stack_overflow_answers_2016_11_17.txt

(With the regular Ubuntu kernel 4.4.0-47)
mihir@mihir-ThinkPad-T550:~$ sudo modprobe iwlwifi
mihir@mihir-ThinkPad-T550:~$ dmesg | grep iwl
[   12.223380] iwlwifi 0000:03:00.0: Direct firmware load for iwlwifi-7265D-19.ucode failed with error -2
[   12.223399] iwlwifi 0000:03:00.0: Direct firmware load for iwlwifi-7265D-18.ucode failed with error -2
[   12.223410] iwlwifi 0000:03:00.0: Direct firmware load for iwlwifi-7265D-17.ucode failed with error -2
[   12.234440] iwlwifi 0000:03:00.0: loaded firmware version 16.242414.0 op_mode iwlmvm
[   12.269968] iwlwifi 0000:03:00.0: Detected Intel(R) Dual Band Wireless AC 7265, REV=0x210
[   12.270497] iwlwifi 0000:03:00.0: L1 Enabled - LTR Enabled
[   12.271180] iwlwifi 0000:03:00.0: L1 Enabled - LTR Enabled
[   12.361226] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'
[   12.421451] iwlwifi 0000:03:00.0 wlp3s0: renamed from wlan0
[   15.466782] iwlwifi 0000:03:00.0: L1 Enabled - LTR Enabled
[   15.467225] iwlwifi 0000:03:00.0: L1 Enabled - LTR Enabled
[   15.529094] iwlwifi 0000:03:00.0: L1 Enabled - LTR Enabled
[   15.529535] iwlwifi 0000:03:00.0: L1 Enabled - LTR Enabled
(With the kernel I compiled - 4.9.0-rc5)
mihir@mihir-ThinkPad-T550:~$ sudo modprobe iwlwifi
mihir@mihir-ThinkPad-T550:~$ dmesg | grep iwl
[   24.222611] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-26.ucode failed with error -2
[   24.222613] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.362126] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-25.ucode failed with error -2
[   24.362128] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.377679] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-24.ucode failed with error -2
[   24.377681] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.380777] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-23.ucode failed with error -2
[   24.380779] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.381387] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-22.ucode failed with error -2
[   24.381388] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.382264] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-21.ucode failed with error -2
[   24.382266] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.382982] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-20.ucode failed with error -2
[   24.382984] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.384408] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-19.ucode failed with error -2
[   24.384409] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.384823] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-18.ucode failed with error -2
[   24.384824] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.385893] iwlwifi 0000:03:00.0: Direct firmware load for
iwlwifi-7265D-17.ucode failed with error -2
[   24.385894] iwlwifi 0000:03:00.0: Falling back to user helper
[   24.386703] iwlwifi 0000:03:00.0: no suitable firmware found!