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dnl #
dnl # 3.11 API change
dnl # Add support for i_op->tmpfile
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_TMPFILE], [
dnl #
dnl # 5.11 API change
dnl # add support for userns parameter to tmpfile
dnl #
ZFS_LINUX_TEST_SRC([inode_operations_tmpfile_userns], [
#include <linux/fs.h>
int tmpfile(struct user_namespace *userns,
struct inode *inode, struct dentry *dentry,
umode_t mode) { return 0; }
static struct inode_operations
iops __attribute__ ((unused)) = {
.tmpfile = tmpfile,
};
],[])
ZFS_LINUX_TEST_SRC([inode_operations_tmpfile], [
#include <linux/fs.h>
int tmpfile(struct inode *inode, struct dentry *dentry,
umode_t mode) { return 0; }
static struct inode_operations
iops __attribute__ ((unused)) = {
.tmpfile = tmpfile,
};
],[])
])
AC_DEFUN([ZFS_AC_KERNEL_TMPFILE], [
AC_MSG_CHECKING([whether i_op->tmpfile() exists])
ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile_userns], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists])
AC_DEFINE(HAVE_TMPFILE_USERNS, 1, [i_op->tmpfile() has userns])
],[
ZFS_LINUX_TEST_RESULT([inode_operations_tmpfile], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_TMPFILE, 1, [i_op->tmpfile() exists])
],[
AC_MSG_RESULT(no)
])
])
])
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