RE: [Patch v3 04/19] CIFS: SMBD: Add SMBDirect transport to SMB connection and Makefile

[Long Li]

> -----Original Message-----
> From: Pavel Shilovsky [mailto:piastryyy@xxxxxxxxx]
> Sent: Tuesday, August 29, 2017 4:12 PM
> To: Long Li <longli@xxxxxxxxxxxxx>
> Cc: Steve French <sfrench@xxxxxxxxx>; linux-cifs <linux-
> cifs@xxxxxxxxxxxxxxx>; samba-technical <samba-technical@xxxxxxxxxxxxxxx>;
> Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>; linux-
> rdma@xxxxxxxxxxxxxxx; Christoph Hellwig <hch@xxxxxxxxxxxxx>; Tom Talpey
> <ttalpey@xxxxxxxxxxxxx>; Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>;
> Long Li <longli@xxxxxxxxxxxxx>
> Subject: Re: [Patch v3 04/19] CIFS: SMBD: Add SMBDirect transport to SMB
> connection and Makefile
> 
> 2017-08-29 12:29 GMT-07:00 Long Li <longli@xxxxxxxxxxxxxxxxxxxxxx>:
> > From: Long Li <longli@xxxxxxxxxxxxx>
> >
> > Add SMBDirect as an optional connection to the SMB session structure in
> CIFS.
> > When SMB session is connected through SMBDirect, upper layer uses this
> > connection to carry payloads.
> >
> > With the transport code hooked up to upper layer, add SMBDirect code
> > to Makefile.
> >
> > Signed-off-by: Long Li <longli@xxxxxxxxxxxxx>
> > ---
> >  fs/cifs/Makefile   | 2 +-
> >  fs/cifs/cifsglob.h | 2 ++
> >  2 files changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/fs/cifs/Makefile b/fs/cifs/Makefile index
> > eed7eb0..6bb9863 100644
> > --- a/fs/cifs/Makefile
> > +++ b/fs/cifs/Makefile
> > @@ -18,4 +18,4 @@ cifs-$(CONFIG_CIFS_DFS_UPCALL) += dns_resolve.o
> > cifs_dfs_ref.o
> >  cifs-$(CONFIG_CIFS_FSCACHE) += fscache.o cache.o
> >
> >  cifs-$(CONFIG_CIFS_SMB2) += smb2ops.o smb2maperror.o
> smb2transport.o \
> > -                           smb2misc.o smb2pdu.o smb2inode.o smb2file.o
> > +                           smb2misc.o smb2pdu.o smb2inode.o
> > + smb2file.o smbdirect.o
> > diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index
> > 703c2fb..dc5404d 100644
> > --- a/fs/cifs/cifsglob.h
> > +++ b/fs/cifs/cifsglob.h
> > @@ -652,6 +652,8 @@ struct TCP_Server_Info {
> >         bool    large_buf;              /* is current buffer large? */
> >         /* use SMBD connection instead of socket */
> >         bool    rdma;
> > +       /* point to the SMBD connection if RDMA is used instead of socket */
> > +       struct smbd_connection *smbd_conn;
> >         struct delayed_work     echo; /* echo ping workqueue job */
> >         char    *smallbuf;      /* pointer to current "small" buffer */
> >         char    *bigbuf;        /* pointer to current "big" buffer */
> > --
> > 2.7.4
> >
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> 
> It is better to split the current patch into 2 and merge the Makefile part to #3
> and cifsglob.h part to #5.

Sure, will make the change.

> 
> --
> Best regards,
> Pavel Shilovsky