Re: Data corruption in kernel 5.1+ with iSER attached ramdisk

Bart Van Assche
2019-12-05T00:16:20Z

On 12/4/19 3:02 PM, Ming Lei wrote:
> On Wed, Dec 04, 2019 at 12:23:39PM -0500, Stephen Rust wrote:
>> Presumably non-brd devices, ie: real scsi devices work for these test
>> cases because they accept un-aligned buffers?
>
> Right, not every driver supports such un-aligned buffer.
>
> I am not familiar with RDMA, but from the trace we have done so far,
> it is highly related with iser driver.

Hi Stephen,

Do you need the iSER protocol? I think that the NVMeOF and SRP drivers
also support RoCE and that these align data buffers on a 512 byte boundary.

Bart.