mirror_zfs/config/kernel-inode-permission.m4
Rob Norris cbd51c5f24 Linux 6.8 compat: fix inode permission tests
The name inode_permission is now defined in the kernel. Rename ours to
test_permission, in line with most of our other tests.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Sponsored-by: https://despairlabs.com/sponsor/
Closes #15805
2024-01-29 14:53:29 -08:00

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AC_DEFUN([ZFS_AC_KERNEL_SRC_PERMISSION], [
dnl #
dnl # 6.3 API change
dnl # iops->permission() now takes struct mnt_idmap*
dnl # as its first arg
dnl #
ZFS_LINUX_TEST_SRC([permission_mnt_idmap], [
#include <linux/fs.h>
#include <linux/sched.h>
static int test_permission(struct mnt_idmap *idmap,
struct inode *inode, int mask) { return 0; }
static const struct inode_operations
iops __attribute__ ((unused)) = {
.permission = test_permission,
};
],[])
dnl #
dnl # 5.12 API change that added the struct user_namespace* arg
dnl # to the front of this function type's arg list.
dnl #
ZFS_LINUX_TEST_SRC([permission_userns], [
#include <linux/fs.h>
#include <linux/sched.h>
static int test_permission(struct user_namespace *userns,
struct inode *inode, int mask) { return 0; }
static const struct inode_operations
iops __attribute__ ((unused)) = {
.permission = test_permission,
};
],[])
])
AC_DEFUN([ZFS_AC_KERNEL_PERMISSION], [
AC_MSG_CHECKING([whether iops->permission() takes struct mnt_idmap*])
ZFS_LINUX_TEST_RESULT([permission_mnt_idmap], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_IOPS_PERMISSION_IDMAP, 1,
[iops->permission() takes struct mnt_idmap*])
],[
AC_MSG_CHECKING([whether iops->permission() takes struct user_namespace*])
ZFS_LINUX_TEST_RESULT([permission_userns], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_IOPS_PERMISSION_USERNS, 1,
[iops->permission() takes struct user_namespace*])
],[
AC_MSG_RESULT(no)
])
])
])