* GPL HEADER END
*/
/*
- * Copyright (c) 2011, 2012, Intel Corporation.
+ * Copyright (c) 2011, 2014, Intel Corporation.
*/
/*
* lustre/target/tgt_handler.c
#include <obd.h>
#include <obd_class.h>
#include <obd_cksum.h>
+#include <md_object.h>
+#include <lustre_lfsck.h>
+#include <lustre_nodemap.h>
#include "tgt_internal.h"
tsi->tsi_mdt_body = body;
- if (!(body->valid & OBD_MD_FLID))
+ if (!(body->mbo_valid & OBD_MD_FLID))
RETURN(0);
/* mdc_pack_body() doesn't check if fid is zero and set OBD_ML_FID
* in any case in pre-2.5 clients. Fix that here if needed */
- if (unlikely(fid_is_zero(&body->fid1)))
+ if (unlikely(fid_is_zero(&body->mbo_fid1)))
RETURN(0);
- if (!fid_is_sane(&body->fid1)) {
+ if (!fid_is_sane(&body->mbo_fid1)) {
CERROR("%s: invalid FID: "DFID"\n", tgt_name(tsi->tsi_tgt),
- PFID(&body->fid1));
+ PFID(&body->mbo_fid1));
RETURN(-EINVAL);
}
obj = lu_object_find(tsi->tsi_env,
&tsi->tsi_tgt->lut_bottom->dd_lu_dev,
- &body->fid1, NULL);
+ &body->mbo_fid1, NULL);
if (!IS_ERR(obj)) {
if ((flags & HABEO_CORPUS) && !lu_object_exists(obj)) {
lu_object_put(tsi->tsi_env, obj);
/* for capability renew ENOENT will be handled in
* mdt_renew_capa */
- if (body->valid & OBD_MD_FLOSSCAPA)
+ if (body->mbo_valid & OBD_MD_FLOSSCAPA)
rc = 0;
else
rc = -ENOENT;
} else {
rc = PTR_ERR(obj);
}
+
+ tsi->tsi_fid = body->mbo_fid1;
+
RETURN(rc);
}
*/
int tgt_validate_obdo(struct tgt_session_info *tsi, struct obdo *oa)
{
- int rc;
-
+ struct ost_id *oi = &oa->o_oi;
+ u64 seq = ostid_seq(oi);
+ u64 id = ostid_id(oi);
+ int rc;
ENTRY;
if (unlikely(!(exp_connect_flags(tsi->tsi_exp) & OBD_CONNECT_FID) &&
- fid_seq_is_echo(oa->o_oi.oi.oi_seq))) {
+ fid_seq_is_echo(seq))) {
/* Sigh 2.[123] client still sends echo req with oi_id = 0
* during create, and we will reset this to 1, since this
* oi_id is basically useless in the following create process,
* but oi_id == 0 will make it difficult to tell whether it is
* real FID or ost_id. */
- oa->o_oi.oi_fid.f_oid = oa->o_oi.oi.oi_id ?: 1;
- oa->o_oi.oi_fid.f_seq = FID_SEQ_ECHO;
- oa->o_oi.oi_fid.f_ver = 0;
+ oi->oi_fid.f_seq = FID_SEQ_ECHO;
+ oi->oi_fid.f_oid = id ?: 1;
+ oi->oi_fid.f_ver = 0;
} else {
- if (unlikely((oa->o_valid & OBD_MD_FLID &&
- ostid_id(&oa->o_oi) == 0)))
+ struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
+
+ if (unlikely((oa->o_valid & OBD_MD_FLID) && id == 0))
GOTO(out, rc = -EPROTO);
/* Note: this check might be forced in 2.5 or 2.6, i.e.
