From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Lars Brinkhoff <lars@nocrew.org>, <linuxppc-dev@lists.linuxppc.org>
Subject: Re: Linux 2.4 on 2001 G4
Date: Tue, 10 Apr 2001 10:54:07 +0200 [thread overview]
Message-ID: <20010410085407.26331@mailhost.mipsys.com> (raw)
In-Reply-To: <85puelrwck.fsf@junk.nocrew.org>
>It seems to hang in smp_core99_kick_cpu(), probably when the CPU takes
>the exception. I inserted some debug messages around the call to
>mdelay() like so:
>
> if (ppc_md.progress) ppc_md.progress("!", 0);
> mdelay(1);
> if (ppc_md.progress) ppc_md.progress("smp_core99_kick_cpu: after
mdelay", 0);
>
>When booting, "!" is printed, but the other message is not.
>
>Is there anything else I can do to diagnose the problem?
I beleive it hangs in the second CPU entry point in head.S. My new CPU
identification & setup mecanism was not tested on SMP yet, so I beleive
it still has bugs. I'll look into this today or later this week.
Ben.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
prev parent reply other threads:[~2001-04-10 8:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <857l0utbu5.fsf@junk.nocrew.org>
[not found] ` <20010409160621.12920@mailhost.mipsys.com>
2001-04-10 8:29 ` Linux 2.4 on 2001 G4 Lars Brinkhoff
2001-04-10 8:54 ` Benjamin Herrenschmidt [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=20010410085407.26331@mailhost.mipsys.com \
--to=benh@kernel.crashing.org \
--cc=lars@nocrew.org \
--cc=linuxppc-dev@lists.linuxppc.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.