1dnl # SPDX-License-Identifier: CDDL-1.0 2dnl # 3dnl # Linux 5.0: access_ok() drops 'type' parameter: 4dnl # 5dnl # - access_ok(type, addr, size) 6dnl # + access_ok(addr, size) 7dnl # 8AC_DEFUN([ZFS_AC_KERNEL_SRC_ACCESS_OK_TYPE], [ 9 ZFS_LINUX_TEST_SRC([access_ok_type], [ 10 #include <linux/uaccess.h> 11 ],[ 12 const void __user __attribute__((unused)) *addr = 13 (void *) 0xdeadbeef; 14 unsigned long __attribute__((unused)) size = 1; 15 int error __attribute__((unused)) = access_ok(0, addr, size); 16 ]) 17]) 18 19AC_DEFUN([ZFS_AC_KERNEL_ACCESS_OK_TYPE], [ 20 AC_MSG_CHECKING([whether access_ok() has 'type' parameter]) 21 ZFS_LINUX_TEST_RESULT([access_ok_type], [ 22 AC_MSG_RESULT(yes) 23 AC_DEFINE(HAVE_ACCESS_OK_TYPE, 1, 24 [kernel has access_ok with 'type' parameter]) 25 ],[ 26 AC_MSG_RESULT(no) 27 ]) 28]) 29