From: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Subject: [PATCH rdma-next v1 0/2] PCI write end padding capability
Date: Sun, 29 Oct 2017 13:59:43 +0200 [thread overview]
Message-ID: <20171029115945.23854-1-leon@kernel.org> (raw)
Changelog v0->v1:
* Rename *_SCATTER_END_PADDING flags to be *_PCI_WRITE_END_PADDING
---------------------------------------
There are PCIe root complex that are able to optimize their
performance when incoming data is multiple full cache lines.
Expose the device capability to pad the ending of incoming packets
to full cache line such that the last upstream write generated by the
incoming packet will be a full cache line.
The patches are available in the git repository at:
git.kernel.org/pub/scm/linux/kernel/git/leon/linux-rdma.git tags/rdma-next-2017-10-29
Thanks
---------------------------------------
Noa Osherovich (2):
IB/core: Add PCI write end padding flags for WQ and QP
IB/mlx5: Add PCI write end padding support
drivers/infiniband/core/uverbs_cmd.c | 3 ++-
drivers/infiniband/hw/mlx5/main.c | 3 +++
drivers/infiniband/hw/mlx5/mlx5_ib.h | 3 ++-
drivers/infiniband/hw/mlx5/qp.c | 36 +++++++++++++++++++++++++++++++++---
include/rdma/ib_verbs.h | 4 ++++
5 files changed, 44 insertions(+), 5 deletions(-)
--
2.14.2
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next reply other threads:[~2017-10-29 11:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-29 11:59 Leon Romanovsky [this message]
[not found] ` <20171029115945.23854-1-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2017-10-29 11:59 ` [PATCH rdma-next v1 1/2] IB/core: Add PCI write end padding flags for WQ and QP Leon Romanovsky
2017-10-29 11:59 ` [PATCH rdma-next v1 2/2] IB/mlx5: Add PCI write end padding support Leon Romanovsky
2017-11-10 18:51 ` [PATCH rdma-next v1 0/2] PCI write end padding capability Doug Ledford
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