[mirror_zfs.git] / config / kernel-dirty-inode.m4

dnl #
dnl # 3.0 API change
dnl # The sops->dirty_inode() callbacks were updated to take a flags
dnl # argument.  This allows the greater control over whether the
dnl # filesystem needs to push out a transaction or not.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_DIRTY_INODE], [
	ZFS_LINUX_TEST_SRC([dirty_inode_with_flags], [
		#include <linux/fs.h>

		void dirty_inode(struct inode *a, int b) { return; }

		static const struct super_operations
		    sops __attribute__ ((unused)) = {
			.dirty_inode = dirty_inode,
		};
	],[])
])

AC_DEFUN([ZFS_AC_KERNEL_DIRTY_INODE], [
	AC_MSG_CHECKING([whether sops->dirty_inode() wants flags])
	ZFS_LINUX_TEST_RESULT([dirty_inode_with_flags], [
		AC_MSG_RESULT([yes])
		AC_DEFINE(HAVE_DIRTY_INODE_WITH_FLAGS, 1,
		    [sops->dirty_inode() wants flags])
	],[
		AC_MSG_RESULT([no])
	])
])
Commit	Line	Data
8780c539 BB	1	dnl #
	2	dnl # 3.0 API change
	3	dnl # The sops->dirty_inode() callbacks were updated to take a flags
	4	dnl # argument. This allows the greater control over whether the
	5	dnl # filesystem needs to push out a transaction or not.
	6	dnl #
608f8749 BB	7	AC_DEFUN([ZFS_AC_KERNEL_SRC_DIRTY_INODE], [
608f8749 BB	8	ZFS_LINUX_TEST_SRC([dirty_inode_with_flags], [
8780c539	9	#include <linux/fs.h>
8780c539	10
c38367c7 RY	11	void dirty_inode(struct inode *a, int b) { return; }
	12
	13	static const struct super_operations
	14	sops __attribute__ ((unused)) = {
	15	.dirty_inode = dirty_inode,
	16	};
608f8749 BB	17	],[])
	18	])
	19
	20	AC_DEFUN([ZFS_AC_KERNEL_DIRTY_INODE], [
	21	AC_MSG_CHECKING([whether sops->dirty_inode() wants flags])
	22	ZFS_LINUX_TEST_RESULT([dirty_inode_with_flags], [
8780c539 BB	23	AC_MSG_RESULT([yes])
8780c539 BB	24	AC_DEFINE(HAVE_DIRTY_INODE_WITH_FLAGS, 1,
608f8749	25	[sops->dirty_inode() wants flags])
8780c539 BB	26	],[
	27	AC_MSG_RESULT([no])
	28	])
	29	])