(Possible problem) When delta_disks is not equal to 0, and is not UnSet (INT_MAX) new raid disks can be set. Especially in second case passed value can cause an error in array configuration. Signed-off-by: Adam Kwolek <adam.kwolek@xxxxxxxxx> --- sysfs.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/sysfs.c b/sysfs.c index a7dfcc2..571eab5 100644 --- a/sysfs.c +++ b/sysfs.c @@ -575,7 +575,9 @@ int sysfs_set_array(struct mdinfo *info, int vers) info->reshape_progress); rv |= sysfs_set_num(info, NULL, "chunk_size", info->new_chunk); rv |= sysfs_set_num(info, NULL, "layout", info->new_layout); - rv |= sysfs_set_num(info, NULL, "raid_disks", + if ((info->delta_disks != 0) && + (info->delta_disks != UnSet)) + rv |= sysfs_set_num(info, NULL, "raid_disks", info->array.raid_disks + info->delta_disks); /* We don't set 'new_level' here. That can only happen * once the reshape completes. -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
