From: Robert Millan <rmh@aybabtu.com>
To: The development of GRUB 2 <grub-devel@gnu.org>
Cc: Sven Luther <sven@powerlinux.fr>
Subject: Re: [PATCH] efika memory issues
Date: Tue, 31 Jul 2007 16:38:24 +0200 [thread overview]
Message-ID: <20070731143823.GA16557@aragorn> (raw)
In-Reply-To: <fb412d760707301535x501fe4c2qf2487dffc7c9c25d@mail.gmail.com>
On Mon, Jul 30, 2007 at 05:35:28PM -0500, Hollis Blanchard wrote:
> > When GRUB_IEEE1275_FLAG_EFIKA_SECRET_AVAILABLE_REGION was set,
> > release hardcoded 0x4000:0xffc000 region.
>
> Hmm, does this actually work? Since GRUB itself falls within that
> regions, the grub_ieee1275_release() call will mark all the memory
> that the GRUB kernel and modules occupy as free, which means they will
> be clobbered by heap usage.
Didn't think of this.. (by chance it worked here, though). How about using
max(_end,0x4000) instead of 0x4000 ?
(and adjusting region length not to overflow 0x1000000)
--
Robert Millan
My spam trap is honeypot@aybabtu.com. Note: this address is only intended
for spam harvesters. Writing to it will get you added to my black list.
next prev parent reply other threads:[~2007-07-31 14:35 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-02 18:16 another regression on Efika Robert Millan
2007-07-02 21:14 ` Robert Millan
2007-07-04 16:18 ` Hollis Blanchard
2007-07-10 10:04 ` Jordi Mallach
2007-07-10 14:08 ` memory management issue (Re: another regression on Efika) Robert Millan
2007-07-10 20:32 ` Hollis Blanchard
2007-07-13 22:08 ` Robert Millan
2007-07-24 19:59 ` Robert Millan
2007-07-25 17:51 ` Hollis Blanchard
2007-07-25 20:08 ` Robert Millan
2007-07-25 23:25 ` Hollis Blanchard
2007-07-27 8:05 ` Robert Millan
[not found] ` <20070727103310.GA1539@powerlinux.fr>
2007-07-27 19:15 ` Robert Millan
2007-07-29 19:30 ` Robert Millan
2007-07-30 20:11 ` [PATCH] efika memory issues Robert Millan
2007-07-30 22:35 ` Hollis Blanchard
2007-07-31 14:38 ` Robert Millan [this message]
2007-07-31 15:55 ` Hollis Blanchard
2007-07-31 19:42 ` Robert Millan
2007-08-01 17:34 ` Hollis Blanchard
2007-08-01 18:27 ` Robert Millan
2007-09-30 20:10 ` [PATCH] fix memory management on efika/pegasos Robert Millan
2007-10-01 18:18 ` Marcin Kurek
2007-10-01 22:25 ` Marcin Kurek
2007-10-02 19:42 ` Robert Millan
2007-10-03 23:38 ` Marcin Kurek
2007-10-04 20:47 ` Robert Millan
2007-07-10 14:10 ` OF disk naming scheme (Re: another regression on Efika) Robert Millan
2007-07-10 19:26 ` Jordi Mallach
2007-07-13 22:16 ` Robert Millan
2007-07-22 9:33 ` Robert Millan
2007-07-22 14:37 ` Marco Gerards
2007-07-22 20:25 ` Robert Millan
2007-08-12 14:56 ` proposed solution using "ofpathname -a" (Re: OF disk naming scheme) Robert Millan
2007-08-05 10:03 ` updated regression diff (Re: another regression on Efika) Robert Millan
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