* all of the requests are required to setup FLGROUP */
if (unlikely(!(oa->o_valid & OBD_MD_FLGROUP))) {
- ostid_set_seq_mdt0(&oa->o_oi);
+ ostid_set_seq_mdt0(oi);
oa->o_valid |= OBD_MD_FLGROUP;
+ seq = ostid_seq(oi);
}
- if (unlikely(!(fid_seq_is_idif(ostid_seq(&oa->o_oi)) ||
- fid_seq_is_mdt0(ostid_seq(&oa->o_oi)) ||
- fid_seq_is_norm(ostid_seq(&oa->o_oi)) ||
- fid_seq_is_echo(ostid_seq(&oa->o_oi)))))
+ if (unlikely(!(fid_seq_is_idif(seq) || fid_seq_is_mdt0(seq) ||
+ fid_seq_is_norm(seq) || fid_seq_is_echo(seq))))
GOTO(out, rc = -EPROTO);
+
+ rc = ostid_to_fid(&tti->tti_fid1, oi,
+ tsi->tsi_tgt->lut_lsd.lsd_osd_index);
+ if (unlikely(rc != 0))
+ GOTO(out, rc);
+
+ oi->oi_fid = tti->tti_fid1;
}
+
RETURN(0);
+
out:
CERROR("%s: client %s sent bad object "DOSTID": rc = %d\n",
tgt_name(tsi->tsi_tgt), obd_export_nid2str(tsi->tsi_exp),
- ostid_seq(&oa->o_oi), ostid_id(&oa->o_oi), rc);
+ seq, id, rc);
return rc;
}
EXPORT_SYMBOL(tgt_validate_obdo);
+static int tgt_io_data_unpack(struct tgt_session_info *tsi, struct ost_id *oi)
+{
+ unsigned max_brw;
+ struct niobuf_remote *rnb;
+ struct obd_ioobj *ioo;
+ int obj_count;
+
+ ENTRY;
+
+ ioo = req_capsule_client_get(tsi->tsi_pill, &RMF_OBD_IOOBJ);
+ if (ioo == NULL)
+ RETURN(-EPROTO);
+
+ rnb = req_capsule_client_get(tsi->tsi_pill, &RMF_NIOBUF_REMOTE);
+ if (rnb == NULL)
+ RETURN(-EPROTO);
+
+ max_brw = ioobj_max_brw_get(ioo);
+ if (unlikely((max_brw & (max_brw - 1)) != 0)) {
+ CERROR("%s: client %s sent bad ioobj max %u for "DOSTID
+ ": rc = %d\n", tgt_name(tsi->tsi_tgt),
+ obd_export_nid2str(tsi->tsi_exp), max_brw,
+ POSTID(oi), -EPROTO);
+ RETURN(-EPROTO);
+ }
+ ioo->ioo_oid = *oi;
+
+ obj_count = req_capsule_get_size(tsi->tsi_pill, &RMF_OBD_IOOBJ,
+ RCL_CLIENT) / sizeof(*ioo);
+ if (obj_count == 0) {
+ CERROR("%s: short ioobj\n", tgt_name(tsi->tsi_tgt));
+ RETURN(-EPROTO);
+ } else if (obj_count > 1) {
+ CERROR("%s: too many ioobjs (%d)\n", tgt_name(tsi->tsi_tgt),
+ obj_count);
+ RETURN(-EPROTO);
+ }
+
+ if (ioo->ioo_bufcnt == 0) {
+ CERROR("%s: ioo has zero bufcnt\n", tgt_name(tsi->tsi_tgt));
+ RETURN(-EPROTO);
+ }
+
+ if (ioo->ioo_bufcnt > PTLRPC_MAX_BRW_PAGES) {
+ DEBUG_REQ(D_RPCTRACE, tgt_ses_req(tsi),
+ "bulk has too many pages (%d)",
+ ioo->ioo_bufcnt);
+ RETURN(-EPROTO);
+ }
+
+ RETURN(0);
+}
+
static int tgt_ost_body_unpack(struct tgt_session_info *tsi, __u32 flags)
{
struct ost_body *body;
struct req_capsule *pill = tsi->tsi_pill;
struct lustre_capa *capa;
- struct obd_ioobj *ioo;
+ struct lu_nodemap *nodemap;
int rc;
ENTRY;
if (rc)
RETURN(rc);
+ nodemap = tsi->tsi_exp->exp_target_data.ted_nodemap;
+
+ body->oa.o_uid = nodemap_map_id(nodemap, NODEMAP_UID,
+ NODEMAP_CLIENT_TO_FS,
+ body->oa.o_uid);
+ body->oa.o_gid = nodemap_map_id(nodemap, NODEMAP_GID,
+ NODEMAP_CLIENT_TO_FS,
+ body->oa.o_gid);
+
if (body->oa.o_valid & OBD_MD_FLOSSCAPA) {
- capa = req_capsule_client_get(tsi->tsi_pill, &RMF_CAPA1);
+ capa = req_capsule_client_get(pill, &RMF_CAPA1);
if (capa == NULL) {
CERROR("%s: OSSCAPA flag is set without capability\n",
tgt_name(tsi->tsi_tgt));
}
tsi->tsi_ost_body = body;
+ tsi->tsi_fid = body->oa.o_oi.oi_fid;
if (req_capsule_has_field(pill, &RMF_OBD_IOOBJ, RCL_CLIENT)) {
- unsigned max_brw;
- struct niobuf_remote *rnb;
-
- ioo = req_capsule_client_get(pill, &RMF_OBD_IOOBJ);
- if (ioo == NULL)
- RETURN(-EPROTO);
-
- rnb = req_capsule_client_get(pill, &RMF_NIOBUF_REMOTE);
- if (rnb == NULL)
- RETURN(-EPROTO);
-
- max_brw = ioobj_max_brw_get(ioo);
- if (unlikely((max_brw & (max_brw - 1)) != 0)) {
- CERROR("%s: client %s sent bad ioobj max %u for "DOSTID
- ": rc = %d\n", tgt_name(tsi->tsi_tgt),
- obd_export_nid2str(tsi->tsi_exp), max_brw,
- POSTID(&body->oa.o_oi), -EPROTO);
- RETURN(-EPROTO);
- }
- ioo->ioo_oid = body->oa.o_oi;
+ rc = tgt_io_data_unpack(tsi, &body->oa.o_oi);
+ if (rc < 0)
+ RETURN(rc);
}
if (!(body->oa.o_valid & OBD_MD_FLID)) {
}
}
- rc = ostid_to_fid(&tsi->tsi_fid, &body->oa.o_oi, 0);
- if (rc != 0)
- RETURN(rc);
-
- if (!fid_is_sane(&tsi->tsi_fid)) {
- CERROR("%s: invalid FID: "DFID"\n", tgt_name(tsi->tsi_tgt),
- PFID(&tsi->tsi_fid));
- RETURN(-EINVAL);
- }
-
ost_fid_build_resid(&tsi->tsi_fid, &tsi->tsi_resid);
/*
RETURN(rc);
}
-static int tgt_unpack_req_pack_rep(struct tgt_session_info *tsi, __u32 flags)
+/*
+ * Do necessary preprocessing according to handler ->th_flags.
