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    SubjectRe: [PATCH v4 6/8] x86: Add hardware prefetch control support for x86
    On Wed, May 18, 2022 at 03:30:30PM +0900, Kohei Tarumizu wrote:
    > Adds module init/exit code to create sysfs attributes for x86 with
    > "hardware_prefetcher_enable", "ip_prefetcher_enable" and
    > "adjacent_cache_line_prefetcher_enable".
    >
    > This driver works only if a CPU model is mapped to type of register
    > specification(e.g. TYPE_L12_BASE) in pfctl_match[].

    How will the driver be automatically loaded if this is the case or not?
    You can not rely on userspace knowing to load a driver on its own,
    please tie into the proper device discovery.

    thanks,

    greg k-h

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