linux-kernel - Re: [PATCH v2 13/14] Documentation/ABI: Update IFS ABI doc

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Date:   Wed, 9 Nov 2022 15:55:04 -0800
From:   Sohil Mehta <sohil.mehta@...el.com>
To:     Jithu Joseph <jithu.joseph@...el.com>, <hdegoede@...hat.com>,
        <markgross@...nel.org>
CC:     <tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
        <dave.hansen@...ux.intel.com>, <x86@...nel.org>, <hpa@...or.com>,
        <gregkh@...uxfoundation.org>, <ashok.raj@...el.com>,
        <tony.luck@...el.com>, <linux-kernel@...r.kernel.org>,
        <platform-driver-x86@...r.kernel.org>, <patches@...ts.linux.dev>,
        <ravi.v.shankar@...el.com>, <thiago.macieira@...el.com>,
        <athenas.jimenez.gonzalez@...el.com>
Subject: Re: [PATCH v2 13/14] Documentation/ABI: Update IFS ABI doc

On 11/7/2022 2:53 PM, Jithu Joseph wrote:
> Remove reload documentation and add current_batch documentation.
> Update the kernel version and date for all the entries.
> 
> Reviewed-by: Tony Luck <tony.luck@...el.com>
> Signed-off-by: Jithu Joseph <jithu.joseph@...el.com>

Reviewed-by: Sohil Mehta <sohil.mehta@...el.com>

A clarification below.

>   
> -What:		/sys/devices/virtual/misc/intel_ifs_<N>/reload
> -Date:		April 21 2022
> -KernelVersion:	5.19
> +What:		/sys/devices/virtual/misc/intel_ifs_<N>/current_batch
> +Date:		Sept 30 2022
> +KernelVersion:	6.2
>   Contact:	"Jithu Joseph" <jithu.joseph@...el.com>
> -Description:	Write "1" (or "y" or "Y") to reload the IFS image from
> -		/lib/firmware/intel/ifs/ff-mm-ss.scan.
> +Description:	Write a number less than or equal to 0xff to load an IFS test image.

Can the number start from 0 or is it expected to start from 1? It might 
be useful to mention that if there is a constraint.

> +		The number written treated as the 2 digit suffix in the following file name:
> +		/lib/firmware/intel/ifs_<N>/ff-mm-ss-02x.scan
> +		Reading the file will provide the suffix of the currently loaded IFS test image.

Sohil