> On Jan 20, 2017, at 9:30 AM, Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx> wrote:
>
>>
>> I've received a number of reports that v4.9 commit 655fec6987be
>> ("xprtrdma: Use gathered Send for large inline messages") causes
>> NFS/RDMA mounts to fail for devices that have a small max_sge.
>>
>> This series addresses that problem.
>>
>> A much smaller fix was provided initially. It worked for devices
>> with as small as five send SGEs. However, additional research has
>> shown that there is at least one in-tree device that supports only
>> three send SGEs.
>>
>> The current series should enable NFS/RDMA again on those devices.
>>
>>
>> Available in the "nfs-rdma-for-4.10-rc" topic branch of this git repo:
>>
>> git://git.linux-nfs.org/projects/cel/cel-2.6.git
>
> Hey Chuck,
>
> Tests ok on cxgb4.
>
> Tested-by: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
Thanks. I've also received confirmation that Ram's
device works now, and ocrdma's issue is cleared too.
I'll post a final version of this series on Monday.
--
Chuck Lever
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