if (atomic_dec_and_test(&oxe->oxe_ref)) {
LASSERT(list_empty(&oxe->oxe_list));
- OBD_FREE(oxe, oxe->oxe_buflen);
+ OBD_FREE_LARGE(oxe, oxe->oxe_buflen);
}
}
if (oxe)
return oxe;
- OBD_ALLOC(oxe, size);
+ OBD_ALLOC_LARGE(oxe, size);
if (unlikely(!oxe))
return NULL;
spin_unlock(&obj->opo_lock);
if (tmp) {
- OBD_FREE(oxe, size);
+ OBD_FREE_LARGE(oxe, size);
oxe = tmp;
}
bool unlink_only = false;
if (oxe->oxe_buflen < size) {
- OBD_ALLOC(new, size);
+ OBD_ALLOC_LARGE(new, size);
if (likely(new)) {
INIT_LIST_HEAD(&new->oxe_list);
new->oxe_buflen = size;
lustre_swab_obdo(wobdo);
lustre_get_wire_obdo(NULL, lobdo, wobdo);
- spin_lock(&obj->opo_lock);
- la_from_obdo(&obj->opo_attr, lobdo, lobdo->o_valid);
- if (attr != NULL)
- *attr = obj->opo_attr;
- spin_unlock(&obj->opo_lock);
+ if (obj) {
+ spin_lock(&obj->opo_lock);
+ la_from_obdo(&obj->opo_attr, lobdo, lobdo->o_valid);
+ spin_unlock(&obj->opo_lock);
+ }
+ if (attr)
+ la_from_obdo(attr, lobdo, lobdo->o_valid);
return 0;
}
struct osp_update_request *update;
struct object_update_reply *reply;
struct ptlrpc_request *req = NULL;
- int rc = 0;
+ int invalidated, cache = 0, rc = 0;
ENTRY;
if (is_ost_obj(&dt->do_lu) && obj->opo_non_exist)
dev->dd_lu_dev.ld_obd->obd_name,
PFID(lu_object_fid(&dt->do_lu)), rc);
- GOTO(out, rc);
+ GOTO(out_req, rc);
}
+ invalidated = atomic_read(&obj->opo_invalidate_seq);
+
rc = osp_remote_sync(env, osp, update, &req);
+
+ down_read(&obj->opo_invalidate_sem);
+ if (invalidated == atomic_read(&obj->opo_invalidate_seq)) {
+ /* no invalited has came so far, we can cache the attrs */
+ cache = 1;
+ }
+
if (rc != 0) {
if (rc == -ENOENT) {
osp2lu_obj(obj)->lo_header->loh_attr &= ~LOHA_EXISTS;
- obj->opo_non_exist = 1;
+ if (cache)
+ obj->opo_non_exist = 1;
} else {
CERROR("%s:osp_attr_get update error "DFID": rc = %d\n",
dev->dd_lu_dev.ld_obd->obd_name,
if (reply == NULL || reply->ourp_magic != UPDATE_REPLY_MAGIC)
GOTO(out, rc = -EPROTO);
- rc = osp_get_attr_from_reply(env, reply, req, attr, obj, 0);
+ rc = osp_get_attr_from_reply(env, reply, req, attr,
+ cache ? obj : NULL, 0);
if (rc != 0)
GOTO(out, rc);
spin_lock(&obj->opo_lock);
- obj->opo_stale = 0;
+ if (cache)
+ obj->opo_stale = 0;
spin_unlock(&obj->opo_lock);
GOTO(out, rc);
out:
+ up_read(&obj->opo_invalidate_sem);
+
+out_req:
if (req != NULL)
ptlrpc_req_finished(req);
struct object_update_reply *reply;
struct osp_xattr_entry *oxe = NULL;
const char *dname = osp_dto2name(obj);
- int rc = 0;
