sysctl_min_unmapped_ratio_sysctl_handler 953 include/linux/mmzone.h int sysctl_min_unmapped_ratio_sysctl_handler(struct ctl_table *, int, sysctl_min_unmapped_ratio_sysctl_handler 1602 kernel/sysctl.c .proc_handler = sysctl_min_unmapped_ratio_sysctl_handler,