Re: [PATCH v6 5/5] dmaengine: idxd: Add ABI documentation for shared wq

From: Vinod Koul
Date: Mon Oct 05 2020 - 00:43:10 EST


On 24-09-20, 11:00, Dave Jiang wrote:
> Add the sysfs attribute bits in ABI/stable for shared wq support.

OK I take back the documentation comment now....

>
> Signed-off-by: Jing Lin <jing.lin@xxxxxxxxx>
> Signed-off-by: Dave Jiang <dave.jiang@xxxxxxxxx>
> Reviewed-by: Tony Luck <tony.luck@xxxxxxxxx>
> Reviewed-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> ---
> Documentation/ABI/stable/sysfs-driver-dma-idxd | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/Documentation/ABI/stable/sysfs-driver-dma-idxd b/Documentation/ABI/stable/sysfs-driver-dma-idxd
> index b44183880935..42d3dc03ffea 100644
> --- a/Documentation/ABI/stable/sysfs-driver-dma-idxd
> +++ b/Documentation/ABI/stable/sysfs-driver-dma-idxd
> @@ -77,6 +77,13 @@ Contact: dmaengine@xxxxxxxxxxxxxxx
> Description: The operation capability bit mask specify the operation types
> supported by the this device.
>
> +What: /sys/bus/dsa/devices/dsa<m>/pasid_enabled
> +Date: Sep 17, 2020
> +KernelVersion: 5.10.0
> +Contact: dmaengine@xxxxxxxxxxxxxxx
> +Description: To indicate if PASID (process address space identifier) is
> + enabled or not for this device.
> +
> What: /sys/bus/dsa/devices/dsa<m>/state
> Date: Oct 25, 2019
> KernelVersion: 5.6.0
> @@ -122,6 +129,13 @@ KernelVersion: 5.10.0
> Contact: dmaengine@xxxxxxxxxxxxxxx
> Description: The last executed device administrative command's status/error.
>
> +What: /sys/bus/dsa/devices/wq<m>.<n>/block_on_fault
> +Date: Sept 17, 2020
> +KernelVersion: 5.10.0
> +Contact: dmaengine@xxxxxxxxxxxxxxx
> +Description: To indicate block on fault is allowed or not for the work queue
> + to support on demand paging.
> +
> What: /sys/bus/dsa/devices/wq<m>.<n>/group_id
> Date: Oct 25, 2019
> KernelVersion: 5.6.0
> --
> 2.21.3

--
~Vinod