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librbd: snap_get_limit compatibility check

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Signed-off-by: Mykola Golub <mgolub@mirantis.com>
This commit is contained in:
Mykola Golub 2016-11-03 16:05:23 +02:00
parent b0b8c5a9bf
commit c1f374ef6c
1 changed files with 7 additions and 2 deletions
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9
src/librbd/internal.cc
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@ -1774,8 +1774,13 @@ int mirror_image_disable_internal(ImageCtx *ictx, bool force,
int snap_get_limit(ImageCtx *ictx, uint64_t *limit)
{
return cls_client::snapshot_get_limit(&ictx->md_ctx, ictx->header_oid,
limit);
int r = cls_client::snapshot_get_limit(&ictx->md_ctx, ictx->header_oid,
limit);
if (r == -EOPNOTSUPP) {
*limit = UINT64_MAX;
r = 0;
}
return r;
}
int snap_set_limit(ImageCtx *ictx, uint64_t limit)