+ */
+static int tgt_request_preprocess(struct tgt_session_info *tsi,
+ struct tgt_handler *h,
+ struct ptlrpc_request *req)
{
struct req_capsule *pill = tsi->tsi_pill;
- int rc;
+ __u32 flags = h->th_flags;
+ int rc = 0;
ENTRY;
- if (req_capsule_has_field(pill, &RMF_MDT_BODY, RCL_CLIENT)) {
- rc = tgt_mdt_body_unpack(tsi, flags);
- } else if (req_capsule_has_field(pill, &RMF_OST_BODY, RCL_CLIENT)) {
- rc = tgt_ost_body_unpack(tsi, flags);
- } else {
- rc = 0;
+ if (tsi->tsi_preprocessed)
+ RETURN(0);
+
+ LASSERT(h->th_act != NULL);
+ LASSERT(h->th_opc == lustre_msg_get_opc(req->rq_reqmsg));
+ LASSERT(current->journal_info == NULL);
+
+ LASSERT(ergo(flags & (HABEO_CORPUS | HABEO_REFERO),
+ h->th_fmt != NULL));
+ if (h->th_fmt != NULL) {
+ req_capsule_set(pill, h->th_fmt);
+ if (req_capsule_has_field(pill, &RMF_MDT_BODY, RCL_CLIENT)) {
+ rc = tgt_mdt_body_unpack(tsi, flags);
+ if (rc < 0)
+ RETURN(rc);
+ } else if (req_capsule_has_field(pill, &RMF_OST_BODY,
+ RCL_CLIENT)) {
+ rc = tgt_ost_body_unpack(tsi, flags);
+ if (rc < 0)
+ RETURN(rc);
+ }
}
- if (rc == 0 && flags & HABEO_REFERO) {
- /* Pack reply */
- if (req_capsule_has_field(pill, &RMF_MDT_MD, RCL_SERVER))
- req_capsule_set_size(pill, &RMF_MDT_MD, RCL_SERVER,
- tsi->tsi_mdt_body->eadatasize);
- if (req_capsule_has_field(pill, &RMF_LOGCOOKIES, RCL_SERVER))
- req_capsule_set_size(pill, &RMF_LOGCOOKIES,
- RCL_SERVER, 0);
+ if (flags & MUTABOR && tgt_conn_flags(tsi) & OBD_CONNECT_RDONLY)
+ RETURN(-EROFS);
+
+ if (flags & HABEO_CLAVIS) {
+ struct ldlm_request *dlm_req;
+
+ LASSERT(h->th_fmt != NULL);
- rc = req_capsule_server_pack(pill);
+ dlm_req = req_capsule_client_get(pill, &RMF_DLM_REQ);
+ if (dlm_req != NULL) {
+ if (unlikely(dlm_req->lock_desc.l_resource.lr_type ==
+ LDLM_IBITS &&
+ dlm_req->lock_desc.l_policy_data.\
+ l_inodebits.bits == 0)) {
+ /*
+ * Lock without inodebits makes no sense and
+ * will oops later in ldlm. If client miss to
+ * set such bits, do not trigger ASSERTION.
+ *
+ * For liblustre flock case, it maybe zero.
