Bug #63906 » fix.patch
| src/mds/Server.cc | ||
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void Server::handle_client_getattr(MDRequestRef& mdr, bool is_lookup)
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{
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const cref_t<MClientRequest> &req = mdr->client_request;
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client_t client = mdr->get_client();
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if (req->get_filepath().depth() == 0 && is_lookup) {
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// refpath can't be empty for lookup but it can for
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| ... | ... | |
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if (r > 0)
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return; // delayed
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if (!r) {
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CInode *in = mdr->in[0];
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if ((mask & CEPH_CAP_LINK_SHARED) &&
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(in->linklock.is_xlocked() && !in->linklock.is_xlocked_by_client(client))) {
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in->linklock.add_waiter(SimpleLock::WAIT_STABLE, new C_MDS_RetryRequest(mdcache, mdr));
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mds->mdlog->flush();
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return;
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}
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if ((mask & CEPH_CAP_AUTH_SHARED) &&
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(in->authlock.is_xlocked() && !in->authlock.is_xlocked_by_client(client))) {
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in->authlock.add_waiter(SimpleLock::WAIT_STABLE, new C_MDS_RetryRequest(mdcache, mdr));
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mds->mdlog->flush();
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return;
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}
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if ((mask & CEPH_CAP_XATTR_SHARED) &&
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(in->xattrlock.is_xlocked() && !in->xattrlock.is_xlocked_by_client(client))) {
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in->authlock.add_waiter(SimpleLock::WAIT_STABLE, new C_MDS_RetryRequest(mdcache, mdr));
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mds->mdlog->flush();
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return;
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}
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if ((mask & CEPH_CAP_FILE_SHARED) &&
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(in->filelock.is_xlocked() && !in->filelock.is_xlocked_by_client(client))) {
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in->authlock.add_waiter(SimpleLock::WAIT_STABLE, new C_MDS_RetryRequest(mdcache, mdr));
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mds->mdlog->flush();
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return;
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}
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}
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if (r < 0) {
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// fall-thru. let rdlock_path_pin_ref() check again.
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} else if (is_lookup) {
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| ... | ... | |
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* handling this case here is easier than weakening rdlock
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* semantics... that would cause problems elsewhere.
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*/
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client_t client = mdr->get_client();
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int issued = 0;
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Capability *cap = ref->get_client_cap(client);
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if (cap && (mdr->snapid == CEPH_NOSNAP ||
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