/*
* Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011 Whamcloud, Inc.
+ *
*/
/*
* This file is part of Lustre, http://www.lustre.org/
/**
* Validate oa from client.
- * 1. If the request comes from 1.8 clients, it will reset o_seq with MDT0.
- * 2. If the request comes from 2.0 clients, currently only RSVD seq and IDIF
- * req are valid.
- * a. for single MDS seq = FID_SEQ_OST_MDT0,
- * b. for CMD, seq = FID_SEQ_OST_MDT0, FID_SEQ_OST_MDT1 - FID_SEQ_OST_MAX
+ * If the request comes from 2.0 clients, currently only RSVD seq and IDIF
+ * req are valid.
+ * a. for single MDS seq = FID_SEQ_OST_MDT0,
+ * b. for CMD, seq = FID_SEQ_OST_MDT0, FID_SEQ_OST_MDT1 - FID_SEQ_OST_MAX
*/
static int ost_validate_obdo(struct obd_export *exp, struct obdo *oa,
struct obd_ioobj *ioobj)
{
- if (oa != NULL && (!(oa->o_valid & OBD_MD_FLGROUP) ||
- !(exp->exp_connect_flags & OBD_CONNECT_FULL20))) {
+ if (oa != NULL && !(oa->o_valid & OBD_MD_FLGROUP)) {
oa->o_seq = FID_SEQ_OST_MDT0;
if (ioobj)
ioobj->ioo_seq = FID_SEQ_OST_MDT0;
capa = req_capsule_client_get(&req->rq_pill, &RMF_CAPA1);
if (capa == NULL) {
CERROR("Missing capability for OST GETATTR");
- RETURN (-EFAULT);
+ GOTO(unlock, rc = -EFAULT);
}
}
OBD_ALLOC_PTR(oinfo);
if (!oinfo)
- RETURN(-ENOMEM);
+ GOTO(unlock, rc = -ENOMEM);
oinfo->oi_oa = &body->oa;
oinfo->oi_capa = capa;
repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY);
repbody->oa = body->oa;
+ ost_drop_id(exp, &repbody->oa);
+unlock:
ost_lock_put(exp, &lh, LCK_PR);
- ost_drop_id(exp, &repbody->oa);
RETURN(0);
}
&RMF_CAPA1);
if (capa == NULL) {
CERROR("Missing capability for OST PUNCH");
- RETURN (-EFAULT);
+ GOTO(unlock, rc = -EFAULT);
}
}
OBD_ALLOC_PTR(oinfo);
if (!oinfo)
- RETURN(-ENOMEM);
+ GOTO(unlock, rc = -ENOMEM);
oinfo->oi_oa = &body->oa;
oinfo->oi_policy.l_extent.start = oinfo->oi_oa->o_size;
oinfo->oi_policy.l_extent.end = oinfo->oi_oa->o_blocks;
req->rq_status = obd_punch(exp, oinfo, oti, NULL);
OBD_FREE_PTR(oinfo);
+unlock:
ost_lock_put(exp, &lh, LCK_PW);
}
RETURN(0);
}
-static int ost_bulk_timeout(void *data)
-{
- ENTRY;
- /* We don't fail the connection here, because having the export
- * killed makes the (vital) call to commitrw very sad.
- */
- RETURN(1);
-}
-
static __u32 ost_checksum_bulk(struct ptlrpc_bulk_desc *desc, int opc,
cksum_type_t cksum_type)
{
}
if (body->oa.o_valid & OBD_MD_FLCKSUM) {
- cksum_type_t cksum_type = OBD_CKSUM_CRC32;
-
- if (body->oa.o_valid & OBD_MD_FLFLAGS)
- cksum_type = cksum_type_unpack(body->oa.o_flags);
+ cksum_type_t cksum_type =
+ cksum_type_unpack(body->oa.o_valid & OBD_MD_FLFLAGS ?
+ body->oa.o_flags : 0);
body->oa.o_flags = cksum_type_pack(cksum_type);
body->oa.o_valid = OBD_MD_FLCKSUM | OBD_MD_FLFLAGS;
- body->oa.o_cksum = ost_checksum_bulk(desc, OST_READ, cksum_type);
+ body->oa.o_cksum = ost_checksum_bulk(desc, OST_READ,cksum_type);
CDEBUG(D_PAGE,"checksum at read origin: %x\n",body->oa.o_cksum);
} else {
body->oa.o_valid = 0;
/* Check if client was evicted while we were doing i/o before touching
network */
if (rc == 0) {
- /* Check if there is eviction in progress, and if so, wait for
- * it to finish */
- if (unlikely(cfs_atomic_read(&exp->exp_obd->
- obd_evict_inprogress))) {
- lwi = LWI_INTR(NULL, NULL);
- rc = l_wait_event(exp->exp_obd->
- obd_evict_inprogress_waitq,
- !cfs_atomic_read(&exp->exp_obd->
- obd_evict_inprogress),
- &lwi);
- }
- /* Check if client was evicted or tried to reconnect already */
- if (exp->exp_failed || exp->exp_abort_active_req)
- rc = -ENOTCONN;
- else {
- rc = sptlrpc_svc_wrap_bulk(req, desc);
- if (rc == 0)
- rc = ptlrpc_start_bulk_transfer(desc);
- }
-
- if (rc == 0) {
- time_t start = cfs_time_current_sec();
- do {
- long timeoutl = req->rq_deadline -
- cfs_time_current_sec();
- cfs_duration_t timeout = timeoutl <= 0 ?
