linux-kernel - Re: [PATCH 4/8] x86 boot: allow overlapping ebda and efi memmap memory ranges

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20080616033134.e18f9a6e.pj@sgi.com>
Date:	Mon, 16 Jun 2008 03:31:34 -0500
From:	Paul Jackson <pj@....com>
To:	"Yinghai Lu" <yhlu.kernel@...il.com>
Cc:	mingo@...e.hu, tglx@...utronix.de, steiner@....com, travis@....com,
	hpa@...or.com, linux-kernel@...r.kernel.org, ying.huang@...el.com,
	andi@...stfloor.org, akpm@...ux-foundation.org
Subject: Re: [PATCH 4/8] x86 boot: allow overlapping ebda and efi memmap
 memory ranges

Yinghai wrote:
> EFI memmap and ebda is partial overlapping?
> 
> you may expand range_in_ebda_area(), and let it handle overlapping...

Ok - now I understand your comment.

I hesitated at first to handle the overlapping case because it was
not clear to me how to handle it (and I didn't happen to need it ;).

I suppose that what I should do is reserve any additional range in the
memmap not already in the ebda reservation.

ugh ;).

-- 
                  I won't rest till it's the best ...
                  Programmer, Linux Scalability
                  Paul Jackson <pj@....com> 1.940.382.4214
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/