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ddf: use 64bit 'size', not 32bit 'info->size' for create. 

The 'size' field of mdu_disk_info_t is 32bit and should not be used
except for legacy ioctls.  super-ddf got this wrong :-(

This change makes it possible to create ddf arrays which used more than
2TB of each device.

Reported-by: Dan Russell <dpr@aol.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
This commit is contained in:
NeilBrown 2016-03-10 18:06:59 +11:00 committed by Jes Sorensen
parent a0abe1e667
commit eddaacc304
1 changed files with 2 additions and 2 deletions
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4
super-ddf.c
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@ -2688,10 +2688,10 @@ static int init_super_ddf_bvd(struct supertype *st,
free(vcl);
return 0;
}
vc->blocks = cpu_to_be64(info->size * 2);
vc->blocks = cpu_to_be64(size * 2);
vc->array_blocks = cpu_to_be64(
calc_array_size(info->level, info->raid_disks, info->layout,
info->chunk_size, info->size*2));
info->chunk_size, size * 2));
memset(vc->pad1, 0xff, 8);
vc->spare_refs[0] = cpu_to_be32(0xffffffff);
vc->spare_refs[1] = cpu_to_be32(0xffffffff);