From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt To: Troy Benjegerdes Cc: , Tom Rini Subject: Re: current linuxppc_2_4_devel SMP strangeness.. (processes dieing) Date: Tue, 30 Oct 2001 20:28:30 +0100 Message-Id: <20011030192830.7817@smtp.wanadoo.fr> In-Reply-To: <20011030121221.E13806@altus.drgw.net> References: <20011030121221.E13806@altus.drgw.net> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: > > >Then, when I tried to log in over serial console, the login process >appeared to die after I entered 'root'. If I kept trying, I would >occasional actually get a password prompt. > > >I think there's something going wrong either in the cache flush avoidance >stuff, or in the generic smp VM. > >(I'm going to finally update linuxppc_2_4 for MTX SMP later today, so I'll >can hopefully find out if it's a generic VM problem or not) It's pre5 ? I think Tom's fix is wrong. It should probably be copy_user_page or copy_cow_page (I use the last one). Without that, the cache avoidance will probably win a direct ticket to hell ;) Ben. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/