Re: [PATCH rdma-next v4 0/3] SG fix together with update to RDMA umem

From: Leon Romanovsky <leonro@nvidia.com>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: Maor Gottlieb <maorg@nvidia.com>, <dledford@redhat.com>,
	<hch@infradead.org>, <aelior@marvell.com>, <daniel@ffwll.ch>,
	<airlied@linux.ie>, <dennis.dalessandro@cornelisnetworks.com>,
	<dri-devel@lists.freedesktop.org>,
	<intel-gfx@lists.freedesktop.org>, <jani.nikula@linux.intel.com>,
	<joonas.lahtinen@linux.intel.com>, <linux-kernel@vger.kernel.org>,
	<linux-rdma@vger.kernel.org>, <maarten.lankhorst@linux.intel.com>,
	<mripard@kernel.org>, <mkalderon@marvell.com>,
	<mike.marciniszyn@cornelisnetworks.com>,
	<mustafa.ismail@intel.com>, <rodrigo.vivi@intel.com>,
	<sroland@vmware.com>, <shiraz.saleem@intel.com>,
	<tzimmermann@suse.de>, <linux-graphics-maintainer@vmware.com>,
	<liweihang@huawei.com>, <liangwenpeng@huawei.com>,
	<yishaih@nvidia.com>, <zackr@vmware.com>, <zyjzyj2000@gmail.com>
Subject: Re: [PATCH rdma-next v4 0/3] SG fix together with update to RDMA umem
Date: Mon, 30 Aug 2021 16:42:39 +0300	[thread overview]
Message-ID: <YSzgT6qTYRIkcMgD@unreal> (raw)
In-Reply-To: <20210830133128.GY1721383@nvidia.com>

On Mon, Aug 30, 2021 at 10:31:28AM -0300, Jason Gunthorpe wrote:
> On Mon, Aug 30, 2021 at 11:21:00AM +0300, Leon Romanovsky wrote:
> > On Tue, Aug 24, 2021 at 05:25:28PM +0300, Maor Gottlieb wrote:
> > > From: Maor Gottlieb <maorg@nvidia.com>
> > > 
> > > Changelog:
> > > v4:
> > >  * Unify sg_free_table_entries with __sg_free_table
> > > v3: https://lore.kernel.org/lkml/cover.1627551226.git.leonro@nvidia.com/
> > >  * Rewrote to new API suggestion
> > >  * Split for more patches
> > > v2: https://lore.kernel.org/lkml/cover.1626605893.git.leonro@nvidia.com
> > >  * Changed implementation of first patch, based on our discussion with
> > >  * Christoph.
> > >    https://lore.kernel.org/lkml/YNwaVTT0qmQdxaZz@infradead.org/
> > > v1: https://lore.kernel.org/lkml/cover.1624955710.git.leonro@nvidia.com/
> > >  * Fixed sg_page with a _dma_ API in the umem.c
> > > v0: https://lore.kernel.org/lkml/cover.1624361199.git.leonro@nvidia.com
> > > 
> > > Maor Gottlieb (3):
> > >   lib/scatterlist: Provide a dedicated function to support table append
> > >   lib/scatterlist: Fix wrong update of orig_nents
> > >   RDMA: Use the sg_table directly and remove the opencoded version from
> > >     umem
> > > 
> > >  drivers/gpu/drm/drm_prime.c                 |  13 +-
> > >  drivers/gpu/drm/i915/gem/i915_gem_userptr.c |  11 +-
> > >  drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c  |  14 +-
> > >  drivers/infiniband/core/umem.c              |  56 ++++---
> > >  drivers/infiniband/core/umem_dmabuf.c       |   5 +-
> > >  drivers/infiniband/hw/hns/hns_roce_db.c     |   4 +-
> > >  drivers/infiniband/hw/irdma/verbs.c         |   2 +-
> > >  drivers/infiniband/hw/mlx4/doorbell.c       |   3 +-
> > >  drivers/infiniband/hw/mlx4/mr.c             |   4 +-
> > >  drivers/infiniband/hw/mlx5/doorbell.c       |   3 +-
> > >  drivers/infiniband/hw/mlx5/mr.c             |   3 +-
> > >  drivers/infiniband/hw/qedr/verbs.c          |   2 +-
> > >  drivers/infiniband/sw/rdmavt/mr.c           |   2 +-
> > >  drivers/infiniband/sw/rxe/rxe_mr.c          |   2 +-
> > >  include/linux/scatterlist.h                 |  56 +++++--
> > >  include/rdma/ib_umem.h                      |  11 +-
> > >  include/rdma/ib_verbs.h                     |  28 ++++
> > >  lib/scatterlist.c                           | 155 ++++++++++++--------
> > >  lib/sg_pool.c                               |   3 +-
> > >  tools/testing/scatterlist/main.c            |  38 +++--
> > >  20 files changed, 258 insertions(+), 157 deletions(-)
> > 
> > Jason,
> > 
> > Did you add these patches to the -next? I can't find them.
> 
> They sat in linux-next for awhile outside the rdma-next tree
> 
> All synced up now

Thanks

> 
> Jason