With 4.14 : cat /sys/class/thermal/thermal_zone4/type B0D4
ls -al /sys/class/thermal/thermal_zone4/device ls: cannot access '/sys/class/thermal/thermal_zone4/device': No such file or directory
with 4.15: find /sys/class/thermal/thermal_zone4/ -type f -print -exec cat {} \; find /sys/class/thermal/thermal_zone4/ -type f -print -exec cat {} \; /sys/class/thermal/thermal_zone4/trip_point_3_type passive /sys/class/thermal/thermal_zone4/trip_point_2_type hot /sys/class/thermal/thermal_zone4/trip_point_4_temp 63000 /sys/class/thermal/thermal_zone4/available_policies power_allocator user_space bang_bang fair_share step_wise /sys/class/thermal/thermal_zone4/policy user_space /sys/class/thermal/thermal_zone4/trip_point_1_type passive /sys/class/thermal/thermal_zone4/trip_point_3_temp 83000 /sys/class/thermal/thermal_zone4/trip_point_4_hyst 2000 /sys/class/thermal/thermal_zone4/emul_temp cat: /sys/class/thermal/thermal_zone4/emul_temp: Permission denied /sys/class/thermal/thermal_zone4/offset 0 /sys/class/thermal/thermal_zone4/integral_cutoff 0 /sys/class/thermal/thermal_zone4/power/runtime_active_kids 0 /sys/class/thermal/thermal_zone4/power/runtime_suspended_time 0 /sys/class/thermal/thermal_zone4/power/autosuspend_delay_ms cat: /sys/class/thermal/thermal_zone4/power/autosuspend_delay_ms: Input/output error /sys/class/thermal/thermal_zone4/power/runtime_enabled disabled /sys/class/thermal/thermal_zone4/power/runtime_active_time 0 /sys/class/thermal/thermal_zone4/power/control auto /sys/class/thermal/thermal_zone4/power/async disabled /sys/class/thermal/thermal_zone4/power/runtime_usage 0 /sys/class/thermal/thermal_zone4/power/runtime_status unsupported /sys/class/thermal/thermal_zone4/k_d 0 /sys/class/thermal/thermal_zone4/trip_point_0_type passive /sys/class/thermal/thermal_zone4/trip_point_2_temp 100000 /sys/class/thermal/thermal_zone4/trip_point_3_hyst 2000 /sys/class/thermal/thermal_zone4/type SEN1 /sys/class/thermal/thermal_zone4/trip_point_1_temp 0 /sys/class/thermal/thermal_zone4/trip_point_2_hyst 2000 /sys/class/thermal/thermal_zone4/slope 0 /sys/class/thermal/thermal_zone4/k_po 0 /sys/class/thermal/thermal_zone4/k_i 0 /sys/class/thermal/thermal_zone4/sustainable_power 0 /sys/class/thermal/thermal_zone4/trip_point_0_temp 0 /sys/class/thermal/thermal_zone4/trip_point_1_hyst 2000 /sys/class/thermal/thermal_zone4/k_pu 0 /sys/class/thermal/thermal_zone4/temp cat: /sys/class/thermal/thermal_zone4/temp: Input/output error /sys/class/thermal/thermal_zone4/trip_point_4_type active /sys/class/thermal/thermal_zone4/uevent /sys/class/thermal/thermal_zone4/trip_point_0_hyst 2000
ls -al /sys/class/thermal/thermal_zone4/ total 0 drwxr-xr-x 3 root root 0 Apr 16 13:35 . drwxr-xr-x 15 root root 0 Apr 16 13:34 .. -r--r--r-- 1 root root 4096 Apr 16 13:35 available_policies --w------- 1 root root 4096 Apr 16 13:35 emul_temp -rw-r--r-- 1 root root 4096 Apr 16 13:35 integral_cutoff -rw-r--r-- 1 root root 4096 Apr 16 13:35 k_d -rw-r--r-- 1 root root 4096 Apr 16 13:35 k_i -rw-r--r-- 1 root root 4096 Apr 16 13:35 k_po -rw-r--r-- 1 root root 4096 Apr 16 13:35 k_pu -rw-r--r-- 1 root root 4096 Apr 16 13:35 offset -rw-r--r-- 1 root root 4096 Apr 16 13:35 policy drwxr-xr-x 2 root root 0 Apr 16 13:35 power -rw-r--r-- 1 root root 4096 Apr 16 13:35 slope lrwxrwxrwx 1 root root 0 Apr 16 13:34 subsystem -> ../../../../class/thermal -rw-r--r-- 1 root root 4096 Apr 16 13:35 sustainable_power -r--r--r-- 1 root root 4096 Apr 16 13:34 temp -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_0_hyst -rw-r--r-- 1 root root 4096 Apr 16 13:34 trip_point_0_temp -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_0_type -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_1_hyst -rw-r--r-- 1 root root 4096 Apr 16 13:34 trip_point_1_temp -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_1_type -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_2_hyst -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_2_temp -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_2_type -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_3_hyst -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_3_temp -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_3_type -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_4_hyst -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_4_temp -r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_4_type -r--r--r-- 1 root root 4096 Apr 16 13:34 type -rw-r--r-- 1 root root 4096 Apr 16 13:34 uevent
With 4.14 : thermal/ thermal_ zone4/type
cat /sys/class/
B0D4
