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Message-ID: <20200617123243.GA915@1wt.eu>
Date: Wed, 17 Jun 2020 14:32:43 +0200
From: Willy Tarreau <w@....eu>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Minchan Kim <minchan@...nel.org>, Nitin Gupta <ngupta@...are.org>,
linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
Wade Mealing <wmealing@...hat.com>,
Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH] Revert "zram: convert remaining CLASS_ATTR() to
CLASS_ATTR_RO()"
On Wed, Jun 17, 2020 at 02:31:00PM +0200, Willy Tarreau wrote:
> Hi Greg,
>
> On Wed, Jun 17, 2020 at 12:34:12PM +0200, Greg Kroah-Hartman wrote:
> > From: Wade Mealing <wmealing@...hat.com>
> >
> > Turns out that the permissions for 0400 really are what we want here,
> > otherwise any user can write to this file.
> ^^^^^^^^
> s/write to/read from/
>
> As Wade reported, it's sufficient to read from it to create a zram entry.
Bah I just saw your v2 now, sorry for the noise.
Willy
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