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

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Message-ID: <20201005044304.GG2968@vkoul-mobl>
Date:   Mon, 5 Oct 2020 10:13:04 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Dave Jiang <dave.jiang@...el.com>
Cc:     tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
        dan.j.williams@...el.com, tony.luck@...el.com, jing.lin@...el.com,
        ashok.raj@...el.com, sanjay.k.kumar@...el.com,
        fenghua.yu@...el.com, kevin.tian@...el.com,
        David.Laight@...lab.com, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 5/5] dmaengine: idxd: Add ABI documentation for shared
 wq

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@...el.com>
> Signed-off-by: Dave Jiang <dave.jiang@...el.com>
> Reviewed-by: Tony Luck <tony.luck@...el.com>
> Reviewed-by: Dan Williams <dan.j.williams@...el.com>
> ---
>  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@...r.kernel.org
>  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@...r.kernel.org
> +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@...r.kernel.org
>  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@...r.kernel.org
> +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