ls -al /sys/class/ thermal/ thermal_ zone4/device thermal/ thermal_ zone4/device' : No such file or directory
ls: cannot access '/sys/class/
with 4.15: thermal/ thermal_ zone4/ -type f -print -exec cat {} \; thermal/ thermal_ zone4/ -type f -print -exec cat {} \; thermal/ thermal_ zone4/trip_ point_3_ type thermal/ thermal_ zone4/trip_ point_2_ type thermal/ thermal_ zone4/trip_ point_4_ temp thermal/ thermal_ zone4/available _policies thermal/ thermal_ zone4/policy thermal/ thermal_ zone4/trip_ point_1_ type thermal/ thermal_ zone4/trip_ point_3_ temp thermal/ thermal_ zone4/trip_ point_4_ hyst thermal/ thermal_ zone4/emul_ temp thermal/ thermal_ zone4/emul_ temp: Permission denied thermal/ thermal_ zone4/offset thermal/ thermal_ zone4/integral_ cutoff thermal/ thermal_ zone4/power/ runtime_ active_ kids thermal/ thermal_ zone4/power/ runtime_ suspended_ time thermal/ thermal_ zone4/power/ autosuspend_ delay_ms thermal/ thermal_ zone4/power/ autosuspend_ delay_ms: Input/output error thermal/ thermal_ zone4/power/ runtime_ enabled thermal/ thermal_ zone4/power/ runtime_ active_ time thermal/ thermal_ zone4/power/ control thermal/ thermal_ zone4/power/ async thermal/ thermal_ zone4/power/ runtime_ usage thermal/ thermal_ zone4/power/ runtime_ status thermal/ thermal_ zone4/k_ d thermal/ thermal_ zone4/trip_ point_0_ type thermal/ thermal_ zone4/trip_ point_2_ temp thermal/ thermal_ zone4/trip_ point_3_ hyst thermal/ thermal_ zone4/type thermal/ thermal_ zone4/trip_ point_1_ temp thermal/ thermal_ zone4/trip_ point_2_ hyst thermal/ thermal_ zone4/slope thermal/ thermal_ zone4/k_ po thermal/ thermal_ zone4/k_ i thermal/ thermal_ zone4/sustainab le_power thermal/ thermal_ zone4/trip_ point_0_ temp thermal/ thermal_ zone4/trip_ point_1_ hyst thermal/ thermal_ zone4/k_ pu thermal/ thermal_ zone4/temp thermal/ thermal_ zone4/temp: Input/output error thermal/ thermal_ zone4/trip_ point_4_ type thermal/ thermal_ zone4/uevent thermal/ thermal_ zone4/trip_ point_0_ hyst
find /sys/class/
find /sys/class/
/sys/class/
passive
/sys/class/
hot
/sys/class/
63000
/sys/class/
power_allocator user_space bang_bang fair_share step_wise
/sys/class/
user_space
/sys/class/
passive
/sys/class/
83000
/sys/class/
2000
/sys/class/
cat: /sys/class/
/sys/class/
0
/sys/class/
0
/sys/class/
0
/sys/class/
0
/sys/class/
cat: /sys/class/
/sys/class/
disabled
/sys/class/
0
/sys/class/
auto
/sys/class/
disabled
/sys/class/
0
/sys/class/
unsupported
/sys/class/
0
/sys/class/
passive
/sys/class/
100000
/sys/class/
2000
/sys/class/
SEN1
/sys/class/
0
/sys/class/
2000
/sys/class/
0
/sys/class/
0
/sys/class/
0
/sys/class/
0
/sys/class/
0
/sys/class/
2000
/sys/class/
0
/sys/class/
cat: /sys/class/
/sys/class/
active
/sys/class/
/sys/class/
2000
ls -al /sys/class/ thermal/ thermal_ zone4/ ./../class/ thermal
total 0
drwxr-xr-x 3 root root 0 Apr 16 13:35 .
drwxr-xr-x 15 root root 0 Apr 16 13:34 ..
-r--r--r-- 1 root root 4096 Apr 16 13:35 available_policies
--w------- 1 root root 4096 Apr 16 13:35 emul_temp
-rw-r--r-- 1 root root 4096 Apr 16 13:35 integral_cutoff
-rw-r--r-- 1 root root 4096 Apr 16 13:35 k_d
-rw-r--r-- 1 root root 4096 Apr 16 13:35 k_i
-rw-r--r-- 1 root root 4096 Apr 16 13:35 k_po
-rw-r--r-- 1 root root 4096 Apr 16 13:35 k_pu
-rw-r--r-- 1 root root 4096 Apr 16 13:35 offset
-rw-r--r-- 1 root root 4096 Apr 16 13:35 policy
drwxr-xr-x 2 root root 0 Apr 16 13:35 power
-rw-r--r-- 1 root root 4096 Apr 16 13:35 slope
lrwxrwxrwx 1 root root 0 Apr 16 13:34 subsystem -> ../../.
-rw-r--r-- 1 root root 4096 Apr 16 13:35 sustainable_power
-r--r--r-- 1 root root 4096 Apr 16 13:34 temp
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_0_hyst
-rw-r--r-- 1 root root 4096 Apr 16 13:34 trip_point_0_temp
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_0_type
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_1_hyst
-rw-r--r-- 1 root root 4096 Apr 16 13:34 trip_point_1_temp
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_1_type
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_2_hyst
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_2_temp
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_2_type
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_3_hyst
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_3_temp
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_3_type
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_4_hyst
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_4_temp
-r--r--r-- 1 root root 4096 Apr 16 13:34 trip_point_4_type
-r--r--r-- 1 root root 4096 Apr 16 13:34 type
-rw-r--r-- 1 root root 4096 Apr 16 13:34 uevent