[mirror_zfs.git] / config / kernel-mknod.m4

AC_DEFUN([ZFS_AC_KERNEL_SRC_MKNOD], [
	dnl #
	dnl # 5.12 API change that added the struct user_namespace* arg
	dnl # to the front of this function type's arg list.
	dnl #
	ZFS_LINUX_TEST_SRC([mknod_userns], [
		#include <linux/fs.h>
		#include <linux/sched.h>

		int tmp_mknod(struct user_namespace *userns,
		    struct inode *inode ,struct dentry *dentry,
		    umode_t u, dev_t d) { return 0; }

		static const struct inode_operations
			iops __attribute__ ((unused)) = {
			.mknod		= tmp_mknod,
		};
	],[])
])

AC_DEFUN([ZFS_AC_KERNEL_MKNOD], [
	AC_MSG_CHECKING([whether iops->mknod() takes struct user_namespace*])
	ZFS_LINUX_TEST_RESULT([mknod_userns], [
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_IOPS_MKNOD_USERNS, 1,
		    [iops->mknod() takes struct user_namespace*])
	],[
		AC_MSG_RESULT(no)
	])
])
Commit	Line	Data
e2a82961 CK	1	AC_DEFUN([ZFS_AC_KERNEL_SRC_MKNOD], [
	2	dnl #
	3	dnl # 5.12 API change that added the struct user_namespace* arg
	4	dnl # to the front of this function type's arg list.
	5	dnl #
	6	ZFS_LINUX_TEST_SRC([mknod_userns], [
	7	#include <linux/fs.h>
	8	#include <linux/sched.h>
	9
	10	int tmp_mknod(struct user_namespace *userns,
	11	struct inode inode ,struct dentry dentry,
	12	umode_t u, dev_t d) { return 0; }
	13
	14	static const struct inode_operations
	15	iops __attribute__ ((unused)) = {
	16	.mknod = tmp_mknod,
	17	};
	18	],[])
	19	])
	20
	21	AC_DEFUN([ZFS_AC_KERNEL_MKNOD], [
	22	AC_MSG_CHECKING([whether iops->mknod() takes struct user_namespace*])
	23	ZFS_LINUX_TEST_RESULT([mknod_userns], [
	24	AC_MSG_RESULT(yes)
	25	AC_DEFINE(HAVE_IOPS_MKNOD_USERNS, 1,
	26	[iops->mknod() takes struct user_namespace*])
	27	],[
	28	AC_MSG_RESULT(no)
	29	])
	30	])