On Mon, Jan 13, 2025 at 05:25:37PM +0100, Ahmad Fatoum wrote: > The hw_protection_reboot and hw_protection_shutdown functions mix > mechanism with policy: They let the driver requesting an emergency > action for hardware protection also decide how to deal with it. > > This is inadequate in the general case as a driver reporting e.g. an > imminent power failure can't know whether a shutdown or a reboot would > be more appropriate for a given hardware platform. > > With the addition of the hw_protection parameter, it's now possible to > configure at runtime the default emergency action and drivers are > expected to use hw_protection_trigger to have this parameter dictate > policy. > > As no current users of either hw_protection_shutdown or > hw_protection_shutdown helpers remain, remove them, as not to tempt > driver authors to call them. > > Existing users now either defer to hw_protection_trigger or call > __hw_protection_trigger with a suitable argument directly when > they have inside knowledge on whether a reboot or shutdown would > be more appropriate. > > Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> Reviewed-by: Tzung-Bi Shih <tzungbi@xxxxxxxxxx>
