config/kernel-vfs-getattr.m4

   1 dnl #
   2 dnl # 4.11 API, a528d35e@torvalds/linux
   3 dnl # vfs_getattr(const struct path *p, struct kstat *s, u32 m, unsigned int f)
   4 dnl #
   5 AC_DEFUN([SPL_AC_4ARGS_VFS_GETATTR], [
   6         AC_MSG_CHECKING([whether vfs_getattr() wants 4 args])
   7         SPL_LINUX_TRY_COMPILE([
   8                 #include <linux/fs.h>
   9         ],[
  10                 vfs_getattr((const struct path *)NULL,
  11                         (struct kstat *)NULL,
  12                         (u32)0,
  13                         (unsigned int)0);
  14         ],[
  15                 AC_MSG_RESULT(yes)
  16                 AC_DEFINE(HAVE_4ARGS_VFS_GETATTR, 1,
  17                   [vfs_getattr wants 4 args])
  18         ],[
  19                 AC_MSG_RESULT(no)
  20         ])
  21 ])
  22
  23 dnl #
  24 dnl # 3.9 API
  25 dnl # vfs_getattr(struct path *p, struct kstat *s)
  26 dnl #
  27 AC_DEFUN([SPL_AC_2ARGS_VFS_GETATTR], [
  28         AC_MSG_CHECKING([whether vfs_getattr() wants 2 args])
  29         SPL_LINUX_TRY_COMPILE([
  30                 #include <linux/fs.h>
  31         ],[
  32                 vfs_getattr((struct path *) NULL,
  33                         (struct kstat *)NULL);
  34         ],[
  35                 AC_MSG_RESULT(yes)
  36                 AC_DEFINE(HAVE_2ARGS_VFS_GETATTR, 1,
  37                           [vfs_getattr wants 2 args])
  38         ],[
  39                 AC_MSG_RESULT(no)
  40         ])
  41 ])
  42
  43 dnl #
  44 dnl # <3.9 API
  45 dnl # vfs_getattr(struct vfsmount *v, struct dentry *d, struct kstat *k)
  46 dnl #
  47 AC_DEFUN([SPL_AC_3ARGS_VFS_GETATTR], [
  48         AC_MSG_CHECKING([whether vfs_getattr() wants 3 args])
  49         SPL_LINUX_TRY_COMPILE([
  50                 #include <linux/fs.h>
  51         ],[
  52                 vfs_getattr((struct vfsmount *)NULL,
  53                         (struct dentry *)NULL,
  54                         (struct kstat *)NULL);
  55         ],[
  56                 AC_MSG_RESULT(yes)
  57                 AC_DEFINE(HAVE_3ARGS_VFS_GETATTR, 1,
  58                   [vfs_getattr wants 3 args])
  59         ],[
  60                 AC_MSG_RESULT(no)
  61         ])
  62 ])