+ */
+ rc = -EPROTO;
+ } else {
+ tsi->tsi_dlm_req = dlm_req;
+ }
+ } else {
+ rc = -EFAULT;
+ }
}
+ tsi->tsi_preprocessed = 1;
RETURN(rc);
}
{
int serious = 0;
int rc;
- __u32 flags;
ENTRY;
- LASSERT(h->th_act != NULL);
- LASSERT(h->th_opc == lustre_msg_get_opc(req->rq_reqmsg));
- LASSERT(current->journal_info == NULL);
-
/*
* Checking for various OBD_FAIL_$PREF_$OPC_NET codes. _Do_ not try
* to put same checks into handlers like mdt_close(), mdt_reint(),
if (OBD_FAIL_CHECK_ORSET(h->th_fail_id, OBD_FAIL_ONCE))
RETURN(0);
- rc = 0;
- flags = h->th_flags;
- LASSERT(ergo(flags & (HABEO_CORPUS | HABEO_REFERO),
- h->th_fmt != NULL));
- if (h->th_fmt != NULL) {
- req_capsule_set(tsi->tsi_pill, h->th_fmt);
- rc = tgt_unpack_req_pack_rep(tsi, flags);
- }
-
- if (rc == 0 && flags & MUTABOR &&
- tgt_conn_flags(tsi) & OBD_CONNECT_RDONLY)
- rc = -EROFS;
-
- if (rc == 0 && flags & HABEO_CLAVIS) {
- struct ldlm_request *dlm_req;
-
- LASSERT(h->th_fmt != NULL);
+ rc = tgt_request_preprocess(tsi, h, req);
+ /* pack reply if reply format is fixed */
+ if (rc == 0 && h->th_flags & HABEO_REFERO) {
+ /* Pack reply */
+ if (req_capsule_has_field(tsi->tsi_pill, &RMF_MDT_MD,
+ RCL_SERVER))
+ req_capsule_set_size(tsi->tsi_pill, &RMF_MDT_MD,
+ RCL_SERVER,
+ tsi->tsi_mdt_body->mbo_eadatasize);
+ if (req_capsule_has_field(tsi->tsi_pill, &RMF_LOGCOOKIES,
+ RCL_SERVER))
+ req_capsule_set_size(tsi->tsi_pill, &RMF_LOGCOOKIES,
+ RCL_SERVER, 0);
- dlm_req = req_capsule_client_get(tsi->tsi_pill, &RMF_DLM_REQ);
- if (dlm_req != NULL) {
- if (unlikely(dlm_req->lock_desc.l_resource.lr_type ==
- LDLM_IBITS &&
- dlm_req->lock_desc.l_policy_data.\
- l_inodebits.bits == 0)) {
- /*
- * Lock without inodebits makes no sense and
- * will oops later in ldlm. If client miss to
- * set such bits, do not trigger ASSERTION.
- *
- * For liblustre flock case, it maybe zero.
- */
- rc = -EPROTO;
- } else {
- tsi->tsi_dlm_req = dlm_req;
- }
- } else {
- rc = -EFAULT;
- }
+ rc = req_capsule_server_pack(tsi->tsi_pill);
}
if (likely(rc == 0)) {
case MDS_SYNC: /* used in unmounting */
case OBD_PING:
case MDS_REINT:
- case UPDATE_OBJ:
+ case OUT_UPDATE:
case SEQ_QUERY:
case FLD_QUERY:
+ case FLD_READ:
case LDLM_ENQUEUE:
case OST_CREATE:
case OST_DESTROY:
* -ve: abort immediately with the given error code;
* 0: send reply with error code in req->rq_status;
*/
-int tgt_handle_recovery(struct ptlrpc_request *req, int reply_fail_id)
+static int tgt_handle_recovery(struct ptlrpc_request *req, int reply_fail_id)
{
ENTRY;
RETURN(+1);
}
+/* Initial check for request, it is validation mostly */
+static struct tgt_handler *tgt_handler_find_check(struct ptlrpc_request *req)
+{
+ struct tgt_handler *h;
+ struct tgt_opc_slice *s;
+ struct lu_target *tgt;
+ __u32 opc = lustre_msg_get_opc(req->rq_reqmsg);
+
+ ENTRY;
+
+ tgt = class_exp2tgt(req->rq_export);
+
+ for (s = tgt->lut_slice; s->tos_hs != NULL; s++)
+ if (s->tos_opc_start <= opc && opc < s->tos_opc_end)
+ break;
+
+ /* opcode was not found in slice */
+ if (unlikely(s->tos_hs == NULL)) {
+ CERROR("%s: no handlers for opcode 0x%x\n", tgt_name(tgt),
+ opc);
+ RETURN(ERR_PTR(-ENOTSUPP));
+ }
+
+ LASSERT(opc >= s->tos_opc_start && opc < s->tos_opc_end);
+ h = s->tos_hs + (opc - s->tos_opc_start);
+ if (unlikely(h->th_opc == 0)) {
+ CERROR("%s: unsupported opcode 0x%x\n", tgt_name(tgt), opc);
+ RETURN(ERR_PTR(-ENOTSUPP));
+ }
+
+ RETURN(h);
+}
+
int tgt_request_handle(struct ptlrpc_request *req)
{
struct tgt_session_info *tsi = tgt_ses_info(req->rq_svc_thread->t_env);
struct lustre_msg *msg = req->rq_reqmsg;
struct tgt_handler *h;
