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    SubjectRe: suspend hangs at platform phase [was: mmotm 2010-12-23-16-58 uploaded]
    On 01/06/2011 12:28 AM, Rafael J. Wysocki wrote:
    > Two more questions:
    > (1) Does the failing machine power off correctly with the kernel that fails to
    > suspend?

    Poweroff is OK.

    > (2) Is the failing suspend behavior reproducible if you run
    > "echo disk > /sys/power/state" instead of "pm-suspend" in the platform test?

    Thanks for the hint no_console_suspend with hibernate shows somwthing
    (opposing to suspend). I've sent a patch for the oops which occured due
    to ioremap change. The ioremap change still needs to be reverted, obviously.

    The oops in question:
    http://www.fi.muni.cz/~xslaby/sklad/panics/suspend-oops.png

    /proc/mtrr:
    reg00: base=0x0b0000000 ( 2816MB), size= 256MB, count=1: uncachable
    reg01: base=0x0c0000000 ( 3072MB), size= 1024MB, count=1: uncachable
    reg02: base=0x000000000 ( 0MB), size= 4096MB, count=1: write-back
    reg03: base=0x100000000 ( 4096MB), size= 2048MB, count=1: write-back
    reg04: base=0x180000000 ( 6144MB), size= 1024MB, count=1: write-back
    reg05: base=0x1c0000000 ( 7168MB), size= 128MB, count=1: write-back
    reg06: base=0x1c8000000 ( 7296MB), size= 64MB, count=1: write-back
    reg07: base=0x0af600000 ( 2806MB), size= 2MB, count=1: uncachable

    /debug/x86/pat_memtype_list:
    PAT memtype list:
    uncached-minus @ 0xaf5b0000-0xaf5b7000
    uncached-minus @ 0xaf5be000-0xaf5c1000
    uncached-minus @ 0xaf5be000-0xaf5c1000
    uncached-minus @ 0xaf5be000-0xaf5bf000
    uncached-minus @ 0xb0200000-0xb0201000
    write-combining @ 0xd0000000-0xe0000000
    write-combining @ 0xd0001000-0xd0021000
    write-combining @ 0xd0030000-0xd0530000
    uncached-minus @ 0xe0000000-0xf0000000
    uncached-minus @ 0xfe6ff000-0xfe700000
    uncached-minus @ 0xfe7e0000-0xfe800000
    uncached-minus @ 0xfea00000-0xfea80000
    uncached-minus @ 0xfeb40000-0xfeb60000
    uncached-minus @ 0xfeb78000-0xfeb7c000
    uncached-minus @ 0xfeb7c000-0xfeb7d000
    uncached-minus @ 0xfeb7d000-0xfeb7e000
    uncached-minus @ 0xfeb7f000-0xfeb80000
    uncached-minus @ 0xfeb7f000-0xfeb80000
    uncached-minus @ 0xfeb80000-0xfec00000
    uncached-minus @ 0xfeb80000-0xfec00000
    uncached-minus @ 0xfed00000-0xfed01000
    uncached-minus @ 0xfed1f000-0xfed20000
    uncached-minus @ 0xffff0000-0xffff1000

    regards,
    --
    js


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