linux-kernel - Re: [PATCH] xen-blkback: add a parameter for disabling of persistent grants

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Message-ID: <20200924155946.GB6370@char.us.oracle.com>
Date:   Thu, 24 Sep 2020 11:59:46 -0400
From:   Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:     Roger Pau Monné <roger.pau@...rix.com>
Cc:     SeongJae Park <sjpark@...zon.com>,
        SeongJae Park <sjpark@...zon.de>, axboe@...nel.dk,
        aliguori@...zon.com, amit@...nel.org, mheyne@...zon.de,
        linux-block@...r.kernel.org, xen-devel@...ts.xenproject.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] xen-blkback: add a parameter for disabling of persistent
 grants

.snip..
> > For the reason, I'd like to suggest to keep this as is for now and expand it
> > with the 'exceptions list' idea or something better, if a real use case comes
> > out later.
> 
> I agree. I'm happy to take patches to implement more fine grained
> control, but that shouldn't prevent us from having a global policy if
> that's useful to users.

<nods>