linux-kernel - Re: [PATCH 4/4] PCI/sysfs: Allow userspace to query and set device reset mechanism

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Message-ID: <YF7KjnhFKSm56GOH@unreal>
Date:   Sat, 27 Mar 2021 09:02:54 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Alex Williamson <alex.williamson@...hat.com>
Cc:     "Enrico Weigelt, metux IT consult" <info@...ux.net>,
        Amey Narkhede <ameynarkhede03@...il.com>,
        raphael.norwitz@...anix.com, linux-pci@...r.kernel.org,
        bhelgaas@...gle.com, linux-kernel@...r.kernel.org,
        alay.shah@...anix.com, suresh.gumpula@...anix.com,
        shyam.rajendran@...anix.com, felipe@...anix.com
Subject: Re: [PATCH 4/4] PCI/sysfs: Allow userspace to query and set device
 reset mechanism

On Fri, Mar 26, 2021 at 08:20:07AM -0600, Alex Williamson wrote:
> On Fri, 26 Mar 2021 09:40:30 +0300
> Leon Romanovsky <leon@...nel.org> wrote:

<...>

> > 
> > It supports by writing: echo "bus,pm" > reset_methods.
> > Regarding comma, IMHO it is easiest pattern for the parsing.
> > 
> > Anyway, The in-kernel implementation is not important to me.
> 
> Too bad, it should have been apparent from the sample code that it was
> using a comma separated list with re-ordering support.  Thanks,

Excellent, both of us think that "bus,pm" is the easiest way to
implement policy decision.

Thanks

> 
> Alex
>