From: Ralf Baechle <ralf@oss.sgi.com>
To: Jun Sun <jsun@mvista.com>
Cc: linux@cthulhu.engr.sgi.com, linux-mips@fnet.fr
Subject: Re: kmem_alloc: NULL ptr (name=unknown) - is it a serious problem?
Date: Mon, 24 Jul 2000 01:28:22 +0200 [thread overview]
Message-ID: <20000724012822.C2678@bacchus.dhis.org> (raw)
In-Reply-To: <3979096E.2E11AFA6@mvista.com>; from jsun@mvista.com on Fri, Jul 21, 2000 at 07:39:42PM -0700
On Fri, Jul 21, 2000 at 07:39:42PM -0700, Jun Sun wrote:
> I found a couple of these annoying messages at the beginning of kernel
> startup. It seems that some subsystems are requesting regions
> (request_region()) before kernel even initialize its memory.
>
> It appears to me this reservation is just for mutual exclusive access to
> some memory region. Since I have a static system (no PnP and hot swap
> etc), so I can safely ignore them.
>
> Does that make sense?
Not really. The kernel initializes all devices long after memory
managment, see init/main.c:start_kernel(). So the simple suggestion
would be to delay initialization.
Ralf
prev parent reply other threads:[~2000-07-23 23:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-07-22 2:39 kmem_alloc: NULL ptr (name=unknown) - is it a serious problem? Jun Sun
2000-07-23 23:28 ` Ralf Baechle [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20000724012822.C2678@bacchus.dhis.org \
--to=ralf@oss.sgi.com \
--cc=jsun@mvista.com \
--cc=linux-mips@fnet.fr \
--cc=linux@cthulhu.engr.sgi.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox