ma->ma_valid = 0;
mutex_lock(&o->mot_lov_mutex);
if (!(o->mot_flags & MOF_LOV_CREATED)) {
- if (p != NULL && (fid_is_obf(mdt_object_fid(p)) ||
- fid_is_dot_lustre(mdt_object_fid(p))))
+ if (p != NULL && !fid_is_md_operative(mdt_object_fid(p)))
GOTO(unlock, rc = -EPERM);
rc = mdo_create_data(info->mti_env,
if (ret == MDT_IOEPOCH_GETATTR && recovery) {
struct mdt_body *rep;
rep = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
- rep->valid |= OBD_MD_FLGETATTRLOCK;
+ rep->mbo_valid |= OBD_MD_FLGETATTRLOCK;
}
RETURN(rc ? : ret);
mfd->mfd_mode = mode;
}
+/**
+ * prep ma_lmm/ma_lmv for md_attr from reply
+ */
+void mdt_prep_ma_buf_from_rep(struct mdt_thread_info *info,
+ struct mdt_object *obj,
+ struct md_attr *ma)
+{
+ LASSERT(ma->ma_lmv == NULL && ma->ma_lmm == NULL);
+ if (S_ISDIR(obj->mot_header.loh_attr)) {
+ ma->ma_lmv = req_capsule_server_get(info->mti_pill,
+ &RMF_MDT_MD);
+ ma->ma_lmv_size = req_capsule_get_size(info->mti_pill,
+ &RMF_MDT_MD,
+ RCL_SERVER);
+ if (ma->ma_lmv_size > 0)
+ ma->ma_need |= MA_LMV;
+ } else {
+ ma->ma_lmm = req_capsule_server_get(info->mti_pill,
+ &RMF_MDT_MD);
+ ma->ma_lmm_size = req_capsule_get_size(info->mti_pill,
+ &RMF_MDT_MD,
+ RCL_SERVER);
+ if (ma->ma_lmm_size > 0)
+ ma->ma_need |= MA_LOV;
+ }
+}
+
static int mdt_mfd_open(struct mdt_thread_info *info, struct mdt_object *p,
- struct mdt_object *o, __u64 flags, int created)
+ struct mdt_object *o, __u64 flags, int created,
+ struct ldlm_reply *rep)
{
struct ptlrpc_request *req = mdt_info_req(info);
struct mdt_export_data *med = &req->rq_export->exp_mdt_data;
rc = mdt_create_data(info, p, o);
if (rc)
RETURN(rc);
+
+ if (exp_connect_flags(req->rq_export) & OBD_CONNECT_DISP_STRIPE)
+ mdt_set_disposition(info, rep, DISP_OPEN_STRIPE);
}
CDEBUG(D_INODE, "after open, ma_valid bit = "LPX64" lmm_size = %d\n",
if (ma->ma_valid & MA_LOV) {
LASSERT(ma->ma_lmm_size != 0);
- repbody->eadatasize = ma->ma_lmm_size;
- if (isdir)
- repbody->valid |= OBD_MD_FLDIREA;
- else
- repbody->valid |= OBD_MD_FLEASIZE;
- }
+ repbody->mbo_eadatasize = ma->ma_lmm_size;
+ if (isdir)
+ repbody->mbo_valid |= OBD_MD_FLDIREA;
+ else
+ repbody->mbo_valid |= OBD_MD_FLEASIZE;
+ }
- if (flags & FMODE_WRITE) {
- rc = mdt_write_get(o);
- if (rc == 0) {
- mdt_ioepoch_open(info, o, created);
- repbody->ioepoch = o->mot_ioepoch;
+ if (ma->ma_valid & MA_LMV) {
+ LASSERT(ma->ma_lmv_size != 0);
+ repbody->mbo_eadatasize = ma->ma_lmv_size;
+ LASSERT(isdir);
+ repbody->mbo_valid |= OBD_MD_FLDIREA | OBD_MD_MEA;
+ }
+
+ if (flags & FMODE_WRITE) {
+ rc = mdt_write_get(o);
+ if (rc == 0) {
+ mdt_ioepoch_open(info, o, created);
+ repbody->mbo_ioepoch = o->mot_ioepoch;
}
} else if (flags & MDS_FMODE_EXEC) {
- /* if file is released, we can't deny write because we must
- * restore (write) it to access it.*/
- if ((ma->ma_valid & MA_HSM) &&
- (ma->ma_hsm.mh_flags & HS_RELEASED))
- rc = 0;
- else
- rc = mdt_write_deny(o);
+ rc = mdt_write_deny(o);
}
if (rc)
RETURN(rc);
mfd->mfd_old_handle.cookie = info->mti_rr.rr_handle->cookie;
}
- repbody->handle.cookie = mfd->mfd_handle.h_cookie;
+ repbody->mbo_handle.cookie = mfd->mfd_handle.h_cookie;
if (req->rq_export->exp_disconnected) {
spin_lock(&med->med_open_lock);
RETURN(rc);
err_out:
- if (flags & FMODE_WRITE)
- /* XXX We also need to close io epoch here.
- * See LU-1220 - green */
- mdt_write_put(o);
- else if (flags & FMODE_EXEC)
- mdt_write_allow(o);
- return rc;
+ if (flags & FMODE_WRITE)
+ /* XXX We also need to close io epoch here.
+ * See LU-1220 - green */
+ mdt_write_put(o);
+ else if (flags & MDS_FMODE_EXEC)
+ mdt_write_allow(o);
+
+ return rc;
}
int mdt_finish_open(struct mdt_thread_info *info,
rc = mdt_pack_remote_perm(info, o, buf);
if (rc) {
- repbody->valid &= ~OBD_MD_FLRMTPERM;
- repbody->aclsize = 0;
- } else {
- repbody->valid |= OBD_MD_FLRMTPERM;
- repbody->aclsize = sizeof(struct mdt_remote_perm);
+ repbody->mbo_valid &= ~OBD_MD_FLRMTPERM;
+ repbody->mbo_aclsize = 0;
+ } else {
+ repbody->mbo_valid |= OBD_MD_FLRMTPERM;
+ repbody->mbo_aclsize = sizeof(struct mdt_remote_perm);
}
}
#ifdef CONFIG_FS_POSIX_ACL
XATTR_NAME_ACL_ACCESS);
if (rc < 0) {
if (rc == -ENODATA) {
- repbody->aclsize = 0;
- repbody->valid |= OBD_MD_FLACL;
+ repbody->mbo_aclsize = 0;
+ repbody->mbo_valid |= OBD_MD_FLACL;
rc = 0;
} else if (rc == -EOPNOTSUPP) {
rc = 0;
CERROR("got acl size: %d\n", rc);
}
} else {
- repbody->aclsize = rc;
- repbody->valid |= OBD_MD_FLACL;
+ repbody->mbo_aclsize = rc;
+ repbody->mbo_valid |= OBD_MD_FLACL;
rc = 0;
}
}
}
#endif
- if (info->mti_mdt->mdt_opts.mo_mds_capa &&
+ if (info->mti_mdt->mdt_lut.lut_mds_capa &&
exp_connect_flags(exp) & OBD_CONNECT_MDS_CAPA) {
struct lustre_capa *capa;
rc = mo_capa_get(info->mti_env, mdt_object_child(o), capa, 0);
if (rc)
RETURN(rc);
- repbody->valid |= OBD_MD_FLMDSCAPA;
+ repbody->mbo_valid |= OBD_MD_FLMDSCAPA;
}
-
- if (info->mti_mdt->mdt_opts.mo_oss_capa &&
+ if (info->mti_mdt->mdt_lut.lut_oss_capa &&
exp_connect_flags(exp) & OBD_CONNECT_OSS_CAPA &&
S_ISREG(lu_object_attr(&o->mot_obj))) {
struct lustre_capa *capa;
rc = mo_capa_get(info->mti_env, mdt_object_child(o), capa, 0);
if (rc)
RETURN(rc);
- repbody->valid |= OBD_MD_FLOSSCAPA;
+ repbody->mbo_valid |= OBD_MD_FLOSSCAPA;
}
/*
spin_unlock(&med->med_open_lock);
if (mfd != NULL) {
- repbody->handle.cookie = mfd->mfd_handle.h_cookie;
- /*set repbody->ea_size for resent case*/
- if (ma->ma_valid & MA_LOV) {
- LASSERT(ma->ma_lmm_size != 0);
- repbody->eadatasize = ma->ma_lmm_size;
- if (isdir)
- repbody->valid |= OBD_MD_FLDIREA;
- else
- repbody->valid |= OBD_MD_FLEASIZE;
+ repbody->mbo_handle.cookie = mfd->mfd_handle.h_cookie;
+ /* set repbody->ea_size for resent case */
+ if (ma->ma_valid & MA_LOV) {
+ LASSERT(ma->ma_lmm_size != 0);
+ repbody->mbo_eadatasize = ma->ma_lmm_size;
+ if (isdir)
+ repbody->mbo_valid |= OBD_MD_FLDIREA;
+ else
+ repbody->mbo_valid |= OBD_MD_FLEASIZE;
}
mdt_set_disposition(info, rep, DISP_OPEN_OPEN);
- RETURN(0);
- }
- }
+ RETURN(0);
+ }
+ }
- rc = mdt_mfd_open(info, p, o, flags, created);
+ rc = mdt_mfd_open(info, p, o, flags, created, rep);
if (!rc)
mdt_set_disposition(info, rep, DISP_OPEN_OPEN);
- RETURN(rc);
+ RETURN(rc);
}
extern void mdt_req_from_lcd(struct ptlrpc_request *req,
ldlm_rep = req_capsule_server_get(pill, &RMF_DLM_REP);
repbody = req_capsule_server_get(pill, &RMF_MDT_BODY);
- ma->ma_lmm = req_capsule_server_get(pill, &RMF_MDT_MD);
- ma->ma_lmm_size = req_capsule_get_size(pill, &RMF_MDT_MD,
- RCL_SERVER);
ma->ma_need = MA_INODE | MA_HSM;
- if (ma->ma_lmm_size > 0)
- ma->ma_need |= MA_LOV;
-
ma->ma_valid = 0;
mdt_req_from_lcd(req, lcd);
mdt_export_evict(exp);
RETURN_EXIT;
}
- child = mdt_object_find(env, mdt, rr->rr_fid2);
- if (IS_ERR(child)) {
- rc = PTR_ERR(child);
- LCONSOLE_WARN("Child "DFID" lookup error %d."
- " Evicting client %s with export %s.\n",
- PFID(mdt_object_fid(child)), rc,
- obd_uuid2str(&exp->exp_client_uuid),
- obd_export_nid2str(exp));
- mdt_object_put(env, parent);
- mdt_export_evict(exp);
- RETURN_EXIT;
- }
+
+ child = mdt_object_find(env, mdt, rr->rr_fid2);
+ if (IS_ERR(child)) {
+ rc = PTR_ERR(child);
+ LCONSOLE_WARN("cannot lookup child "DFID": rc = %d; "
+ "evicting client %s with export %s\n",
+ PFID(rr->rr_fid2), rc,
+ obd_uuid2str(&exp->exp_client_uuid),
+ obd_export_nid2str(exp));
+ mdt_object_put(env, parent);
+ mdt_export_evict(exp);
+ RETURN_EXIT;
+ }
if (unlikely(mdt_object_remote(child))) {
/* the child object was created on remote server */
mdt_object_put(env, child);
GOTO(out, rc = -EIO);
}
- repbody->fid1 = *rr->rr_fid2;
- repbody->valid |= (OBD_MD_FLID | OBD_MD_MDS);
+ repbody->mbo_fid1 = *rr->rr_fid2;
+ repbody->mbo_valid |= (OBD_MD_FLID | OBD_MD_MDS);
rc = 0;
} else {
if (mdt_object_exists(child)) {
mdt_set_capainfo(info, 1, rr->rr_fid2,
BYPASS_CAPA);
+ mdt_prep_ma_buf_from_rep(info, child, ma);
rc = mdt_attr_get_complex(info, child, ma);
if (rc == 0)
rc = mdt_finish_open(info, parent,
DISP_LOOKUP_EXECD |
DISP_LOOKUP_POS));
repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
- repbody->fid1 = *rr->rr_fid2;
- repbody->valid |= (OBD_MD_FLID | OBD_MD_MDS);
+ repbody->mbo_fid1 = *rr->rr_fid2;
+ repbody->mbo_valid |= (OBD_MD_FLID | OBD_MD_MDS);
rc = 0;
} else {
if (mdt_object_exists(o)) {
mdt_set_disposition(info, rep, (DISP_IT_EXECD |
DISP_LOOKUP_EXECD |
DISP_LOOKUP_POS));
-
+ mdt_prep_ma_buf_from_rep(info, o, ma);
rc = mdt_attr_get_complex(info, o, ma);
if (rc == 0)
rc = mdt_finish_open(info, NULL, o, flags, 0,
/* normal open holds read mode of open sem */
down_read(&obj->mot_open_sem);
- if (open_flags & MDS_OPEN_LOCK) {
- if (open_flags & FMODE_WRITE)
- lm = LCK_CW;
- /* if file is released, we can't deny write because we must
- * restore (write) it to access it. */
- else if ((open_flags & MDS_FMODE_EXEC) &&
- !((ma->ma_valid & MA_HSM) &&
- (ma->ma_hsm.mh_flags & HS_RELEASED)))
- lm = LCK_PR;
- else
- lm = LCK_CR;
+ if (open_flags & FMODE_WRITE)
+ lm = LCK_CW;
+ else if (open_flags & MDS_FMODE_EXEC)
+ lm = LCK_PR;
+ else
+ lm = LCK_CR;
+ if (open_flags & MDS_OPEN_LOCK) {
*ibits = MDS_INODELOCK_LOOKUP | MDS_INODELOCK_OPEN;
- } else if (atomic_read(&obj->mot_lease_count) > 0) {
- if (open_flags & FMODE_WRITE)
- lm = LCK_CW;
- else
- lm = LCK_CR;
-
- /* revoke lease */
- *ibits = MDS_INODELOCK_OPEN;
+ } else if (open_flags & (FMODE_WRITE | MDS_FMODE_EXEC) ||
+ atomic_read(&obj->mot_lease_count) > 0) {
+ /* We need to flush conflicting locks or revoke a lease.
+ * In either case there is no need to acquire a layout
+ * lock since it won't be returned to the client. */
try_layout = false;
-
+ *ibits = MDS_INODELOCK_OPEN;
lhc = &info->mti_lh[MDT_LH_LOCAL];
}
- CDEBUG(D_INODE, "normal open:"DFID" lease count: %d, lm: %d\n",
- PFID(mdt_object_fid(obj)),
- atomic_read(&obj->mot_open_count), lm);
+
+ CDEBUG(D_INODE, "normal open FID = "DFID", open_count = %d, "
+ "lm = %d\n",
+ PFID(mdt_object_fid(obj)),
+ atomic_read(&obj->mot_open_count), lm);
}
mdt_lock_reg_init(lhc, lm);
", open_flags = "LPO64"\n",
PFID(mdt_object_fid(obj)), open_flags);
+ /* We cannot enqueue another lock for the same resource we
+ * already have a lock for, due to mechanics of waiting list
+ * iterating in ldlm, see LU-3601.
+ * As such we'll drop the open lock we just got above here,
+ * it's ok not to have this open lock as it's main purpose is to
+ * flush unused cached client open handles. */
+ if (lustre_handle_is_used(&lhc->mlh_reg_lh))
+ mdt_object_unlock(info, obj, lhc, 1);
+
LASSERT(!try_layout);
mdt_lock_handle_init(ll);
mdt_lock_reg_init(ll, LCK_EX);
rc = 1;
}
- if (rc != 0) {
+ if (rc != 0 || !lustre_handle_is_used(&lhc->mlh_reg_lh)) {
struct ldlm_reply *ldlm_rep;
ldlm_rep = req_capsule_server_get(info->mti_pill, &RMF_DLM_REP);
mdt_clear_disposition(info, ldlm_rep, DISP_OPEN_LOCK);
- mdt_object_unlock(info, obj, lhc, 1);
+ if (lustre_handle_is_used(&lhc->mlh_reg_lh))
+ mdt_object_unlock(info, obj, lhc, 1);
}
RETURN_EXIT;
}
mdt_set_disposition(info, rep, (DISP_IT_EXECD | DISP_LOOKUP_EXECD));
+ mdt_prep_ma_buf_from_rep(info, o, ma);
if (flags & MDS_OPEN_RELEASE)
ma->ma_need |= MA_HSM;
rc = mdt_attr_get_complex(info, o, ma);
if (flags & MDS_OPEN_RELEASE && !mdt_hsm_release_allow(ma))
GOTO(out, rc = -EPERM);
- rc = mdt_object_open_lock(info, o, lhc, &ibits);
- if (rc)
- GOTO(out_unlock, rc);
+ rc = mdt_check_resent_lock(info, o, lhc);
+ if (rc < 0) {
+ GOTO(out, rc);
+ } else if (rc > 0) {
+ rc = mdt_object_open_lock(info, o, lhc, &ibits);
+ if (rc)
+ GOTO(out_unlock, rc);
+ }
if (ma->ma_valid & MA_PFID) {
parent = mdt_object_find(env, mdt, &ma->ma_pfid);
return rc;
}
-int mdt_pin(struct mdt_thread_info* info)
-{
- ENTRY;
- RETURN(err_serious(-EOPNOTSUPP));
-}
-
/* Cross-ref request. Currently it can only be a pure open (w/o create) */
static int mdt_cross_open(struct mdt_thread_info *info,
const struct lu_fid *parent_fid,
if (rc)
goto out;
+ mdt_prep_ma_buf_from_rep(info, o, ma);
mdt_set_capainfo(info, 0, fid, BYPASS_CAPA);
rc = mdt_attr_get_complex(info, o, ma);
if (rc != 0)
__u64 create_flags = info->mti_spec.sp_cr_flags;
__u64 ibits = 0;
struct mdt_reint_record *rr = &info->mti_rr;
- struct lu_name *lname;
int result, rc;
int created = 0;
__u32 msg_flags;
mdt_counter_incr(req, LPROC_MDT_OPEN);
repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
- ma->ma_lmm = req_capsule_server_get(info->mti_pill, &RMF_MDT_MD);
- ma->ma_lmm_size = req_capsule_get_size(info->mti_pill, &RMF_MDT_MD,
- RCL_SERVER);
ma->ma_need = MA_INODE;
- if (ma->ma_lmm_size > 0)
- ma->ma_need |= MA_LOV;
-
ma->ma_valid = 0;
LASSERT(info->mti_pill->rc_fmt == &RQF_LDLM_INTENT_OPEN);
info->mti_spec.u.sp_ea.eadata == NULL)
GOTO(out, result = err_serious(-EINVAL));
- CDEBUG(D_INODE, "I am going to open "DFID"/(%s->"DFID") "
- "cr_flag="LPO64" mode=0%06o msg_flag=0x%x\n",
- PFID(rr->rr_fid1), rr->rr_name,
- PFID(rr->rr_fid2), create_flags,
- ma->ma_attr.la_mode, msg_flags);
+ CDEBUG(D_INODE, "I am going to open "DFID"/("DNAME"->"DFID") "
+ "cr_flag="LPO64" mode=0%06o msg_flag=0x%x\n",
+ PFID(rr->rr_fid1), PNAME(&rr->rr_name),
+ PFID(rr->rr_fid2), create_flags,
+ ma->ma_attr.la_mode, msg_flags);
+
if (info->mti_cross_ref) {
/* This is cross-ref open */
mdt_set_disposition(info, ldlm_rep,
GOTO(out, result = -EFAULT);
}
CDEBUG(D_INFO, "No object(1), continue as regular open.\n");
- } else if ((rr->rr_namelen == 0 && create_flags & MDS_OPEN_LOCK) ||
- (create_flags & MDS_OPEN_BY_FID)) {
+ } else if (create_flags & (MDS_OPEN_BY_FID | MDS_OPEN_LOCK)) {
+ /*
+ * MDS_OPEN_LOCK is checked for backward compatibility with 2.1
+ * client.
+ */
result = mdt_open_by_fid_lock(info, ldlm_rep, lhc);
- /* If result is 0 then open by FID has found the file
- * and there is nothing left for us to do here. More
- * generally if it is anything other than -ENOENT or
- * -EREMOTE then we return that now. If -ENOENT and
- * MDS_OPEN_CREAT is set then we must create the file
- * below. If -EREMOTE then we need to return a LOOKUP
- * lock to the client, which we do below. Hence this
- * odd looking condition. See LU-2523. */
- if (!(result == -ENOENT && (create_flags & MDS_OPEN_CREAT)) &&
- result != -EREMOTE)
- GOTO(out, result);
-
- if (unlikely(rr->rr_namelen == 0))
- GOTO(out, result = -EINVAL);
-
- CDEBUG(D_INFO, "No object(2), continue as regular open.\n");
+ if (result < 0)
+ CDEBUG(D_INFO, "no object for "DFID": %d\n",
+ PFID(rr->rr_fid2), result);
+ GOTO(out, result);
}
if (OBD_FAIL_CHECK(OBD_FAIL_MDS_OPEN_PACK))
mdt_set_disposition(info, ldlm_rep,
(DISP_IT_EXECD | DISP_LOOKUP_EXECD));
+ if (!lu_name_is_valid(&rr->rr_name))
+ GOTO(out, result = -EPROTO);
+
lh = &info->mti_lh[MDT_LH_PARENT];
- mdt_lock_pdo_init(lh, (create_flags & MDS_OPEN_CREAT) ?
- LCK_PW : LCK_PR, rr->rr_name, rr->rr_namelen);
+ mdt_lock_pdo_init(lh,
+ (create_flags & MDS_OPEN_CREAT) ? LCK_PW : LCK_PR,
+ &rr->rr_name);
parent = mdt_object_find_lock(info, rr->rr_fid1, lh,
MDS_INODELOCK_UPDATE);
fid_zero(child_fid);
- lname = mdt_name(info->mti_env, (char *)rr->rr_name, rr->rr_namelen);
- result = mdo_lookup(info->mti_env, mdt_object_child(parent),
- lname, child_fid, &info->mti_spec);
- LASSERTF(ergo(result == 0, fid_is_sane(child_fid)),
- "looking for "DFID"/%s, result fid="DFID"\n",
- PFID(mdt_object_fid(parent)), rr->rr_name, PFID(child_fid));
+ result = mdo_lookup(info->mti_env, mdt_object_child(parent),
+ &rr->rr_name, child_fid, &info->mti_spec);
+
+ LASSERTF(ergo(result == 0, fid_is_sane(child_fid)),
+ "looking for "DFID"/"DNAME", found FID = "DFID"\n",
+ PFID(mdt_object_fid(parent)), PNAME(&rr->rr_name),
+ PFID(child_fid));
if (result != 0 && result != -ENOENT && result != -ESTALE)
GOTO(out_parent, result);
mdt_set_capainfo(info, 1, child_fid, BYPASS_CAPA);
if (result == -ENOENT) {
/* Create under OBF and .lustre is not permitted */
- if (fid_is_obf(rr->rr_fid1) || fid_is_dot_lustre(rr->rr_fid1))
+ if (!fid_is_md_operative(rr->rr_fid1))
GOTO(out_child, result = -EPERM);
- /* save versions in reply */
- mdt_version_get_save(info, parent, 0);
- mdt_version_get_save(info, child, 1);
+ /* save versions in reply */
+ mdt_version_get_save(info, parent, 0);
+ mdt_version_get_save(info, child, 1);
- /* version of child will be changed */
- info->mti_mos = child;
+ /* version of child will be changed */
+ tgt_vbr_obj_set(info->mti_env, mdt_obj2dt(child));
/* Not found and with MDS_OPEN_CREAT: let's create it. */
mdt_set_disposition(info, ldlm_rep, DISP_OPEN_CREATE);
info->mti_spec.sp_cr_lookup = 0;
info->mti_spec.sp_feat = &dt_directory_features;
- result = mdo_create(info->mti_env,
- mdt_object_child(parent),
- lname,
- mdt_object_child(child),
- &info->mti_spec,
- &info->mti_attr);
+ result = mdo_create(info->mti_env,
+ mdt_object_child(parent),
+ &rr->rr_name,
+ mdt_object_child(child),
+ &info->mti_spec,
+ &info->mti_attr);
if (result == -ERESTART) {
mdt_clear_disposition(info, ldlm_rep, DISP_OPEN_CREATE);
