config/kernel-tmpfile.m4

   1 dnl #
   2 dnl # 3.11 API change
   3 dnl # Add support for i_op->tmpfile
   4 dnl #
   5 AC_DEFUN([ZFS_AC_KERNEL_SRC_TMPFILE], [
   6         ZFS_LINUX_TEST_SRC([inode_operations_tmpfile], [
   7                 #include <linux/fs.h>
   8                 int tmpfile(struct inode *inode, struct dentry *dentry,
   9                     umode_t mode) { return 0; }
  10                 static struct inode_operations
  11                     iops __attribute__ ((unused)) = {
  12                         .tmpfile = tmpfile,
  13                 };
  14         ],[])
  15 ])
  16
  17 AC_DEFUN([ZFS_AC_KERNEL_TMPFILE], [
  18         AC_MSG_CHECKING([whether i_op->tmpfile() exists])
  19         ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile], [
  20                 AC_MSG_RESULT(yes)
  21                 AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists])
  22         ],[
  23                 AC_MSG_RESULT(no)
  24         ])
  25 ])