In kernel space, r5l checksum will use crc32c:
http://marc.info/?l=linux-raid&m=144598970529191
mdadm need to change too.
This patch ports a simplified crc32c algorithm from kernel code,
and used in super1.c:write_empty_r5l_meta_block();
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Song Liu