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Fix compilation issues on rhel's 4.18 kernel

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RHELs patched kernel needs additional configure.d test in order to
configure OpenCAS. This patch implements this.

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
This commit is contained in:
Krzysztof Majzerowicz-Jaszcz 2022-06-10 13:18:32 +02:00
parent f1d22fab96
commit 24fd2d1140
1 changed files with 14 additions and 3 deletions
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17
configure.d/1_reread_partitions.conf
View File

@ -9,28 +9,39 @@
check() {
cur_name=$(basename $2)
config_file_path=$1
if compile_module $cur_name "bdev_disk_changed(NULL, false);" "linux/genhd.h"
if compile_module $cur_name "bdev_disk_changed((struct block_device *)NULL, false);" "linux/genhd.h"
then
echo $cur_name "1" >> $config_file_path
else
elif compile_module $cur_name "bdev_disk_changed((struct gendisk *)NULL, false);" "linux/genhd.h"
then
echo $cur_name "2" >> $config_file_path
else
echo $cur_name "3" >> $config_file_path
fi
}
apply() {
case "$1" in
"1")
add_function "
static inline void cas_reread_partitions(struct block_device *bdev)
{
bdev_disk_changed(bdev, false);
}" ;;
"2")
add_function "
static inline void cas_reread_partitions(struct block_device *bdev)
{
bdev_disk_changed(bdev->bd_disk, false);
}" ;;
"2")
"3")
add_function "
static inline void cas_reread_partitions(struct block_device *bdev)
{
ioctl_by_bdev(bdev, BLKRRPART, (unsigned long)NULL);
}" ;;
*)
exit 1
esac