18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciconfig ACCESS_CHECK 48c2ecf20Sopenharmony_ci bool "Check the user pointer address" 58c2ecf20Sopenharmony_ci default y 68c2ecf20Sopenharmony_ci help 78c2ecf20Sopenharmony_ci Usually the pointer transfer from user space is checked to see if its 88c2ecf20Sopenharmony_ci address is in the kernel space. 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci Say N here to disable that check to improve the performance. 11