wait()
				return nil
			})
		})
		// Get the modtime of the shaDir.
		vi, err := disk.StatVol(ctx, pathJoin(minioMetaMultipartBucket, shaDir))
		if err != nil {
			return nil
		}
		// Modtime is returned in the Created field. See (*xlStorage).StatVol
		if time.Since(vi.Created) < globalAPIConfig.getStaleUploadsExpiry() {
			return nil
		}