On 11 September 2015 at 14:17, Mark Brown <broonie@xxxxxxxxxx> wrote: > On Mon, Sep 07, 2015 at 02:23:45PM +0200, Tomeu Vizoso wrote: >> Add a field to struct device that instructs the device-driver core to >> defer the probe of this device until the late_initcall level. >> >> By letting all built-in drivers to register before starting to probe, we >> can avoid any deferred probes by probing dependencies on demand. > > Is this not going to resut in massive churn as we go through and set > this flag for a massive proportion of drivers? Could we mitigate this > by having a first pass at setting this per subsystem or something so > that we get a good proportion of drivers with changes in core code? I think this flag should be only set during the initial registration of devices (eg. acpi_device_add, of_device_add, etc), as by delaying the probe of those we are automatically delaying the probe of the rest. Regards, Tomeu -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