GOTO(out_child, result);
} else {
-
+ mdt_prep_ma_buf_from_rep(info, child, ma);
/* XXX: we should call this once, see few lines below */
if (result == 0)
result = mdt_attr_get_complex(info, child, ma);
*/
LASSERT(lhc != NULL);
- if (lustre_handle_is_used(&lhc->mlh_reg_lh)) {
- struct ldlm_lock *lock;
-
- LASSERT(msg_flags & MSG_RESENT);
-
- lock = ldlm_handle2lock(&lhc->mlh_reg_lh);
- if (!lock) {
- CERROR("Invalid lock handle "LPX64"\n",
- lhc->mlh_reg_lh.cookie);
- LBUG();
- }
- LASSERT(fid_res_name_eq(mdt_object_fid(child),
- &lock->l_resource->lr_name));
- LDLM_LOCK_PUT(lock);
- rc = 0;
- } else {
+ rc = mdt_check_resent_lock(info, child, lhc);
+ if (rc < 0) {
+ GOTO(out_child, result = rc);
+ } else if (rc > 0) {
mdt_lock_handle_init(lhc);
mdt_lock_reg_init(lhc, LCK_PR);
MDS_INODELOCK_LOOKUP,
MDT_CROSS_LOCK);
}
- repbody->fid1 = *mdt_object_fid(child);
- repbody->valid |= (OBD_MD_FLID | OBD_MD_MDS);
+ repbody->mbo_fid1 = *mdt_object_fid(child);
+ repbody->mbo_valid |= (OBD_MD_FLID | OBD_MD_MDS);
if (rc != 0)
result = rc;
else
result = -EREMOTE;
GOTO(out_child, result);
+ } else if (mdt_object_exists(child)) {
+ /* We have to get attr & LOV EA & HSM for this
+ * object. */
+ mdt_prep_ma_buf_from_rep(info, child, ma);
+ ma->ma_need |= MA_HSM;
+ result = mdt_attr_get_complex(info, child, ma);
} else {
- if (mdt_object_exists(child)) {
- /* We have to get attr & LOV EA & HSM for this
- * object */
- ma->ma_need |= MA_HSM;
- result = mdt_attr_get_complex(info, child, ma);
- } else {
- /*object non-exist!!!*/
- LBUG();
- }
+ /* Object does not exist. Likely FS corruption. */
+ CERROR("%s: name '"DNAME"' present, but FID "
+ DFID" is invalid\n", mdt_obd_name(info->mti_mdt),
+ PNAME(&rr->rr_name), PFID(child_fid));
+ GOTO(out_child, result = -EIO);
}
}
- LASSERT(!lustre_handle_is_used(&lhc->mlh_reg_lh));
-
- /* get openlock if this is not replay and if a client requested it */
- if (!req_is_replay(req)) {
- rc = mdt_object_open_lock(info, child, lhc, &ibits);
- if (rc != 0)
- GOTO(out_child_unlock, result = rc);
- else if (create_flags & MDS_OPEN_LOCK)
+ rc = mdt_check_resent_lock(info, child, lhc);
+ if (rc < 0) {
+ GOTO(out_child, result = rc);
+ } else if (rc == 0) {
+ /* the open lock might already be gotten in
+ * ldlm_handle_enqueue() */
+ LASSERT(lustre_msg_get_flags(req->rq_reqmsg) & MSG_RESENT);
+ if (create_flags & MDS_OPEN_LOCK)
mdt_set_disposition(info, ldlm_rep, DISP_OPEN_LOCK);
+ } else {
+ /* get openlock if this isn't replay and client requested it */
+ if (!req_is_replay(req)) {
+ rc = mdt_object_open_lock(info, child, lhc, &ibits);
+ if (rc != 0)
+ GOTO(out_child_unlock, result = rc);
+ else if (create_flags & MDS_OPEN_LOCK)
+ mdt_set_disposition(info, ldlm_rep,
+ DISP_OPEN_LOCK);
+ }
}
-
/* Try to open it now. */
rc = mdt_finish_open(info, parent, child, create_flags,
created, ldlm_rep);
if (created) {
ma->ma_need = 0;
ma->ma_valid = 0;
- ma->ma_cookie_size = 0;
rc = mdo_unlink(info->mti_env,
mdt_object_child(parent),
mdt_object_child(child),
- lname,
+ &rr->rr_name,
&info->mti_attr, 0);
if (rc != 0)
CERROR("%s: "DFID" cleanup of open: rc = %d\n",
struct lu_fid *local_root_fid = &info->mti_tmp_fid1;
struct mdt_object *obj = NULL;
struct mdt_object *local_root;
- static const char name[] = "i_am_nobody";
