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    SubjectRe: [PATCH 00/12] perf lock: New subcommand "perf lock", for analyzing lock statistics
    On Mon, Jan 25, 2010 at 11:15:33PM +0900, Hitoshi Mitake wrote:
    > But, perf depends on debugfs.
    > I don't know about production box well,
    > does your production box turns on debugfs?
    > It seems that debugfs is not a thing for production box...

    Not true, it is enabled in many "enterprise" distros these days.

    thanks,

    greg k-h


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