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    SubjectRe: [PATCH v2 2/3] sysfs cpu probe/release files
    Nathan Fontenot writes:

    > In order to support kernel DLPAR of CPU resources we need to provide an
    > interface to add (probe) and remove (release) the resource from the system.
    > This patch Creates new generic probe and release sysfs files to facilitate
    > cpu probe/release. The probe/release interface provides for allowing each
    > arch to supply their own routines for implementing the backend of adding
    > and removing cpus to/from the system.
    > This also creates the powerpc specific stubs to handle the arch callouts
    > from writes to the sysfs files.
    > The creation and use of these files is regulated by the
    > CONFIG_ARCH_CPU_PROBE_RELEASE option so that only architectures that need the
    > capability will have the files created.
    > Signed-off-by: Nathan Fontenot <>

    Acked-by: Paul Mackerras <>

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      Last update: 2009-11-26 04:03    [W:0.029 / U:6.020 seconds]
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