zfs-builds-mm/zfs-2.0.0/config/kernel-truncate-setsize.m4

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2020-12-02 17:25:31 +01:00
dnl #
dnl # 2.6.35 API change
dnl # Added truncate_setsize() helper function.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_TRUNCATE_SETSIZE], [
ZFS_LINUX_TEST_SRC([truncate_setsize], [
#include <linux/mm.h>
], [
truncate_setsize(NULL, 0);
])
])
AC_DEFUN([ZFS_AC_KERNEL_TRUNCATE_SETSIZE], [
AC_MSG_CHECKING([whether truncate_setsize() is available])
ZFS_LINUX_TEST_RESULT_SYMBOL([truncate_setsize],
[truncate_setsize], [mm/truncate.c], [
AC_MSG_RESULT(yes)
], [
ZFS_LINUX_TEST_ERROR([truncate_setsize])
])
])