Re: [PATCH v3 09/11] platform/x86/intel/ifs: Add IFS sysfs interface

[Luck, Tony]

On Tue, Apr 19, 2022 at 07:20:54PM +0200, Greg KH wrote:
> > +/*
> > + * Note there is no need for a ->remove() call back. There isn't an
> > + * "unload" operation to remove the scan binary from the BIOS reserved
> > + * area. Also ".dev_groups" removal order will guarantee that any in
> > + * flight tests have completed.
> > + */
> 
> So you are ok with the warning the kernel gives you when you unload the
> driver?  That feels wrong :(

What warning?

# dmesg | tail -5
[   38.084165] virbr0: port 1(virbr0-nic) entered listening state
[   38.149621] virbr0: port 1(virbr0-nic) entered disabled state
[   38.582054] broken atomic modeset userspace detected, disabling atomic
[   43.703321] igc 0000:01:00.0 enp1s0: NIC Link is Up 2500 Mbps Full Duplex, Flow Control: RX
[   43.703470] IPv6: ADDRCONF(NETDEV_CHANGE): enp1s0: link becomes ready
# modprobe intel_ifs
# ls /sys/devices/platform/intel_ifs.0/
details  driver_override  modalias  reload    status     uevent
driver   image_version    power     run_test  subsystem
# rmmod intel_ifs
# dmesg | tail -5
[   38.084165] virbr0: port 1(virbr0-nic) entered listening state
[   38.149621] virbr0: port 1(virbr0-nic) entered disabled state
[   38.582054] broken atomic modeset userspace detected, disabling atomic
[   43.703321] igc 0000:01:00.0 enp1s0: NIC Link is Up 2500 Mbps Full Duplex, Flow Control: RX
[   43.703470] IPv6: ADDRCONF(NETDEV_CHANGE): enp1s0: link becomes ready
#

-Tony