[Patch v2 00/19] CIFS: Implement SMBDirect

[Long Li]

> -----Original Message-----
> From: Steve Wise [mailto:swise at opengridcomputing.com]
> Sent: Monday, August 21, 2017 12:15 PM
> To: Long Li <longli at microsoft.com>; 'Steve French' <sfrench at samba.org>;
> linux-cifs at vger.kernel.org; samba-technical at lists.samba.org; linux-
> kernel at vger.kernel.org; linux-rdma at vger.kernel.org; 'Christoph Hellwig'
> <hch at infradead.org>; Tom Talpey <ttalpey at microsoft.com>; Matthew
> Wilcox <mawilcox at microsoft.com>
> Cc: Long Li <longli at microsoft.com>
> Subject: RE: [Patch v2 00/19] CIFS: Implement SMBDirect
> 
> [You don't often get email from SWISE at OPENGRIDCOMPUTING.COM. Learn
> why this is important at http://aka.ms/LearnAboutSenderIdentification.]
> 
> >
> > From: Long Li <longli at microsoft.com>
> >
> > Starting with SMB2 dialect 3.0, Microsoft introduced SMBDirect
> > transport
> protocol
> > for transferring upper layer (SMB2) payload over RDMA via Infiniband,
> > RoCE or iWARP. The prococol is published in [MS-SMBD]
> >
> (https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fmsdn
> > .microsoft.com%2Fen-
> &data=02%7C01%7Clongli%40microsoft.com%7C6082b57a9
> >
> 13844901b5b08d4e8c8ec1d%7C72f988bf86f141af91ab2d7cd011db47%7C1%7
> C0%7C6
> >
> 36389397044862458&sdata=MnF3ljWT9cTEfFZWmj7zVADgNSYdMFROK%2B
> WXAdfG%2FB
> > I%3D&reserved=0
> > us/library/hh536346.aspx).
> >
> > The patch v2 added RDMA read/write via memory registration, and
> > addressed feedbacks on v1.
> >
> 
> Hey Long,
> 
> What testing have you done with this on the various rdma transports?  Does
> it work over IB, RoCE, and iWARP providers?

Hi Steve,

Currently all the tests have been done over Infiniband. We haven't tested on RoCE or iWARP, but planned to do it in the following weeks.

Long

> 
> Thanks,
> 
> Steve.
>