hulk inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/IC97W5 -------------------------------- Add a config for ucounts. which provice percpu_counter to have a better scalability. Signed-off-by: Chen Ridong <chenridong@huawei.com> --- init/Kconfig | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/init/Kconfig b/init/Kconfig index 4c566c4bbfa49..4fa5064c0b4c0 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1343,6 +1343,15 @@ config CGROUP_FILES endif # CGROUPS +config UCOUNTS_PERCPU_COUNTER + bool "Ucount percpu counter for rlimit" + default n + help + Provide percpu_counter for ucounts, which can improve scalability + for rlimit counting. Opening this config will re-inplement rlimit + charging or uncharging using percpu_counter, avoiding atomic + operations on the common parents. + menuconfig NAMESPACES bool "Namespaces support" if EXPERT depends on MULTIUSER -- 2.34.1