#!/bin/bash
#
# Copyright(c) 2012-2019 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause-Clear
#

. `dirname $0`/conf_framework

if compile_module "WRITE_FLUSH_FUA" "linux/fs.h"
then
    add_define "CAS_WRITE_FLUSH_FUA \\
		WRITE_FLUSH_FUA"
    if compile_module "BIO_FUA" "linux/bio.h"
    then
        add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
            ((BIO_FUA | BIO_FLUSH) == ((flags) & (BIO_FUA | BIO_FLUSH)))"
    else
        add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
            ((REQ_FUA | CAS_REQ_FLUSH) == ((flags) & (REQ_FUA | CAS_REQ_FLUSH)))"
    fi
elif compile_module "REQ_PREFLUSH" "linux/blk_types.h"
then
    add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
        ((REQ_PREFLUSH | REQ_FUA) == ((flags) & (REQ_PREFLUSH |REQ_FUA)))"
    add_define "CAS_WRITE_FLUSH_FUA \\
		(REQ_PREFLUSH | REQ_FUA)"
else
    add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
		0"
    add_define "CAS_WRITE_FLUSH_FUA \\
		WRITE_BARRIER"
fi