> Add a "preferred" file in /sys/devices/system/cpu/ when kernel is > built with CONFIG_PREFERRED_CPU=y. > > This would help > - Users to quickly check which CPUs are marked as preferred. > - Userspace daemons such as irqbalance to use this mask to > route irqs into preferred CPUs. > > For example: > cat /sys/devices/system/cpu/online > 0-719 > cat /sys/devices/system/cpu/preferred > 0-599 <<< Implies 0-599 are preferred for workloads and 600-719 > should be avoided at this moment. > > cat /sys/devices/system/cpu/preferred > 0-719 <<< All CPUs are usable. There is no preference. > > Signed-off-by: Shrikanth Hegde <[email protected]>
Sashiko has reviewed this patch and found no issues. It looks great! -- Sashiko AI review ยท https://sashiko.dev/#/patchset/[email protected]?part=5
