, but can be indicated by logging length 0) which
makes looking at read traces confusing for smb3.

Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
This commit is contained in:
Steve French 2019-02-25 15:02:58 -06:00
parent d323c24617
commit b0a42f2ac9
1 changed files with 4 additions and 1 deletions
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5
fs/cifs/smb2pdu.c
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@ -3404,7 +3404,10 @@ SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
io_parms->tcon->tid, ses->Suid,
io_parms->offset, io_parms->length,
rc);
}
} else
trace_smb3_read_done(xid, req->PersistentFileId,
io_parms->tcon->tid, ses->Suid,
io_parms->offset, 0);
free_rsp_buf(resp_buftype, rsp_iov.iov_base);
return rc == -ENODATA ? 0 : rc;
} else