config/kernel-is_owner_or_cap.m4

   1 dnl #
   2 dnl # 2.6.39 API change,
   3 dnl # The is_owner_or_cap() macro was renamed to inode_owner_or_capable(),
   4 dnl # This is used for permission checks in the xattr and file attribute call
   5 dnl # paths.
   6 dnl #
   7 AC_DEFUN([ZFS_AC_KERNEL_INODE_OWNER_OR_CAPABLE], [
   8         AC_MSG_CHECKING([whether inode_owner_or_capable() exists])
   9         ZFS_LINUX_TRY_COMPILE([
  10                 #include <linux/fs.h>
  11         ],[
  12                 struct inode *ip = NULL;
  13                 (void) inode_owner_or_capable(ip);
  14         ],[
  15                 AC_MSG_RESULT(yes)
  16                 AC_DEFINE(HAVE_INODE_OWNER_OR_CAPABLE, 1,
  17                     [inode_owner_or_capable() exists])
  18         ],[
  19                 AC_MSG_RESULT(no)
  20                 AC_MSG_CHECKING([whether is_owner_or_cap() exists])
  21                 ZFS_LINUX_TRY_COMPILE([
  22                         #include <linux/fs.h>
  23                         #include <linux/sched.h>
  24                 ],[
  25                         struct inode *ip = NULL;
  26                         (void) is_owner_or_cap(ip);
  27                 ],[
  28                         AC_MSG_RESULT(yes)
  29                         AC_DEFINE(HAVE_IS_OWNER_OR_CAP, 1,
  30                             [is_owner_or_cap() exists])
  31                 ],[
  32                         AC_MSG_ERROR(no - Please file a bug report at
  33                             https://github.com/zfsonlinux/zfs/issues/new)
  34                 ])
  35         ])
  36 ])