[mirror_zfs.git] / config / kernel-group-info.m4

dnl #
dnl # 4.9 API change
dnl # group_info changed from 2d array via >blocks to 1d array via ->gid
dnl #
AC_DEFUN([ZFS_AC_KERNEL_GROUP_INFO_GID], [
	AC_MSG_CHECKING([whether group_info->gid exists])
	tmp_flags="$EXTRA_KCFLAGS"
	EXTRA_KCFLAGS="-Werror"
	ZFS_LINUX_TRY_COMPILE([
		#include <linux/cred.h>
	],[
		struct group_info *gi = groups_alloc(1);
		gi->gid[0] = KGIDT_INIT(0);
	],[
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_GROUP_INFO_GID, 1, [group_info->gid exists])
	],[
		AC_MSG_RESULT(no)
	])
	EXTRA_KCFLAGS="$tmp_flags"
])
Commit	Line	Data
48ef8ba0 BB	1	dnl #
	2	dnl # 4.9 API change
	3	dnl # group_info changed from 2d array via >blocks to 1d array via ->gid
	4	dnl #
93ce2b4c	5	AC_DEFUN([ZFS_AC_KERNEL_GROUP_INFO_GID], [
48ef8ba0 BB	6	AC_MSG_CHECKING([whether group_info->gid exists])
	7	tmp_flags="$EXTRA_KCFLAGS"
	8	EXTRA_KCFLAGS="-Werror"
93ce2b4c	9	ZFS_LINUX_TRY_COMPILE([
48ef8ba0 BB	10	#include <linux/cred.h>
	11	],[
	12	struct group_info *gi = groups_alloc(1);
	13	gi->gid[0] = KGIDT_INIT(0);
	14	],[
	15	AC_MSG_RESULT(yes)
	16	AC_DEFINE(HAVE_GROUP_INFO_GID, 1, [group_info->gid exists])
	17	],[
	18	AC_MSG_RESULT(no)
	19	])
	20	EXTRA_KCFLAGS="$tmp_flags"
	21	])