virtualization.lists.linux-foundation.org archive mirror
 help / color / mirror / Atom feed
From: Leon Romanovsky <leon@kernel.org>
To: Dragos Tatulea <dtatulea@nvidia.com>
Cc: Xuan Zhuo <xuanzhuo@linux.alibaba.com>,
	kvm@vger.kernel.org, "Michael S . Tsirkin" <mst@redhat.com>,
	linux-rdma@vger.kernel.org, netdev@vger.kernel.org,
	gal@nvidia.com, linux-kernel@vger.kernel.org,
	virtualization@lists.linux-foundation.org, eperezma@redhat.com,
	Saeed Mahameed <saeedm@nvidia.com>
Subject: Re: [PATCH vhost v2 00/16] vdpa: Add support for vq descriptor mappings
Date: Mon, 2 Oct 2023 13:16:12 +0300	[thread overview]
Message-ID: <20231002101612.GB7059@unreal> (raw)
In-Reply-To: <20230928164550.980832-2-dtatulea@nvidia.com>

On Thu, Sep 28, 2023 at 07:45:11PM +0300, Dragos Tatulea wrote:
> This patch series adds support for vq descriptor table mappings which
> are used to improve vdpa live migration downtime. The improvement comes
> from using smaller mappings which take less time to create and destroy
> in hw.
> 
> The first part adds the vdpa core changes from Si-Wei [0].
> 
> The second part adds support in mlx5_vdpa:
> - Refactor the mr code to be able to cleanly add descriptor mappings.
> - Add hardware descriptor mr support.
> - Properly update iotlb for cvq during ASID switch.
> 
> Changes in v2:
> 
> - The "vdpa/mlx5: Enable hw support for vq descriptor mapping" change
>   was split off into two patches to avoid merge conflicts into the tree
>   of Linus.
> 
>   The first patch contains only changes for mlx5_ifc.h. This must be
>   applied into the mlx5-next tree [1] first. Once this patch is applied
>   on mlx5-next, the change has to be pulled fom mlx5-next into the vhost
>   tree and only then the remaining patches can be applied.
> 
> [0] https://lore.kernel.org/virtualization/1694248959-13369-1-git-send-email-si-wei.liu@oracle.com
> [1] https://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux.git/log/?h=mlx5-next
> 
> Dragos Tatulea (13):
>   vdpa/mlx5: Expose descriptor group mkey hw capability

I prepared shared branch with this patch.
https://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux.git/log/?h=mlx5-vhost

Thanks
_______________________________________________
Virtualization mailing list
Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization

  parent reply	other threads:[~2023-10-02 10:16 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-28 16:45 [PATCH vhost v2 00/16] vdpa: Add support for vq descriptor mappings Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH mlx5-next 01/16] vdpa/mlx5: Expose descriptor group mkey hw capability Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 02/16] vdpa: introduce dedicated descriptor group for virtqueue Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 03/16] vhost-vdpa: introduce descriptor group backend feature Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 04/16] vhost-vdpa: uAPI to get dedicated descriptor group id Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 05/16] vdpa/mlx5: Create helper function for dma mappings Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 06/16] vdpa/mlx5: Decouple cvq iotlb handling from hw mapping code Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 07/16] vdpa/mlx5: Take cvq iotlb lock during refresh Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 08/16] vdpa/mlx5: Collapse "dvq" mr add/delete functions Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 09/16] vdpa/mlx5: Rename mr destroy functions Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 10/16] vdpa/mlx5: Allow creation/deletion of any given mr struct Dragos Tatulea via Virtualization
2023-10-03  8:11   ` Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 11/16] vdpa/mlx5: Move mr mutex out of " Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 12/16] vdpa/mlx5: Improve mr update flow Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 13/16] vdpa/mlx5: Introduce mr for vq descriptor Dragos Tatulea via Virtualization
     [not found]   ` <CAJaqyWfgzUYZdib2TtuJBB7qNBCoiqdHGii6w-M7m+bm8tXVhw@mail.gmail.com>
2023-10-05 12:09     ` Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 14/16] vdpa/mlx5: Enable hw support for vq descriptor mapping Dragos Tatulea via Virtualization
     [not found]   ` <CAJaqyWeRhJNZ8wbpEFARwBBNbE07n4xQdd-RvUoZooCeB4piPA@mail.gmail.com>
2023-10-05 12:16     ` Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 15/16] vdpa/mlx5: Make iotlb helper functions more generic Dragos Tatulea via Virtualization
     [not found]   ` <CAJaqyWe2btM+8Hbnq9ROyh-bhQA5vVwNk9xgSHb_gFme9dJViw@mail.gmail.com>
2023-10-05 12:16     ` Dragos Tatulea via Virtualization
2023-09-28 16:45 ` [PATCH vhost 16/16] vdpa/mlx5: Update cvq iotlb mapping on ASID change Dragos Tatulea via Virtualization
     [not found]   ` <CAJaqyWe9iYnh_DwZbU4986bSAZ0C1=Y9Th6-vv_ZRTTYwQqhYA@mail.gmail.com>
2023-10-05 13:12     ` Dragos Tatulea via Virtualization
2023-10-02 10:16 ` Leon Romanovsky [this message]
2023-10-02 10:16 ` (subset) [PATCH vhost v2 00/16] vdpa: Add support for vq descriptor mappings Leon Romanovsky
2023-10-05 17:31 ` Michael S. Tsirkin
2023-10-05 17:44   ` Dragos Tatulea via Virtualization
2023-10-05 19:18     ` Michael S. Tsirkin
  -- strict thread matches above, loose matches on Subject: below --
2023-09-28 16:33 Dragos Tatulea via Virtualization

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20231002101612.GB7059@unreal \
    --to=leon@kernel.org \
    --cc=dtatulea@nvidia.com \
    --cc=eperezma@redhat.com \
    --cc=gal@nvidia.com \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rdma@vger.kernel.org \
    --cc=mst@redhat.com \
    --cc=netdev@vger.kernel.org \
    --cc=saeedm@nvidia.com \
    --cc=virtualization@lists.linux-foundation.org \
    --cc=xuanzhuo@linux.alibaba.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).