On Wed, 17 Apr 2019, Fenghua Yu wrote: > The interface /sys/device/system/cpu/split_lock_detect is added > to allow user to control split lock detection and show current split > lock detection setting. > > Writing [yY1] or [oO][nN] to the file enables split lock detection and > writing [nN0] or [oO][fF] disables split lock detection. Split lock > detection is enabled or disabled on all CPUs. > > Reading the file returns current global split lock detection setting: > 0: disabled > 1: enabled Again, You explain WHAT this patch does and still there is zero justification why this sysfs knob is needed at all. I still do not see any reason why this knob should exist. Thanks, tglx