1#!/bin/sh 2# SPDX-License-Identifier: LGPL-2.1 3 4if [ $# -ne 1 ] ; then 5 linux_header_dir=tools/include/uapi/linux 6else 7 linux_header_dir=$1 8fi 9 10linux_fs=${linux_header_dir}/fs.h 11 12printf "static const char *sync_file_range_flags[] = {\n" 13regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+SYNC_FILE_RANGE_([[:alnum:]_]+)[[:space:]]+([[:xdigit:]]+)[[:space:]]*.*' 14egrep $regex ${linux_fs} | \ 15 sed -r "s/$regex/\2 \1/g" | \ 16 xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n" 17printf "};\n" 18