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    SubjectRe: CONFIG_MK6 = lsof hangs unkillable
    On Fri, Jan 20, 2006 at 04:44:07AM -0800, Andrew Morton wrote:
    > Tony Mantler <nicoya@ubb.ca> wrote:
    > >
    > > I'm having trouble running lsof on 2.6.15.1 when the kernel is
    > > compiled with CONFIG_MK6. When run as root, lsof will segfault, and
    > > when run as a user lsof will hang unkillable.
    > >
    > > The same kernel, same machine, but compiled with CONFIG_MK7 runs just
    > > lsof just fine.
    >
    > That's creepy. CONFIG_MK6 hardly does anything. The main thing it does is
    > feed `-march=k6' into the compiler. MK7 uses `-march=athlon'.
    >...

    CONFIG_MK7 results in a bigger L1_CACHE_SHIFT than CONFIG_MK6.

    AFAIR it wouldn't be the first time that changing L1_CACHE_SHIFT would
    hide a real bug visible with a different L1_CACHE_SHIFT.

    cu
    Adrian

    --

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    "Only a promise," Lao Er said.
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