Re: [PATCH for-next v2 0/3] Rework system pinning

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On 2/6/23 6:03 AM, Leon Romanovsky wrote:
> On Wed, Jan 25, 2023 at 03:01:33PM -0500, Dennis Dalessandro wrote:
>> This series from Pat & Brendan reworks the system memory pinning in our driver
>> to better handle different types of memory buffers that are passed into. 
>>
>> Changes Since v1:
>> ----------------
>> Added missing commit messages to patches 1 and 2.
>>
>> ---
>>
>> Patrick Kelsey (3):
>>       IB/hfi1: Fix math bugs in hfi1_can_pin_pages()
>>       IB/hfi1: Fix sdma.h tx->num_descs off-by-one errors
>>       IB/hfi1: Do all memory-pinning through hfi1's pinning interface
>>
> 
> <...>
> 
>>  include/uapi/rdma/hfi/hfi1_ioctl.h      |  18 +
>>  include/uapi/rdma/hfi/hfi1_user.h       |  31 +-
>>  include/uapi/rdma/rdma_user_ioctl.h     |   3 +
> 
> Where can we see user-space part of these changes?

These don't effect anything in rdma core if that's the concern.

Pat and Brendan added an IOCTL to get some additional stat information about the
pinned buffers to aid in testing and debugging. The thought was OPX, our
libfabric provider for OPA may want to take advantage of the stats here as well.

-Denny



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