- CFS_TICK : cfs_time_seconds(timeoutl);
- lwi = LWI_TIMEOUT_INTERVAL(timeout,
- cfs_time_seconds(1),
- ost_bulk_timeout,
- desc);
- rc = l_wait_event(desc->bd_waitq,
- !ptlrpc_server_bulk_active(desc) ||
- exp->exp_failed ||
- exp->exp_abort_active_req,
- &lwi);
- LASSERT(rc == 0 || rc == -ETIMEDOUT);
- /* Wait again if we changed deadline */
- } while ((rc == -ETIMEDOUT) &&
- (req->rq_deadline > cfs_time_current_sec()));
-
- if (rc == -ETIMEDOUT) {
- DEBUG_REQ(D_ERROR, req,
- "timeout on bulk PUT after %ld%+lds",
- req->rq_deadline - start,
- cfs_time_current_sec() -
- req->rq_deadline);
- ptlrpc_abort_bulk(desc);
- } else if (exp->exp_failed) {
- DEBUG_REQ(D_ERROR, req, "Eviction on bulk PUT");
- rc = -ENOTCONN;
- ptlrpc_abort_bulk(desc);
- } else if (exp->exp_abort_active_req) {
- DEBUG_REQ(D_ERROR, req, "Reconnect on bulk PUT");
- /* we don't reply anyway */
- rc = -ETIMEDOUT;
- ptlrpc_abort_bulk(desc);
- } else if (!desc->bd_success ||
- desc->bd_nob_transferred != desc->bd_nob) {
- DEBUG_REQ(D_ERROR, req, "%s bulk PUT %d(%d)",
- desc->bd_success ?
- "truncated" : "network error on",
- desc->bd_nob_transferred,
- desc->bd_nob);
- /* XXX should this be a different errno? */
- rc = -ETIMEDOUT;
- }
- } else {
- DEBUG_REQ(D_ERROR, req, "bulk PUT failed: rc %d", rc);
- }
+ rc = target_bulk_io(exp, desc, &lwi);
no_reply = rc != 0;
}
/* pause before transaction has been started */
OBD_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_BULK, (obd_timeout + 1) / 4);
- /* Check if there is eviction in progress, and if so, wait for it to
- * finish */
- if (unlikely(cfs_atomic_read(&exp->exp_obd->obd_evict_inprogress))) {
- lwi = LWI_INTR(NULL, NULL); // We do not care how long it takes
- rc = l_wait_event(exp->exp_obd->obd_evict_inprogress_waitq,
- !cfs_atomic_read(&exp->exp_obd->obd_evict_inprogress),
- &lwi);
- }
- if (exp->exp_failed)
- GOTO(out, rc = -ENOTCONN);
-
/* ost_body, ioobj & noibuf_remote are verified and swabbed in
* ost_rw_hpreq_check(). */
body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY);
if (rc != 0)
GOTO(out_lock, rc);
- /* Check if client was evicted or tried to reconnect while we
- * were doing i/o before touching network */
- if (desc->bd_export->exp_failed ||
- desc->bd_export->exp_abort_active_req)
- rc = -ENOTCONN;
- else
- rc = ptlrpc_start_bulk_transfer(desc);
- if (rc == 0) {
- time_t start = cfs_time_current_sec();
- do {
- long timeoutl = req->rq_deadline -
- cfs_time_current_sec();
- cfs_duration_t timeout = timeoutl <= 0 ?
- CFS_TICK : cfs_time_seconds(timeoutl);
- lwi = LWI_TIMEOUT_INTERVAL(timeout, cfs_time_seconds(1),
- ost_bulk_timeout, desc);
- rc = l_wait_event(desc->bd_waitq,
- !ptlrpc_server_bulk_active(desc) ||
- desc->bd_export->exp_failed ||
- desc->bd_export->exp_abort_active_req,
- &lwi);
- LASSERT(rc == 0 || rc == -ETIMEDOUT);
- /* Wait again if we changed deadline */
- } while ((rc == -ETIMEDOUT) &&
- (req->rq_deadline > cfs_time_current_sec()));
-
- if (rc == -ETIMEDOUT) {
- DEBUG_REQ(D_ERROR, req,
- "timeout on bulk GET after %ld%+lds",
- req->rq_deadline - start,
- cfs_time_current_sec() -
- req->rq_deadline);
- ptlrpc_abort_bulk(desc);
- } else if (desc->bd_export->exp_failed) {
- DEBUG_REQ(D_ERROR, req, "Eviction on bulk GET");
- rc = -ENOTCONN;
- ptlrpc_abort_bulk(desc);
- } else if (desc->bd_export->exp_abort_active_req) {
- DEBUG_REQ(D_ERROR, req, "Reconnect on bulk GET");
- /* we don't reply anyway */
- rc = -ETIMEDOUT;
- ptlrpc_abort_bulk(desc);
- } else if (!desc->bd_success) {
- DEBUG_REQ(D_ERROR, req, "network error on bulk GET");
- /* XXX should this be a different errno? */
- rc = -ETIMEDOUT;
- } else {
- rc = sptlrpc_svc_unwrap_bulk(req, desc);
- }
- } else {
- DEBUG_REQ(D_ERROR, req, "ptlrpc_bulk_get failed: rc %d", rc);
- }
+ rc = target_bulk_io(exp, desc, &lwi);
no_reply = rc != 0;
skip_transfer:
RETURN(-ENOMEM);
OBDO_ALLOC(oa);
if (!oa) {
- OBD_FREE_PTR(oa);
+ OBD_FREE_PTR(oinfo);
RETURN(-ENOMEM);
}
oa->o_id = lock->l_resource->lr_name.name[0];