That's just one example, presumably any request that is serailsed from the network may contain this error code. Specifically the ser/des of the messages happens in net/ceph (libcephfs) code and fs/ceph handles the fs logic. On Thu, Mar 6, 2025 at 3:48 PM David Howells <dhowells@xxxxxxxxxx> wrote: > > Alex Markuze <amarkuze@xxxxxxxxxx> wrote: > > > Yes, that won't work on sparc/parsic/alpha and mips. > > Both the Block device server and the meta data server may return a > > code 85 to a client's request. > > Notice in this example that the rc value is taken from the request > > struct which in turn was serialised from the network. > > > > static void ceph_aio_complete_req(struct ceph_osd_request *req) > > { > > int rc = req->r_result; > > The term "ewww" springs to mind :-) > > Does that mean that EOLDSNAPC can arrive by this function? > > David >