- struct lu_name *lname;
+ static const struct lu_name lname = {
+ .ln_name = "i_am_nobody",
+ .ln_namelen = sizeof("i_am_nobody") - 1,
+ };
struct lu_ucred *uc;
cfs_cap_t uc_cap_save;
int rc;
spec->sp_cr_flags |= MDS_OPEN_DELAY_CREATE;
}
- lname = mdt_name(env, (char *)name, sizeof(name) - 1);
-
uc = lu_ucred(env);
uc_cap_save = uc->uc_cap;
uc->uc_cap |= 1 << CFS_CAP_DAC_OVERRIDE;
- rc = mdo_create(env, mdt_object_child(local_root), lname,
+ rc = mdo_create(env, mdt_object_child(local_root), &lname,
mdt_object_child(obj), spec, attr);
uc->uc_cap = uc_cap_save;
if (rc < 0) {
int rc2;
ENTRY;
+ if (exp_connect_flags(info->mti_exp) & OBD_CONNECT_RDONLY)
+ RETURN(-EROFS);
+
data = req_capsule_client_get(info->mti_pill, &RMF_CLOSE_DATA);
if (data == NULL)
RETURN(-EPROTO);
/* try to hold open_sem so that nobody else can open the file */
if (!down_write_trylock(&o->mot_open_sem)) {
ldlm_lock_cancel(lease);
- LDLM_LOCK_PUT(lease);
- RETURN(-EBUSY);
+ GOTO(out_reprocess, rc = -EBUSY);
}
/* Check if the lease open lease has already canceled */
* have been cancelled. It's okay to cancel it now as we've
* held mot_open_sem. */
ldlm_lock_cancel(lease);
- LDLM_LOCK_PUT(lease);
if (lease_broken) /* don't perform release task */
GOTO(out_unlock, rc = -ESTALE);
ma->ma_hsm.mh_flags |= HS_RELEASED;
lustre_hsm2buf(buf->lb_buf, &ma->ma_hsm);
ma->ma_hsm.mh_flags &= ~HS_RELEASED;
+
+ mdt_lock_reg_init(lh, LCK_EX);
+ rc = mdt_object_lock(info, o, lh, MDS_INODELOCK_LAYOUT |
+ MDS_INODELOCK_XATTR, MDT_LOCAL_LOCK);
+ if (rc != 0)
+ GOTO(out_close, rc);
+
rc = mo_xattr_set(info->mti_env, mdt_object_child(orphan), buf,
XATTR_NAME_HSM, 0);
- if (rc < 0)
- GOTO(out_close, rc);
- mdt_lock_reg_init(lh, LCK_EX);
- rc = mdt_object_lock(info, o, lh, MDS_INODELOCK_LAYOUT, MDT_LOCAL_LOCK);
- if (rc == 0) {
+ if (rc == 0)
/* Swap layout with orphan object */
rc = mo_swap_layouts(info->mti_env, mdt_object_child(o),
mdt_object_child(orphan),
SWAP_LAYOUTS_MDS_HSM);
- /* Release exclusive LL */
- mdt_object_unlock(info, o, lh, 1);
- }
+ /* Release exclusive LL */
+ mdt_object_unlock(info, o, lh, 1);
+
EXIT;
out_close:
struct mdt_body *repbody;
repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
LASSERT(repbody != NULL);
- repbody->valid |= OBD_MD_FLRELEASED;
+ repbody->mbo_valid |= OBD_MD_FLRELEASED;
}
+out_reprocess:
+ ldlm_reprocess_all(lease->l_resource);
+ LDLM_LOCK_PUT(lease);
+
ma->ma_valid = 0;
ma->ma_need = 0;
RETURN(rc ? rc : ret);
}
-int mdt_close(struct mdt_thread_info *info)
+int mdt_close(struct tgt_session_info *tsi)
{
+ struct mdt_thread_info *info = tsi2mdt_info(tsi);
+ struct ptlrpc_request *req = tgt_ses_req(tsi);
struct mdt_export_data *med;
struct mdt_file_data *mfd;
struct mdt_object *o;
struct md_attr *ma = &info->mti_attr;
struct mdt_body *repbody = NULL;
- struct ptlrpc_request *req = mdt_info_req(info);
int rc, ret = 0;
ENTRY;
mdt_counter_incr(req, LPROC_MDT_CLOSE);
- /* Close may come with the Size-on-MDS update. Unpack it. */
- rc = mdt_close_unpack(info);
- if (rc)
- RETURN(err_serious(rc));
+ /* Close may come with the Size-on-MDS update. Unpack it. */
+ rc = mdt_close_unpack(info);
+ if (rc)
+ GOTO(out, rc = err_serious(rc));
LASSERT(info->mti_ioepoch);
+ /* These fields are no longer used and are left for compatibility.