- struct tgt_opc_slice *s;
struct lu_target *tgt;
int request_fail_id = 0;
__u32 opc = lustre_msg_get_opc(msg);
request_fail_id = tgt->lut_request_fail_id;
tsi->tsi_reply_fail_id = tgt->lut_reply_fail_id;
- for (s = tgt->lut_slice; s->tos_hs != NULL; s++)
- if (s->tos_opc_start <= opc && opc < s->tos_opc_end)
- break;
-
- /* opcode was not found in slice */
- if (unlikely(s->tos_hs == NULL)) {
- CERROR("%s: no handlers for opcode 0x%x\n", tgt_name(tgt), opc);
- req->rq_status = -ENOTSUPP;
+ h = tgt_handler_find_check(req);
+ if (IS_ERR(h)) {
+ req->rq_status = PTR_ERR(h);
rc = ptlrpc_error(req);
GOTO(out, rc);
}
if (CFS_FAIL_CHECK_ORSET(request_fail_id, CFS_FAIL_ONCE))
GOTO(out, rc = 0);
- LASSERT(current->journal_info == NULL);
-
- LASSERT(opc >= s->tos_opc_start && opc < s->tos_opc_end);
- h = s->tos_hs + (opc - s->tos_opc_start);
- if (unlikely(h->th_opc == 0)) {
- CERROR("%s: unsupported opcode 0x%x\n", tgt_name(tgt), opc);
- req->rq_status = -ENOTSUPP;
- rc = ptlrpc_error(req);
- GOTO(out, rc);
- }
-
rc = lustre_msg_check_version(msg, h->th_version);
if (unlikely(rc)) {
DEBUG_REQ(D_ERROR, req, "%s: drop mal-formed request, version"
EXIT;
out:
req_capsule_fini(tsi->tsi_pill);
- tsi->tsi_pill = NULL;
if (tsi->tsi_corpus != NULL) {
lu_object_put(tsi->tsi_env, tsi->tsi_corpus);
tsi->tsi_corpus = NULL;
}
- tsi->tsi_env = NULL;
- tsi->tsi_mdt_body = NULL;
- tsi->tsi_dlm_req = NULL;
- fid_zero(&tsi->tsi_fid);
- memset(&tsi->tsi_resid, 0, sizeof tsi->tsi_resid);
return rc;
}
EXPORT_SYMBOL(tgt_request_handle);
+/** Assign high priority operations to the request if needed. */
+int tgt_hpreq_handler(struct ptlrpc_request *req)
+{
+ struct tgt_session_info *tsi = tgt_ses_info(req->rq_svc_thread->t_env);
+ struct tgt_handler *h;
+ int rc;
+
+ ENTRY;
+
+ if (req->rq_export == NULL)
+ RETURN(0);
+
+ req_capsule_init(&req->rq_pill, req, RCL_SERVER);
+ tsi->tsi_pill = &req->rq_pill;
+ tsi->tsi_env = req->rq_svc_thread->t_env;
+ tsi->tsi_tgt = class_exp2tgt(req->rq_export);
+ tsi->tsi_exp = req->rq_export;
+
+ h = tgt_handler_find_check(req);
+ if (IS_ERR(h)) {
+ rc = PTR_ERR(h);
+ RETURN(rc);
+ }
+
+ rc = tgt_request_preprocess(tsi, h, req);
+ if (unlikely(rc != 0))
+ RETURN(rc);
+
+ if (h->th_hp != NULL)
+ h->th_hp(tsi);
+ RETURN(0);
+}
+EXPORT_SYMBOL(tgt_hpreq_handler);
+
void tgt_counter_incr(struct obd_export *exp, int opcode)
{
lprocfs_counter_incr(exp->exp_obd->obd_stats, opcode);
static int tgt_init_sec_level(struct ptlrpc_request *req)
{
struct lu_target *tgt = class_exp2tgt(req->rq_export);
- char *client = libcfs_nid2str(req->rq_peer.nid);
+ char *client;
struct obd_connect_data *data, *reply;
int rc = 0;
bool remote;
-
ENTRY;
data = req_capsule_client_get(&req->rq_pill, &RMF_CONNECT_DATA);
RETURN(0);
}
+ client = libcfs_nid2str(req->rq_peer.nid);
/* no GSS support case */
if (!req->rq_auth_gss) {
if (tgt->lut_sec_level > LUSTRE_SEC_NONE) {
RETURN(-EACCES);
}
} else {
- if (req->rq_auth_uid == INVALID_UID) {
+ if (!uid_valid(make_kuid(&init_user_ns, req->rq_auth_uid))) {
CDEBUG(D_SEC, "client %s -> target %s: user is not "
"authenticated!\n", client, tgt_name(tgt));
RETURN(-EACCES);
{
return err_serious(-EOPNOTSUPP);
}
-EXPORT_SYMBOL(tgt_obd_log_cancel);
int tgt_obd_qc_callback(struct tgt_session_info *tsi)
{
return err_serious(-EOPNOTSUPP);
}
-EXPORT_SYMBOL(tgt_obd_qc_callback);
int tgt_sendpage(struct tgt_session_info *tsi, struct lu_rdpg *rdpg, int nob)
{
/*
* OBD_IDX_READ handler
*/
-int tgt_obd_idx_read(struct tgt_session_info *tsi)
+static int tgt_obd_idx_read(struct tgt_session_info *tsi)
{
struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
struct lu_rdpg *rdpg = &tti->tti_u.rdpg.tti_rdpg;
}
return rc;
}
-EXPORT_SYMBOL(tgt_obd_idx_read);
struct tgt_handler tgt_obd_handlers[] = {
TGT_OBD_HDL (0, OBD_PING, tgt_obd_ping),
EXPORT_SYMBOL(tgt_obd_handlers);
int tgt_sync(const struct lu_env *env, struct lu_target *tgt,
- struct dt_object *obj)
+ struct dt_object *obj, __u64 start, __u64 end)
{
int rc = 0;
rc = dt_sync(env, tgt->lut_bottom);
} else if (dt_version_get(env, obj) >
tgt->lut_obd->obd_last_committed) {
- rc = dt_object_sync(env, obj);
+ rc = dt_object_sync(env, obj, start, end);
}
RETURN(rc);
/* Ensure that data and metadata are synced to the disk when lock is cancelled
* (if requested) */
-int tgt_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
- void *data, int flag)
+static int tgt_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
+ void *data, int flag)
{
struct lu_env env;
struct lu_target *tgt;
(tgt->lut_sync_lock_cancel == ALWAYS_SYNC_ON_CANCEL ||
(tgt->lut_sync_lock_cancel == BLOCKING_SYNC_ON_CANCEL &&
lock->l_flags & LDLM_FL_CBPENDING))) {
+ __u64 start = 0;
+ __u64 end = OBD_OBJECT_EOF;
+
rc = lu_env_init(&env, LCT_DT_THREAD);
if (unlikely(rc != 0))
RETURN(rc);
- ost_fid_from_resid(&fid, &lock->l_resource->lr_name);
+ ost_fid_from_resid(&fid, &lock->l_resource->lr_name,
+ tgt->lut_lsd.lsd_osd_index);
obj = dt_locate(&env, tgt->lut_bottom, &fid);
if (IS_ERR(obj))
GOTO(err_env, rc = PTR_ERR(obj));
if (!dt_object_exists(obj))
GOTO(err_put, rc = -ENOENT);
- rc = tgt_sync(&env, tgt, obj);
+ if (lock->l_resource->lr_type == LDLM_EXTENT) {
+ start = lock->l_policy_data.l_extent.start;
+ end = lock->l_policy_data.l_extent.end;
+ }
+
+ rc = tgt_sync(&env, tgt, obj, start, end);
if (rc < 0) {
- CERROR("%s: sync failed on lock cancel: rc = %d\n",
- tgt_name(tgt), rc);
+ CERROR("%s: syncing "DFID" ("LPU64"-"LPU64") on lock "
+ "cancel: rc = %d\n",
+ tgt_name(tgt), PFID(&fid),
+ lock->l_policy_data.l_extent.start,
+ lock->l_policy_data.l_extent.end, rc);
}
err_put:
lu_object_put(&env, &obj->do_lu);
RETURN(rc);
}
-struct ldlm_callback_suite tgt_dlm_cbs = {
+static struct ldlm_callback_suite tgt_dlm_cbs = {
.lcs_completion = ldlm_server_completion_ast,
.lcs_blocking = tgt_blocking_ast,
.lcs_glimpse = ldlm_server_glimpse_ast
if (rc)
RETURN(err_serious(rc));
+ switch (LUT_FAIL_CLASS(tsi->tsi_reply_fail_id)) {
+ case LUT_FAIL_MDT:
+ tsi->tsi_reply_fail_id = OBD_FAIL_MDS_LDLM_REPLY_NET;
+ break;
+ case LUT_FAIL_OST:
+ tsi->tsi_reply_fail_id = OBD_FAIL_OST_LDLM_REPLY_NET;
+ break;
+ case LUT_FAIL_MGT:
+ tsi->tsi_reply_fail_id = OBD_FAIL_MGS_LDLM_REPLY_NET;
+ break;
+ default:
+ tsi->tsi_reply_fail_id = OBD_FAIL_LDLM_REPLY;
+ break;
+ }
RETURN(req->rq_status);
}
EXPORT_SYMBOL(tgt_enqueue);
RETURN(req->rq_status);
}
-EXPORT_SYMBOL(tgt_convert);
int tgt_bl_callback(struct tgt_session_info *tsi)
{
return err_serious(-EOPNOTSUPP);
}
-EXPORT_SYMBOL(tgt_bl_callback);
int tgt_cp_callback(struct tgt_session_info *tsi)
{
return err_serious(-EOPNOTSUPP);
}
-EXPORT_SYMBOL(tgt_cp_callback);
/* generic LDLM target handler */
struct tgt_handler tgt_dlm_handlers[] = {
RETURN(rc);
}
-EXPORT_SYMBOL(tgt_llog_destroy);
int tgt_llog_read_header(struct tgt_session_info *tsi)
{
* sec context handlers
*/
/* XXX: Implement based on mdt_sec_ctx_handle()? */
-int tgt_sec_ctx_handle(struct tgt_session_info *tsi)
+static int tgt_sec_ctx_handle(struct tgt_session_info *tsi)
{
return 0;
}
};
EXPORT_SYMBOL(tgt_sec_ctx_handlers);
+int (*tgt_lfsck_in_notify)(const struct lu_env *env,
+ struct dt_device *key,
+ struct lfsck_request *lr,
