On Tue 2020-11-10 21:27:46, Matteo Croce wrote: > From: Matteo Croce <[email protected]> > > The kernel cmdline reboot= option offers some sort of control > on how the reboot is issued. > Add handles in sysfs to allow setting these reboot options, so they > can be changed when the system is booted, other than at boot time.
We already have a reboot syscall, do we need sysfs interface, too? > +What: /sys/kernel/reboot/mode > +Date: November 2020 > +KernelVersion: 5.11 > +Contact: Matteo Croce <[email protected]> > +Description: Reboot mode. Valid values are: cold warm hard soft gpio > +What: /sys/kernel/reboot/type > +Date: November 2020 > +KernelVersion: 5.11 > +Contact: Matteo Croce <[email protected]> > +Description: Reboot type. Valid values are: bios acpi kbd triple efi pci what is difference between mode and type? What is difference between cold and hard for example? WTF is gpio? > +What: /sys/kernel/reboot/cpu > +Date: November 2020 > +KernelVersion: 5.11 > +Contact: Matteo Croce <[email protected]> > +Description: CPU number to use to reboot. Why should user care about this? -- http://www.livejournal.com/~pavelmachek
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