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    SubjectRe: 2.6.31-rc5 regression: x86 MCE malfunction on Thinkpad T42p
    On Mon, Aug 10, 2009 at 12:31:47PM +0200, Andi Kleen wrote:
    > Johannes Stezenbach <js@sig21.net> writes:
    >
    > > Call Trace:
    > > [<c10248c1>] warn_slowpath_common+0x60/0x90
    > > [<c10248fe>] warn_slowpath_null+0xd/0x10
    > > [<c1013139>] native_apic_write_dummy+0x2d/0x39
    > > [<c100dcd2>] intel_init_thermal+0xb6/0x144
    > > [<c100d517>] ? mce_init+0x33/0xb0
    > > [<c100db4b>] mce_intel_feature_init+0xb/0x4c
    > > [<c14fc31e>] mcheck_init+0x1e2/0x253
    > > [<c14faef4>] identify_cpu+0x30b/0x31b
    > > [<c14d9af0>] identify_boot_cpu+0xd/0x23
    > > [<c14d9b3c>] check_bugs+0xb/0xd4
    > > [<c104f929>] ? delayacct_init+0x42/0x49
    > > [<c14d493c>] start_kernel+0x25e/0x26d
    > > [<c14d430b>] i386_start_kernel+0x65/0x6a
    > > ---[ end trace 4eaa2a86a8e2da22 ]---
    >
    >
    > The appended patch should remove the warning. Can you please test it?

    It works (no more warning), but I feel I'm better off using "lapic"
    because it enables thermal monitoring and performance counters.


    Thanks,
    Johannes


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