From: "Stephen C. Tweedie" <sct@redhat.com>
To: cohutta <cohutta@MailAndNews.com>
Cc: "Stephen C. Tweedie" <sct@redhat.com>, linux-mm <linux-mm@kvack.org>
Subject: Re: temp. mem mappings
Date: Fri, 8 Jun 2001 19:07:17 +0100 [thread overview]
Message-ID: <20010608190717.T1757@redhat.com> (raw)
In-Reply-To: <3B2DF994@MailAndNews.com>; from cohutta@MailAndNews.com on Thu, Jun 07, 2001 at 09:38:06PM -0400
Hi,
On Thu, Jun 07, 2001 at 09:38:06PM -0400, cohutta wrote:
> >Right --- you can use alloc_pages but we haven't done the
> >initialisation of the kmalloc slabsl by this point.
>
> My testing indicates that i can't use __get_free_page(GFP_KERNEL)
> any time during setup_arch() [still x86]. It causes a BUG
> in slab.c (line 920) [linux 2.4.5].
After paging_init(), it should be OK --- as long as there is enough
memory that you don't end up calling the VM try_to_free_page routines.
Those will definitely choke this early in boot.
Cheers,
Stephen
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next prev parent reply other threads:[~2001-06-08 18:07 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-08 1:38 cohutta
2001-06-08 17:02 ` Joseph A. Knapka
2001-06-08 18:07 ` Stephen C. Tweedie [this message]
2001-06-08 21:22 ` Joseph A. Knapka
-- strict thread matches above, loose matches on Subject: below --
2001-06-11 16:32 cohutta
2001-06-25 6:52 ` Eric W. Biederman
2001-06-06 21:14 cohutta
2001-06-07 10:00 ` Stephen C. Tweedie
2001-06-05 20:42 cohutta
2001-06-05 20:59 ` Timur Tabi
2001-06-05 22:27 ` Joseph A. Knapka
2001-06-06 8:23 ` Stephen C. Tweedie
2001-06-05 17:54 cohutta
2001-06-05 18:25 ` Timur Tabi
2001-06-05 18:41 ` Stephen C. Tweedie
2001-06-05 18:51 ` Timur Tabi
2001-06-05 18:59 ` Stephen C. Tweedie
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