+ struct thandle *th) = NULL;
+
+void tgt_register_lfsck_in_notify(int (*notify)(const struct lu_env *,
+ struct dt_device *,
+ struct lfsck_request *,
+ struct thandle *))
+{
+ tgt_lfsck_in_notify = notify;
+}
+EXPORT_SYMBOL(tgt_register_lfsck_in_notify);
+
+static int (*tgt_lfsck_query)(const struct lu_env *env,
+ struct dt_device *key,
+ struct lfsck_request *lr) = NULL;
+
+void tgt_register_lfsck_query(int (*query)(const struct lu_env *,
+ struct dt_device *,
+ struct lfsck_request *))
+{
+ tgt_lfsck_query = query;
+}
+EXPORT_SYMBOL(tgt_register_lfsck_query);
+
+/* LFSCK request handlers */
+static int tgt_handle_lfsck_notify(struct tgt_session_info *tsi)
+{
+ const struct lu_env *env = tsi->tsi_env;
+ struct dt_device *key = tsi->tsi_tgt->lut_bottom;
+ struct lfsck_request *lr;
+ int rc;
+ ENTRY;
+
+ lr = req_capsule_client_get(tsi->tsi_pill, &RMF_LFSCK_REQUEST);
+ if (lr == NULL)
+ RETURN(-EPROTO);
+
+ rc = tgt_lfsck_in_notify(env, key, lr, NULL);
+
+ RETURN(rc);
+}
+
+static int tgt_handle_lfsck_query(struct tgt_session_info *tsi)
+{
+ struct lfsck_request *request;
+ struct lfsck_reply *reply;
+ int rc;
+ ENTRY;
+
+ request = req_capsule_client_get(tsi->tsi_pill, &RMF_LFSCK_REQUEST);
+ if (request == NULL)
+ RETURN(-EPROTO);
+
+ reply = req_capsule_server_get(tsi->tsi_pill, &RMF_LFSCK_REPLY);
+ if (reply == NULL)
+ RETURN(-ENOMEM);
+
+ rc = tgt_lfsck_query(tsi->tsi_env, tsi->tsi_tgt->lut_bottom, request);
+ reply->lr_status = rc;
+
+ RETURN(rc < 0 ? rc : 0);
+}
+
+struct tgt_handler tgt_lfsck_handlers[] = {
+TGT_LFSCK_HDL(HABEO_REFERO, LFSCK_NOTIFY, tgt_handle_lfsck_notify),
+TGT_LFSCK_HDL(HABEO_REFERO, LFSCK_QUERY, tgt_handle_lfsck_query),
+};
+EXPORT_SYMBOL(tgt_lfsck_handlers);
+
/*
* initialize per-thread page pool (bug 5137).
*/
LASSERT(mode == LCK_PR || mode == LCK_PW);
LASSERT(!lustre_handle_is_used(lh));
- if (nrbufs == 0 || !(nb[0].flags & OBD_BRW_SRVLOCK))
+ if (nrbufs == 0 || !(nb[0].rnb_flags & OBD_BRW_SRVLOCK))
RETURN(0);
for (i = 1; i < nrbufs; i++)
- if (!(nb[i].flags & OBD_BRW_SRVLOCK))
+ if (!(nb[i].rnb_flags & OBD_BRW_SRVLOCK))
RETURN(-EFAULT);
- RETURN(tgt_extent_lock(ns, res_id, nb[0].offset,
- nb[nrbufs - 1].offset + nb[nrbufs - 1].len - 1,
+ RETURN(tgt_extent_lock(ns, res_id, nb[0].rnb_offset,
+ nb[nrbufs - 1].rnb_offset +
+ nb[nrbufs - 1].rnb_len - 1,
lh, mode, &flags));
}
-EXPORT_SYMBOL(tgt_brw_lock);
void tgt_brw_unlock(struct obd_ioobj *obj, struct niobuf_remote *niob,
struct lustre_handle *lh, int mode)
ENTRY;
LASSERT(mode == LCK_PR || mode == LCK_PW);
- LASSERT((obj->ioo_bufcnt > 0 && (niob[0].flags & OBD_BRW_SRVLOCK)) ==
+ LASSERT((obj->ioo_bufcnt > 0 &&
+ (niob[0].rnb_flags & OBD_BRW_SRVLOCK)) ==
lustre_handle_is_used(lh));
+
if (lustre_handle_is_used(lh))
tgt_extent_unlock(lh, mode);
EXIT;
}
-EXPORT_SYMBOL(tgt_brw_unlock);
static __u32 tgt_checksum_bulk(struct lu_target *tgt,
struct ptlrpc_bulk_desc *desc, int opc,
}
}
- bufsize = 4;
+ bufsize = sizeof(cksum);
err = cfs_crypto_hash_final(hdesc, (unsigned char *)&cksum, &bufsize);
- if (err)
- cfs_crypto_hash_final(hdesc, NULL, NULL);
return cksum;
}
struct ost_body *body, *repbody;
struct l_wait_info lwi;
struct lustre_handle lockh = { 0 };
- int niocount, npages, nob = 0, rc, i;
- int no_reply = 0;
+ int npages, nob = 0, rc, i, no_reply = 0;
struct tgt_thread_big_cache *tbc = req->rq_svc_thread->t_data;
ENTRY;
if (OBD_FAIL_CHECK(OBD_FAIL_OST_BRW_READ_BULK))
RETURN(-EIO);
- OBD_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_BULK, (obd_timeout + 1) / 4);
+ OBD_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_BULK, cfs_fail_val > 0 ?
