rockchip: disable kernel preemption

This setting is more suitable for device running OpenWRT.
Most OpenWRT targets are already default to this configuration,
and it has shown better performance in VPN (wireguard).

Fix: #17454

Signed-off-by: Kien Truong <duckientruong@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/17575
Signed-off-by: Robert Marko <robimarko@gmail.com>

diff --git a/target/linux/rockchip/armv8/config-6.6 b/target/linux/rockchip/armv8/config-6.6
index 56fb2f96a14c02e0d6c5b4068d0fe9e128922da4..68eed3e5f9b332865809cf5dc6b027e6ea94dc85 100644 (file)
--- a/target/linux/rockchip/armv8/config-6.6
+++ b/target/linux/rockchip/armv8/config-6.6
@@ -530,12 +530,7 @@ CONFIG_POWER_RESET=y
 CONFIG_POWER_SUPPLY=y
 CONFIG_POWER_SUPPLY_HWMON=y
 CONFIG_PPS=y
-CONFIG_PREEMPT=y
-CONFIG_PREEMPTION=y
-CONFIG_PREEMPT_BUILD=y
-CONFIG_PREEMPT_COUNT=y
-# CONFIG_PREEMPT_NONE is not set
-CONFIG_PREEMPT_RCU=y
+CONFIG_PREEMPT_NONE_BUILD=y
 CONFIG_PRINTK_TIME=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_PROC_VMCORE=y