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    SubjectRe: [tip:x86/debug] x86/kdump: No need to disable ioapic/ lapic in crash path
    On Mon, Feb 13, 2012 at 08:52:19AM -0800, Yinghai Lu wrote:
    > On Mon, Feb 13, 2012 at 7:28 AM, Don Zickus <dzickus@redhat.com> wrote:
    > > On Sat, Feb 11, 2012 at 05:04:15PM -0800, Yinghai Lu wrote:
    > >> >
    > >> > v2: removed the disable lapic code too
    > >>
    > >> with this commit, kdump is not working anymore on my setups with
    > >> Nehalem, Westmere, sandbridge.
    > >> these setup all have VT-d enabled.
    > >
    > > Hi Yinghai,
    > >
    > > Thanks for the report.  Can you attach the .config you were using and what
    > > vendor you were using for Nehalem, Westmere and Sandybridge.  I'll try to
    > > reproduce it in my lab.
    >
    > Sure, please check attached one

    For some reason using gzip instead of xz makes things work for me with
    your config.

    CONFIG_KERNEL_GZIP=y
    CONFIG_KERNEL_XZ=n

    Do you see the same thing?

    Cheers,
    Don
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