zfs-builds-mm/zfs-0.8.1/config/kernel-sget-args.m4

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2019-07-06 23:40:11 +02:00
dnl #
dnl # 3.6 API change,
dnl # 'sget' now takes the mount flags as an argument.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_5ARG_SGET],
[AC_MSG_CHECKING([whether sget() wants 5 args])
ZFS_LINUX_TRY_COMPILE([
#include <linux/fs.h>
],[
struct file_system_type *type = NULL;
int (*test)(struct super_block *,void *) = NULL;
int (*set)(struct super_block *,void *) = NULL;
int flags = 0;
void *data = NULL;
(void) sget(type, test, set, flags, data);
],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_5ARG_SGET, 1, [sget() wants 5 args])
],[
AC_MSG_RESULT(no)
])
])