From: msalter@redhat.com (Mark Salter)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] efi/arm64: efistub: don't abort if base of DRAM is occupied
Date: Tue, 15 Jul 2014 09:11:00 -0400 [thread overview]
Message-ID: <1405429860.25580.25.camel@deneb.redhat.com> (raw)
In-Reply-To: <20140715100221.GU4179@bivouac.eciton.net>
On Tue, 2014-07-15 at 11:02 +0100, Leif Lindholm wrote:
> > @@ -273,6 +282,10 @@ static void __init free_boot_services(void)
> > continue;
> > }
> >
> > + /* Don't free anything below kernel */
> > + if (md->phys_addr < PHYS_OFFSET)
> > + continue;
> > +
>
> Is the spin table area really allocated as BOOT_SERVICES_*?
>
No. It is EFI_RESERVED_TYPE. But if UEFI is allowed below the kernel,
then there could be BS code/data memory which we'd want to ignore.
next prev parent reply other threads:[~2014-07-15 13:11 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-14 15:25 [PATCH] efi/arm64: efistub: don't abort if base of DRAM is occupied Ard Biesheuvel
2014-07-14 15:27 ` Ard Biesheuvel
2014-07-14 18:40 ` Mark Salter
2014-07-15 10:02 ` Leif Lindholm
2014-07-15 11:05 ` Mark Rutland
2014-07-15 13:11 ` Mark Salter [this message]
2014-07-15 13:54 ` Leif Lindholm
2014-07-15 14:23 ` Mark Salter
2014-07-15 14:31 ` Mark Rutland
2014-07-15 14:49 ` Leif Lindholm
2014-07-15 15:04 ` Mark Salter
2014-07-15 15:28 ` Leif Lindholm
2014-07-16 13:13 ` Mark Salter
2014-07-22 17:08 ` Leif Lindholm
2014-07-22 19:28 ` Mark Salter
2014-07-22 21:28 ` Leif Lindholm
2014-07-15 11:00 ` Mark Rutland
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