Messages in this thread Patch in this message | | | Date | Tue, 28 Feb 2006 22:31:30 -0800 (PST) | From | Zwane Mwaikambo <> | Subject | Re: i386 cpu hotplug bug - instant reboot when onlining secondary |
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On Tue, 28 Feb 2006, Nathan Lynch wrote:
> > [17179687.244000] CPU 1 is now offline > [17179693.164000] Booting processor 1/1 eip 3000 > [17179693.216000] CPU 1 irqstacks, hard=7837f000 soft=78377000 > [17179693.284000] Setting warm reset code and vector. > [17179693.340000] 1. > [17179693.364000] 2. > [17179693.388000] 3. > [17179693.408000] Asserting INIT. > [17179693.448000] Waiting for send to finish... > [17179693.496000] +<7>Deasserting INIT. > [17179693.552000] Waiting for send to finish... > [17179693.600000] +<7>#startup loops: 2. > [17179693.644000] Sending STARTUP #1. > [17179693.688000] After apic_write. > [17179693.724000] Doing apic_write_around for target chip... > [17179693.788000] Doing apic_write_around to kick the second...
Ok, could you apply only the following patch?
Index: linux-2.6.16-rc2-mm1/arch/i386/kernel/smpboot.c =================================================================== RCS file: /home/cvsroot/linux-2.6.16-rc2-mm1/arch/i386/kernel/smpboot.c,v retrieving revision 1.1.1.1 diff -u -p -B -r1.1.1.1 smpboot.c --- linux-2.6.16-rc2-mm1/arch/i386/kernel/smpboot.c 11 Feb 2006 16:55:14 -0000 1.1.1.1 +++ linux-2.6.16-rc2-mm1/arch/i386/kernel/smpboot.c 1 Mar 2006 06:30:06 -0000 @@ -535,9 +535,14 @@ static void __devinit start_secondary(vo * booting is too fragile that we want to limit the * things done here to the most necessary things. */ + Dprintk("S1\n"); cpu_init(); + Dprintk("S2\n"); preempt_disable(); + Dprintk("S3\n"); smp_callin(); + Dprintk("S4\n"); + while (!cpu_isset(smp_processor_id(), smp_commenced_mask)) rep_nop(); setup_secondary_APIC_clock(); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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