+ * size is always zero */
req_capsule_set_size(info->mti_pill, &RMF_MDT_MD, RCL_SERVER,
- info->mti_mdt->mdt_max_mdsize);
+ 0);
req_capsule_set_size(info->mti_pill, &RMF_LOGCOOKIES, RCL_SERVER,
- info->mti_mdt->mdt_max_cookiesize);
+ 0);
rc = req_capsule_server_pack(info->mti_pill);
if (mdt_check_resent(info, mdt_reconstruct_generic, NULL)) {
mdt_client_compatibility(info);
if (rc == 0)
mdt_fix_reply(info);
mdt_exit_ucred(info);
- RETURN(lustre_msg_get_status(req->rq_repmsg));
+ GOTO(out, rc = lustre_msg_get_status(req->rq_repmsg));
}
/* Continue to close handle even if we can not pack reply */
ma->ma_lmm_size = req_capsule_get_size(info->mti_pill,
&RMF_MDT_MD,
RCL_SERVER);
- ma->ma_cookie = req_capsule_server_get(info->mti_pill,
- &RMF_LOGCOOKIES);
- ma->ma_cookie_size = req_capsule_get_size(info->mti_pill,
- &RMF_LOGCOOKIES,
- RCL_SERVER);
ma->ma_need = MA_INODE | MA_LOV | MA_COOKIE;
- repbody->eadatasize = 0;
- repbody->aclsize = 0;
+ repbody->mbo_eadatasize = 0;
+ repbody->mbo_aclsize = 0;
} else {
rc = err_serious(rc);
}
}
mdt_exit_ucred(info);
- if (OBD_FAIL_CHECK(OBD_FAIL_MDS_CLOSE_PACK))
- RETURN(err_serious(-ENOMEM));
+ if (OBD_FAIL_CHECK(OBD_FAIL_MDS_CLOSE_PACK))
+ GOTO(out, rc = err_serious(-ENOMEM));
- if (OBD_FAIL_CHECK_RESET(OBD_FAIL_MDS_CLOSE_NET_REP,
- OBD_FAIL_MDS_CLOSE_NET_REP))
- info->mti_fail_id = OBD_FAIL_MDS_CLOSE_NET_REP;
- RETURN(rc ? rc : ret);
+ if (OBD_FAIL_CHECK_RESET(OBD_FAIL_MDS_CLOSE_NET_REP,
+ OBD_FAIL_MDS_CLOSE_NET_REP))
+ tsi->tsi_reply_fail_id = OBD_FAIL_MDS_CLOSE_NET_REP;
+out:
+ mdt_thread_info_fini(info);
+ RETURN(rc ? rc : ret);
}
/**
* and got a trasid. Waiting for such DONE_WRITING is not reliable, so just
* skip attributes and reconstruct the reply here.
*/
-int mdt_done_writing(struct mdt_thread_info *info)
+int mdt_done_writing(struct tgt_session_info *tsi)
{
- struct ptlrpc_request *req = mdt_info_req(info);
+ struct ptlrpc_request *req = tgt_ses_req(tsi);
+ struct mdt_thread_info *info = tsi2mdt_info(tsi);
struct mdt_body *repbody = NULL;
struct mdt_export_data *med;
struct mdt_file_data *mfd;
int rc;
ENTRY;
- rc = req_capsule_server_pack(info->mti_pill);
- if (rc)
- RETURN(err_serious(rc));
+ rc = req_capsule_server_pack(tsi->tsi_pill);
+ if (rc)
+ GOTO(out, rc = err_serious(rc));
- repbody = req_capsule_server_get(info->mti_pill,
- &RMF_MDT_BODY);
- repbody->eadatasize = 0;
- repbody->aclsize = 0;
+ repbody = req_capsule_server_get(tsi->tsi_pill, &RMF_MDT_BODY);
+ repbody->mbo_eadatasize = 0;
+ repbody->mbo_aclsize = 0;
- /* Done Writing may come with the Size-on-MDS update. Unpack it. */
- rc = mdt_close_unpack(info);
- if (rc)
- RETURN(err_serious(rc));
+ /* Done Writing may come with the Size-on-MDS update. Unpack it. */
+ rc = mdt_close_unpack(info);
+ if (rc)
+ GOTO(out, rc = err_serious(rc));
if (mdt_check_resent(info, mdt_reconstruct_generic, NULL)) {
mdt_exit_ucred(info);
- RETURN(lustre_msg_get_status(req->rq_repmsg));
+ GOTO(out, rc = lustre_msg_get_status(req->rq_repmsg));
}
- med = &info->mti_exp->exp_mdt_data;
+ med = &info->mti_exp->exp_mdt_data;
spin_lock(&med->med_open_lock);
mfd = mdt_handle2mfd(med, &info->mti_ioepoch->handle,
req_is_replay(req));
mdt_empty_transno(info, rc);
error_ucred:
mdt_exit_ucred(info);
+out:
+ mdt_thread_info_fini(info);
RETURN(rc);
}