zfs-builds-mm/zfs-0.8.1/config/kernel-aio-fsync.m4
2019-07-06 23:40:11 +02:00

21 lines
444 B
Text

dnl #
dnl # Linux 4.9-rc5+ ABI, removal of the .aio_fsync field
dnl #
AC_DEFUN([ZFS_AC_KERNEL_AIO_FSYNC], [
AC_MSG_CHECKING([whether fops->aio_fsync() exists])
ZFS_LINUX_TRY_COMPILE([
#include <linux/fs.h>
static const struct file_operations
fops __attribute__ ((unused)) = {
.aio_fsync = NULL,
};
],[
],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_FILE_AIO_FSYNC, 1, [fops->aio_fsync() exists])
],[
AC_MSG_RESULT(no)
])
])