This series protects an open of a mapped rbd image from succeeding once an unmap of that image is underway. Note: Once committed these should be back-ported. -Alex [PATCH 1/2] rbd: define flags field, use it for exists flag [PATCH 2/2] rbd: prevent open for image being removed -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html