linux-kernel - Re: Linux 5.11-rc5

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Message-ID: <CAHk-=wg49zd_Z2V7+djV-sCVia0=Gv3GNWz6MYsa7vG16Ya5Sg@mail.gmail.com>
Date:   Thu, 4 Feb 2021 10:32:56 -0800
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Mike Rapoport <rppt@...ux.ibm.com>
Cc:     Chris Wilson <chris@...is-wilson.co.uk>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        stable <stable@...r.kernel.org>
Subject: Re: Linux 5.11-rc5

On Thu, Feb 4, 2021 at 10:19 AM Mike Rapoport <rppt@...ux.ibm.com> wrote:
>
> On Mon, Jan 25, 2021 at 12:49:39PM -0800, Linus Torvalds wrote:
> >
> > Mike: should we perhaps revert the first patch too (commit
> > bde9cfa3afe4: "x86/setup: don't remove E820_TYPE_RAM for pfn 0")?
>
> Unfortunately, I was too optimistic and didn't take into account that this
> commit changes the way /dev/mem sees the first page of memory.
>
> There were reports of slackware users about issues with lilo after upgrade
> from 5.10.11 to 5.10.12

Ok, applied to mainline.

Greg & stable people - this is now commit 5c279c4cf206 ("Revert
"x86/setup: don't remove E820_TYPE_RAM for pfn 0"") in my tree.
Although maybe you just want to revert the commit in stable, rather
than take it from upstream? Same difference.

                 Linus