From: Simon Horman <horms@kernel.org>
To: Saeed Mahameed <saeed@kernel.org>
Cc: "David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Eric Dumazet <edumazet@google.com>,
Saeed Mahameed <saeedm@nvidia.com>,
netdev@vger.kernel.org, Tariq Toukan <tariqt@nvidia.com>,
Gal Pressman <gal@nvidia.com>,
Leon Romanovsky <leonro@nvidia.com>, Jiri Pirko <jiri@nvidia.com>,
Vlad Dumitrescu <vdumitrescu@nvidia.com>,
Kamal Heib <kheib@redhat.com>
Subject: Re: [PATCH net-next V6 04/13] net/mlx5: Implement devlink total_vfs parameter
Date: Wed, 9 Jul 2025 09:37:56 +0100 [thread overview]
Message-ID: <20250709083756.GF452973@horms.kernel.org> (raw)
In-Reply-To: <20250709030456.1290841-5-saeed@kernel.org>
On Tue, Jul 08, 2025 at 08:04:46PM -0700, Saeed Mahameed wrote:
> From: Vlad Dumitrescu <vdumitrescu@nvidia.com>
>
> Some devices support both symmetric (same value for all PFs) and
> asymmetric, while others only support symmetric configuration. This
> implementation prefers asymmetric, since it is closer to the devlink
> model (per function settings), but falls back to symmetric when needed.
>
> Example usage:
> devlink dev param set pci/0000:01:00.0 name total_vfs value <u16> cmode permanent
> devlink dev reload pci/0000:01:00.0 action fw_activate
> echo 1 >/sys/bus/pci/devices/0000:01:00.0/remove
> echo 1 >/sys/bus/pci/rescan
> cat /sys/bus/pci/devices/0000:01:00.0/sriov_totalvfs
>
> Signed-off-by: Vlad Dumitrescu <vdumitrescu@nvidia.com>
> Reviewed-by: Jiri Pirko <jiri@nvidia.com>
> Tested-by: Kamal Heib <kheib@redhat.com>
> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2025-07-09 8:38 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-09 3:04 [PATCH net-next V6 00/13] devlink, mlx5: Add new parameters for link management and SRIOV/eSwitch configurations Saeed Mahameed
2025-07-09 3:04 ` [PATCH net-next V6 01/13] devlink: Add 'total_vfs' generic device param Saeed Mahameed
2025-07-09 8:36 ` Simon Horman
2025-07-10 2:53 ` Jakub Kicinski
2025-07-10 5:38 ` Saeed Mahameed
2025-09-02 21:24 ` Jacob Keller
2025-09-03 21:32 ` Saeed Mahameed
2025-07-09 3:04 ` [PATCH net-next V6 02/13] net/mlx5: Implement cqe_compress_type via devlink params Saeed Mahameed
2025-07-09 8:37 ` Simon Horman
2025-07-09 9:06 ` Subbaraya Sundeep
2025-07-10 5:51 ` Saeed Mahameed
2025-07-11 16:19 ` Subbaraya Sundeep
2025-07-10 2:53 ` Jakub Kicinski
2025-07-10 5:44 ` Saeed Mahameed
2025-07-10 22:16 ` Jakub Kicinski
2025-07-09 3:04 ` [PATCH net-next V6 03/13] net/mlx5: Implement devlink enable_sriov parameter Saeed Mahameed
2025-07-09 8:37 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 04/13] net/mlx5: Implement devlink total_vfs parameter Saeed Mahameed
2025-07-09 8:37 ` Simon Horman [this message]
2025-07-09 3:04 ` [PATCH net-next V6 05/13] devlink: pass struct devlink_port * as arg to devlink_nl_param_fill() Saeed Mahameed
2025-07-09 8:38 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 06/13] devlink: Implement port params registration Saeed Mahameed
2025-07-09 8:38 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 07/13] devlink: Implement get/dump netlink commands for port params Saeed Mahameed
2025-07-09 8:38 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 08/13] devlink: Implement set netlink command " Saeed Mahameed
2025-07-09 8:40 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 09/13] devlink: Add 'keep_link_up' generic devlink device param Saeed Mahameed
2025-07-09 8:40 ` Simon Horman
2025-07-10 2:58 ` Jakub Kicinski
2025-07-10 6:04 ` Saeed Mahameed
2025-07-10 12:45 ` Jiri Pirko
2025-07-10 22:24 ` Jakub Kicinski
2025-08-28 20:09 ` Saeed Mahameed
2025-08-28 22:38 ` Jakub Kicinski
2025-09-02 19:02 ` Saeed Mahameed
2025-09-02 21:57 ` Jacob Keller
2025-09-03 6:45 ` Saeed Mahameed
2025-09-03 19:59 ` Jacob Keller
2025-09-03 21:30 ` Saeed Mahameed
2025-07-09 3:04 ` [PATCH net-next V6 10/13] net/mlx5: Implement devlink keep_link_up port parameter Saeed Mahameed
2025-07-09 8:40 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 11/13] devlink: Throw extack messages on param value validation error Saeed Mahameed
2025-07-09 8:40 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 12/13] devlink: Implement devlink param multi attribute nested data values Saeed Mahameed
2025-07-09 8:41 ` Simon Horman
2025-07-09 3:04 ` [PATCH net-next V6 13/13] net/mlx5: Implement eSwitch hairpin per prio buffers devlink params Saeed Mahameed
2025-07-09 8:41 ` Simon Horman
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