config/kernel-inode-getattr.m4

   1 dnl #
   2 dnl # Linux 4.11 API
   3 dnl # See torvalds/linux@a528d35
   4 dnl #
   5 AC_DEFUN([ZFS_AC_KERNEL_SRC_INODE_GETATTR], [
   6         ZFS_LINUX_TEST_SRC([inode_operations_getattr_path], [
   7                 #include <linux/fs.h>
   8
   9                 int test_getattr(
  10                     const struct path *p, struct kstat *k,
  11                     u32 request_mask, unsigned int query_flags)
  12                     { return 0; }
  13
  14                 static const struct inode_operations
  15                     iops __attribute__ ((unused)) = {
  16                         .getattr = test_getattr,
  17                 };
  18         ],[])
  19
  20         ZFS_LINUX_TEST_SRC([inode_operations_getattr_vfsmount], [
  21                 #include <linux/fs.h>
  22
  23                 int test_getattr(
  24                     struct vfsmount *mnt, struct dentry *d,
  25                     struct kstat *k)
  26                     { return 0; }
  27
  28                 static const struct inode_operations
  29                     iops __attribute__ ((unused)) = {
  30                         .getattr = test_getattr,
  31                 };
  32         ],[])
  33 ])
  34
  35 AC_DEFUN([ZFS_AC_KERNEL_INODE_GETATTR], [
  36         AC_MSG_CHECKING([whether iops->getattr() takes a path])
  37         ZFS_LINUX_TEST_RESULT([inode_operations_getattr_path], [
  38                 AC_MSG_RESULT(yes)
  39                 AC_DEFINE(HAVE_PATH_IOPS_GETATTR, 1,
  40                     [iops->getattr() takes a path])
  41         ],[
  42                 AC_MSG_RESULT(no)
  43
  44                 AC_MSG_CHECKING([whether iops->getattr() takes a vfsmount])
  45                 ZFS_LINUX_TEST_RESULT([inode_operations_getattr_vfsmount], [
  46                         AC_MSG_RESULT(yes)
  47                         AC_DEFINE(HAVE_VFSMOUNT_IOPS_GETATTR, 1,
  48                             [iops->getattr() takes a vfsmount])
  49                 ],[
  50                         AC_MSG_RESULT(no)
  51                 ])
  52         ])
  53 ])