+ cfs_fail_val : (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))) {
+ if (unlikely(atomic_read(&exp->exp_obd->obd_evict_inprogress))) {
/* We do not care how long it takes */
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),
+ !atomic_read(&exp->exp_obd->obd_evict_inprogress),
&lwi);
}
ioo = req_capsule_client_get(tsi->tsi_pill, &RMF_OBD_IOOBJ);
LASSERT(ioo != NULL); /* must exists after tgt_ost_body_unpack */
- niocount = ioo->ioo_bufcnt;
remote_nb = req_capsule_client_get(&req->rq_pill, &RMF_NIOBUF_REMOTE);
LASSERT(remote_nb != NULL); /* must exists after tgt_ost_body_unpack */
nob = 0;
for (i = 0; i < npages; i++) {
- int page_rc = local_nb[i].rc;
+ int page_rc = local_nb[i].lnb_rc;
if (page_rc < 0) {
rc = page_rc;
nob += page_rc;
if (page_rc != 0) { /* some data! */
- LASSERT(local_nb[i].page != NULL);
- ptlrpc_prep_bulk_page_nopin(desc, local_nb[i].page,
+ LASSERT(local_nb[i].lnb_page != NULL);
+ ptlrpc_prep_bulk_page_nopin(desc, local_nb[i].lnb_page,
local_nb[i].lnb_page_offset,
page_rc);
}
- if (page_rc != local_nb[i].len) { /* short read */
+ if (page_rc != local_nb[i].lnb_len) { /* short read */
/* All subsequent pages should be 0 */
while (++i < npages)
- LASSERT(local_nb[i].rc == 0);
+ LASSERT(local_nb[i].lnb_rc == 0);
break;
}
}
static void tgt_warn_on_cksum(struct ptlrpc_request *req,
struct ptlrpc_bulk_desc *desc,
struct niobuf_local *local_nb, int npages,
- obd_count client_cksum, obd_count server_cksum,
+ u32 client_cksum, u32 server_cksum,
bool mmap)
{
struct obd_export *exp = req->rq_export;
struct ost_body *body;
- char *router;
- char *via;
+ char *router = "";
+ char *via = "";
body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY);
LASSERT(body != NULL);
- if (req->rq_peer.nid == desc->bd_sender) {
- via = router = "";
- } else {
+ if (req->rq_peer.nid != desc->bd_sender) {
via = " via ";
router = libcfs_nid2str(desc->bd_sender);
}
POSTID(&body->oa.o_oi),
local_nb[0].lnb_file_offset,
local_nb[npages-1].lnb_file_offset +
- local_nb[npages-1].len - 1,
+ local_nb[npages - 1].lnb_len - 1,
client_cksum, server_cksum);
}
RETURN(err_serious(-EFAULT));
/* pause before transaction has been started */
- OBD_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_BULK, (obd_timeout + 1) / 4);
+ CFS_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_BULK, cfs_fail_val > 0 ?
+ cfs_fail_val : (obd_timeout + 1) / 4);
/* There must be big cache in current thread to process this request
* if it is NULL then something went wrong and it wasn't allocated,
sizeof(*remote_nb))
RETURN(err_serious(-EPROTO));
- if ((remote_nb[0].flags & OBD_BRW_MEMALLOC) &&
+ if ((remote_nb[0].rnb_flags & OBD_BRW_MEMALLOC) &&
(exp->exp_connection->c_peer.nid == exp->exp_connection->c_self))
memory_pressure_set();
/* NB Having prepped, we must commit... */
for (i = 0; i < npages; i++)
- ptlrpc_prep_bulk_page_nopin(desc, local_nb[i].page,
+ ptlrpc_prep_bulk_page_nopin(desc, local_nb[i].lnb_page,
local_nb[i].lnb_page_offset,
- local_nb[i].len);
+ local_nb[i].lnb_len);
rc = sptlrpc_svc_prep_bulk(req, desc);
if (rc != 0)
/* set per-requested niobuf return codes */
for (i = j = 0; i < niocount; i++) {
- int len = remote_nb[i].len;
+ int len = remote_nb[i].rnb_len;
nob += len;
rcs[i] = 0;
do {
LASSERT(j < npages);
- if (local_nb[j].rc < 0)
- rcs[i] = local_nb[j].rc;
- len -= local_nb[j].len;
+ if (local_nb[j].lnb_rc < 0)
+ rcs[i] = local_nb[j].lnb_rc;
+ len -= local_nb[j].lnb_len;
j++;
} while (len > 0);
LASSERT(len == 0);