Date: Fri, 20 Mar 2009 18:27:26 +0100 From: Luigi Rizzo <rizzo@iet.unipi.it> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-current@freebsd.org, kib@freebsd.org, current@freebsd.org, Andrew Thompson <thompsa@freebsd.org> Subject: Re: Recent versions of pxeboot hang/panic on AMD platform. Message-ID: <20090320172726.GA95160@onelab2.iet.unipi.it> In-Reply-To: <200903191104.48803.jhb@freebsd.org> References: <20081121231400.GA94863@onelab2.iet.unipi.it> <20081121232325.GA15258@citylink.fud.org.nz> <20081121234104.GA95875@onelab2.iet.unipi.it> <200903191104.48803.jhb@freebsd.org>
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On Thu, Mar 19, 2009 at 11:04:48AM -0400, John Baldwin wrote: > On Friday 21 November 2008 6:41:04 pm Luigi Rizzo wrote: ... > > Assuming that the interrupt thing is a possible cause for the bug, > > I can understand that the kernel size can affect the probability of > > getting an interrupt at the wrong time. > > > > There was one bug due to memory overflow that i fixed in a recent > > commit to head (see boot/common/interp.c), > > but this only helped on a different amd64 motherboard. > > Is this now resolved with the latest pxeboot from HEAD? I can confirm that with today's code (20090320) both HEAD and RELENG_7 produce a pxeboot that works reliably on the dual-core AMD CPU and motherboard where previous loaders failed. thanks! luigi
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