open-cas-linux/configure.d/1_bd_first_part.conf
Robert Baldyga e5e0697da4 Add support for kernel 5.11
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2021-06-15 18:59:08 +02:00

75 lines
1.5 KiB
Bash

#!/bin/bash
#
# Copyright(c) 2012-2021 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause-Clear
#
. $(dirname $3)/conf_framework
check() {
cur_name=$(basename $2)
config_file_path=$1
if compile_module $cur_name "struct block_device *bd; bd->bd_partno;" "linux/blk_types.h"
then
echo $cur_name "1" >> $config_file_path
elif compile_module $cur_name "struct hd_struct *hd; hd->partno;" "linux/genhd.h"
then
echo $cur_name "2" >> $config_file_path
else
echo $cur_name "X" >> $config_file_path
fi
}
apply() {
case "$1" in
"1")
add_function "
static inline int cas_bd_get_next_part(struct block_device *bd)
{
int part_no = 0;
struct gendisk *disk = bd->bd_disk;
struct disk_part_iter piter;
struct block_device *part;
mutex_lock(&bd->bd_mutex);
disk_part_iter_init(&piter, disk, DISK_PITER_INCL_EMPTY);
while ((part = disk_part_iter_next(&piter))) {
part_no = part->bd_partno;
break;
}
disk_part_iter_exit(&piter);
mutex_unlock(&bd->bd_mutex);
return part_no;
}" ;;
"2")
add_function "
static inline int cas_bd_get_next_part(struct block_device *bd)
{
int part_no = 0;
struct gendisk *disk = bd->bd_disk;
struct disk_part_iter piter;
struct hd_struct *part;
mutex_lock(&bd->bd_mutex);
disk_part_iter_init(&piter, disk, DISK_PITER_INCL_EMPTY);
while ((part = disk_part_iter_next(&piter))) {
part_no = part->partno;
break;
}
disk_part_iter_exit(&piter);
mutex_unlock(&bd->bd_mutex);
return part_no;
}" ;;
*)
exit 1
esac
}
conf_run $@