On Thu, 2005-02-03 at 10:42, Itsuro Oda wrote: > Hi, > > I found the following in an old mail: > > >From vgoyal at in.ibm.com Thu Jan 6 07:20:43 2005 > ... > >2. Kdump can possibly fail on SMP machines if crash occurs on non-boot > >cpu. Hari is finalizing the stop gap patch to handle this problem. > > Is this finished ? (It seems it is not in 2.6.11-rc2-mm1.)
Not yet. For the time being focus got shifted to other kdump issues. I am not even sure if this is a problem. See below a clip from discussions on fastboot. > Hi Eric, > > > > I had a quick look at kexec3. Had some queries. > > > > 1. Code for relocating to boot cpu or enabling boot from non-boot cpu is > > required. > > Actually I just looked and it appears this snippet from smp_boot_cpus > already handles that case. > > boot_cpu_physical_apicid = GET_APIC_ID(apic_read(APIC_ID)); > boot_cpu_logical_apicid = logical_smp_processor_id(); > x86_cpu_to_apicid[0] = boot_cpu_physical_apicid; > > While looking I certainly did not see anything still in the > kernel that would complain if we get this wrong. > > Although I am not really comfortable with a capture kernel using > multiprocessors. > > Eric Do you see a problem in the code flow somewhere? Vivek - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/