+ int invalidated, rc = 0;
ENTRY;
LASSERT(buf != NULL);
if (unlikely(obj->opo_non_exist))
RETURN(-ENOENT);
+ invalidated = atomic_read(&obj->opo_invalidate_seq);
+
oxe = osp_oac_xattr_find(obj, name, false);
if (oxe != NULL) {
spin_lock(&obj->opo_lock);
}
update = osp_update_request_create(dev);
if (IS_ERR(update))
- GOTO(out, rc = PTR_ERR(update));
+ GOTO(out_req, rc = PTR_ERR(update));
rc = OSP_UPDATE_RPC_PACK(env, out_xattr_get_pack, update,
lu_object_fid(&dt->do_lu), name, buf->lb_len);
if (rc != 0) {
CERROR("%s: Insert update error "DFID": rc = %d\n",
dname, PFID(lu_object_fid(&dt->do_lu)), rc);
- GOTO(out, rc);
+ GOTO(out_req, rc);
}
rc = osp_remote_sync(env, osp, update, &req);
+
+ down_read(&obj->opo_invalidate_sem);
+ if (invalidated != atomic_read(&obj->opo_invalidate_seq)) {
+ /* invalidated has been requested, we can't cache the result */
+ if (rc < 0) {
+ if (rc == -ENOENT)
+ dt->do_lu.lo_header->loh_attr &= ~LOHA_EXISTS;
+ GOTO(out, rc);
+ }
+ reply = req_capsule_server_sized_get(&req->rq_pill,
+ &RMF_OUT_UPDATE_REPLY,
+ OUT_UPDATE_REPLY_SIZE);
+ if (reply->ourp_magic != UPDATE_REPLY_MAGIC) {
+ CERROR("%s: Wrong version %x expected %x "DFID
+ ": rc = %d\n", dname, reply->ourp_magic,
+ UPDATE_REPLY_MAGIC,
+ PFID(lu_object_fid(&dt->do_lu)), -EPROTO);
+ GOTO(out, rc = -EPROTO);
+ }
+ rc = object_update_result_data_get(reply, rbuf, 0);
+ GOTO(out, rc);
+ }
+
if (rc < 0) {
if (rc == -ENOENT) {
dt->do_lu.lo_header->loh_attr &= ~LOHA_EXISTS;
GOTO(out, rc);
out:
+ up_read(&obj->opo_invalidate_sem);
+
+out_req:
if (rc > 0 && buf->lb_buf) {
if (unlikely(buf->lb_len < rbuf->lb_len))
rc = -ERANGE;
CDEBUG(D_HA, "Invalidate osp_object "DFID"\n",
PFID(lu_object_fid(&dt->do_lu)));
- osp_obj_invalidate_cache(obj);
+
+ /* serialize attr/EA set vs. invalidation */
+ down_write(&obj->opo_invalidate_sem);
+
+ /* this should invalidate all in-flights */
+ atomic_inc(&obj->opo_invalidate_seq);
spin_lock(&obj->opo_lock);
- obj->opo_stale = 1;
+ /* do not mark new objects stale */
+ if (obj->opo_attr.la_valid)
+ obj->opo_stale = 1;
+ obj->opo_non_exist = 0;
spin_unlock(&obj->opo_lock);
+ osp_obj_invalidate_cache(obj);
+
+ up_write(&obj->opo_invalidate_sem);
+
RETURN(0);
}
+bool osp_check_stale(struct dt_object *dt)
+{
+ struct osp_object *obj = dt2osp_obj(dt);
+
+ if (is_ost_obj(&dt->do_lu) && obj->opo_non_exist)
+ return true;
+
+ return obj->opo_stale;
+}
+
+
/**
* Implement OSP layer dt_object_operations::do_declare_create() interface.
