Re: [PATCH 0/8 v1] Remove FMR support from RDMA drivers

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On Mon, May 18, 2020 at 11:20:04AM -0400, Dennis Dalessandro wrote:
> On 5/14/2020 8:02 AM, Max Gurtovoy wrote:
> > This series removes the support for FMR mode to register memory. This ancient
> > mode is unsafe and not maintained/tested in the last few years. It also doesn't
> > have any reasonable advantage over other memory registration methods such as
> > FRWR (that is implemented in all the recent RDMA adapters). This series should
> > be reviewed and approved by the maintainer of the effected drivers and I
> > suggest to test it as well.
> > 
> > The tests that I made for this series (fio benchmarks and fio verify data):
> > 1. iSER initiator on ConnectX-4
> > 2. iSER initiator on ConnectX-3
> > 3. SRP initiator on ConnectX-4 (loopback to SRP target)
> > 4. SRP initiator on ConnectX-3
> > 
> > Not tested:
> > 1. RDS
> > 2. mthca
> > 3. rdmavt
> 
> This will effectively kill qib which uses rdmavt. It's gonna have to be a
> NAK from me.

Are you objecting the SRP and iSER changes too?

Jason



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