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    SubjectRe: Temporarily disabling CONFIG_USB_SUSPEND
    On 09/28/2007 03:42 PM, Chris Frey wrote:
    > Hi,
    >
    > Is there a global means to disable the CONFIG_USB_SUSPEND feature, perhaps
    > through /proc or /sysfs?
    >
    > I know this can be done, in a semi-reliable manner, on a per-device
    > basis by writing 0 or 2 to the /sys/.../device/power/state file, but
    > I'm looking for something that will have the same effect as disabling
    > CONFIG_USB_SUSPEND, but without recompiling the kernel.
    >

    Kernel boot option usbcore.autosuspend=-1 if usbcore is built-in.

    # modprobe usbcore autosuspend=-1

    (0 now means suspend immediately)
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