*
if (unlikely(!fid_is_zero(fid))) {
/* replay case: caller knows fid */
- osi->osi_off = sizeof(osi->osi_id) * d->opd_index;
- osi->osi_lb.lb_len = sizeof(osi->osi_id);
- osi->osi_lb.lb_buf = NULL;
-
+ osp_objid_buf_prep(&osi->osi_lb, &osi->osi_off, NULL,
+ d->opd_index);
rc = dt_declare_record_write(env, d->opd_last_used_oid_file,
&osi->osi_lb, osi->osi_off,
local_th);
o->opo_reserved = 1;
/* common for all OSPs file hystorically */
- osi->osi_off = sizeof(osi->osi_id) * d->opd_index;
- osi->osi_lb.lb_len = sizeof(osi->osi_id);
- osi->osi_lb.lb_buf = NULL;
+ osp_objid_buf_prep(&osi->osi_lb, &osi->osi_off, NULL,
+ d->opd_index);
rc = dt_declare_record_write(env, d->opd_last_used_oid_file,
&osi->osi_lb, osi->osi_off,
local_th);
int rc = 0;
struct lu_fid *fid = &osi->osi_fid;
struct thandle *local_th;
- struct lu_fid *last_fid = &d->opd_last_used_fid;
ENTRY;
if (is_only_remote_trans(th) &&
/* Only need update last_used oid file, seq file will only be update
* during seq rollover */
- if (fid_is_idif((last_fid)))
- osi->osi_id = fid_idif_id(fid_seq(last_fid),
- fid_oid(last_fid), fid_ver(last_fid));
- else
- osi->osi_id = fid_oid(last_fid);
osp_objid_buf_prep(&osi->osi_lb, &osi->osi_off,
- &osi->osi_id, d->opd_index);
+ &d->opd_last_id, d->opd_index);
rc = dt_record_write(env, d->opd_last_used_oid_file, &osi->osi_lb,
&osi->osi_off, local_th);
__free_page(pages[i]);
}
}
- OBD_FREE(pages, npages * sizeof(*pages));
+ OBD_FREE_PTR_ARRAY(pages, npages);
}
OBD_FREE_PTR(it);
}
npages = min_t(unsigned int, OFD_MAX_BRW_SIZE, 1 << 20);
npages /= PAGE_SIZE;
- OBD_ALLOC(pages, npages * sizeof(*pages));
+ OBD_ALLOC_PTR_ARRAY(pages, npages);
if (pages == NULL)
RETURN(-ENOMEM);
ptlrpc_at_set_req_timeout(req);
desc = ptlrpc_prep_bulk_imp(req, npages, 1,
- PTLRPC_BULK_PUT_SINK | PTLRPC_BULK_BUF_KIOV,
+ PTLRPC_BULK_PUT_SINK,
MDS_BULK_PORTAL,
&ptlrpc_bulk_kiov_pin_ops);
if (desc == NULL)
if (pages[i] != NULL)
__free_page(pages[i]);
}
- OBD_FREE(pages, it->ooi_total_npages * sizeof(*pages));
+ OBD_FREE_PTR_ARRAY(pages, it->ooi_total_npages);
it->ooi_pos_page = 0;
it->ooi_total_npages = 0;
o->lo_header->loh_attr |= LOHA_REMOTE;
INIT_LIST_HEAD(&po->opo_xattr_list);
INIT_LIST_HEAD(&po->opo_invalidate_cb_list);
+ init_rwsem(&po->opo_invalidate_sem);
if (is_ost_obj(o)) {
po->opo_obj.do_ops = &osp_obj_ops;
RETURN(rc);
}
+static void osp_object_free_rcu(struct rcu_head *head)
+{
+ struct osp_object *obj = container_of(head, struct osp_object,
+ opo_header.loh_rcu);
+
+ kmem_cache_free(osp_object_kmem, obj);
+}
+
/**
* Implement OSP layer lu_object_operations::loo_object_free() interface.
*
"Still has %d users on the xattr entry %.*s\n",
count-1, (int)oxe->oxe_namelen, oxe->oxe_buf);
- OBD_FREE(oxe, oxe->oxe_buflen);
+ OBD_FREE_LARGE(oxe, oxe->oxe_buflen);
}
- OBD_SLAB_FREE_PTR(obj, osp_object_kmem);
+ OBD_FREE_PRE(obj, sizeof(*obj), "slab-freed");
+ call_rcu(&obj->opo_header.loh_rcu, osp_object_free_rcu);
}
/**