root/udev-usb-sync
1
0
Fork 0
mirror of https://codeberg.org/wonky/udev-usb-sync.git synced 2024-09-19 23:30:37 +02:00
Code Issues Projects Releases Packages Wiki Activity

Update 99-usb-sync.rules

Browse source 
make hdparm conditional - only execute on kernel > 6.1
This commit is contained in:
Grumpy Coder 2023-08-23 12:01:01 +00:00
parent ebbea9dc20
commit e5f51a6d2f
1 changed files with 3 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
99-usb-sync.rules
View file

@ -1,8 +1,9 @@
# rule to disable write cache for usb storage
# requires hdparm to be installed
ACTION=="add|change", KERNEL=="sd[a-z]", ENV{ID_USB_TYPE}=="disk", RUN+="/usr/bin/hdparm -W 0 /dev/%K"
ACTION=="add|change", KERNEL=="sd[a-z]", ENV{ID_USB_TYPE}=="disk", RUN+="[[ $(uname -r | awk -F'.' '{print $1 $2}') > 61 ]] && /usr/bin/hdparm -W 0 /dev/%K"
#
# the following rules is introduced with kernel 6.2
# rules to impose buffer limits on USB devices
# requires kernel > 6.1
# https://docs.kernel.org/admin-guide/abi-testing.html#abi-sys-class-bdi-bdi-strict-limit
# https://docs.kernel.org/admin-guide/abi-testing.html#abi-sys-class-bdi-bdi-max-ratio
# https://docs.kernel.org/admin-guide/abi-testing.html#abi-sys-class-bdi-bdi-max-bytes