From: Paul Mackerras <paulus@samba.org>
To: Olaf Hering <olh@suse.de>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: alignment exceptionhandler sleeps in invalid context
Date: Tue, 25 Apr 2006 09:12:09 +1000 [thread overview]
Message-ID: <17485.23369.946413.882252@cargo.ozlabs.ibm.com> (raw)
In-Reply-To: <20060424173246.GA22318@suse.de>
Olaf Hering writes:
> I'm not sure where the bug is. Does it mean the network stack does
> something nasty, or is the exception handler itself broken? (probably the latter)
> This is 2.6.16.9 on a p270.
The alignment handler does a get_user to read the instruction. I
suppose it will have to read the instruction directly if the exception
occurred in kernel mode.
Paul.
next prev parent reply other threads:[~2006-04-24 23:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-24 17:32 alignment exceptionhandler sleeps in invalid context Olaf Hering
2006-04-24 23:12 ` Paul Mackerras [this message]
2006-04-28 11:02 ` Paul Mackerras
2006-04-28 11:19 ` Olaf Hering
2006-04-28 14:22 ` Kumar Gala
2006-04-28 23:41 ` Paul Mackerras
2006-04-29 2:34 ` Michael Ellerman
2006-05-02 4:00 ` Paul Mackerras
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