int lmv_intent_lock(struct obd_export *exp, struct md_op_data *op_data, void *lmm, int lmmsize, struct lookup_intent *it, int flags, struct ptlrpc_request **reqp, ldlm_blocking_callback cb_blocking, __u64 extra_lock_flags) { struct obd_device *obd = exp->exp_obd; int rc; LASSERT(it != NULL); LASSERT(fid_is_sane(&op_data->op_fid1)); CDEBUG(D_INODE, "INTENT LOCK '%s' for '%*s' on "DFID"\n", LL_IT2STR(it), op_data->op_namelen, op_data->op_name, PFID(&op_data->op_fid1)); rc = lmv_check_connect(obd); if (rc) return rc; if (it->it_op & (IT_LOOKUP | IT_GETATTR | IT_LAYOUT)) rc = lmv_intent_lookup(exp, op_data, lmm, lmmsize, it, flags, reqp, cb_blocking, extra_lock_flags); else if (it->it_op & IT_OPEN) rc = lmv_intent_open(exp, op_data, lmm, lmmsize, it, flags, reqp, cb_blocking, extra_lock_flags); else LBUG(); return rc; }
int lmv_intent_lock(struct obd_export *exp, struct md_op_data *op_data, struct lookup_intent *it, struct ptlrpc_request **reqp, ldlm_blocking_callback cb_blocking, __u64 extra_lock_flags) { struct obd_device *obd = exp->exp_obd; int rc; ENTRY; LASSERT(it != NULL); LASSERT(fid_is_sane(&op_data->op_fid1)); CDEBUG(D_INODE, "INTENT LOCK '%s' for "DFID" '%.*s' on "DFID"\n", LL_IT2STR(it), PFID(&op_data->op_fid2), (int)op_data->op_namelen, op_data->op_name, PFID(&op_data->op_fid1)); rc = lmv_check_connect(obd); if (rc) RETURN(rc); if (it->it_op & (IT_LOOKUP | IT_GETATTR | IT_LAYOUT)) rc = lmv_intent_lookup(exp, op_data, it, reqp, cb_blocking, extra_lock_flags); else if (it->it_op & IT_OPEN) rc = lmv_intent_open(exp, op_data, it, reqp, cb_blocking, extra_lock_flags); else LBUG(); if (rc < 0) { struct lustre_handle lock_handle; if (it->d.lustre.it_lock_mode != 0) { lock_handle.cookie = it->d.lustre.it_lock_handle; ldlm_lock_decref(&lock_handle, it->d.lustre.it_lock_mode); } it->d.lustre.it_lock_handle = 0; it->d.lustre.it_lock_mode = 0; if (it->d.lustre.it_remote_lock_mode != 0) { lock_handle.cookie = it->d.lustre.it_remote_lock_handle; ldlm_lock_decref(&lock_handle, it->d.lustre.it_remote_lock_mode); } it->d.lustre.it_remote_lock_handle = 0; it->d.lustre.it_remote_lock_mode = 0; } RETURN(rc); }