/**
* Inserts (key, value) pair in \a directory object.
*
* \param dt osd index object
* \param key key for index
* \param rec record reference
* \param th transaction handler
* \param capa capability descriptor
* \param ignore_quota update should not affect quota
*
* \retval 0 success
* \retval -ve failure
*/
static int osd_dir_insert(const struct lu_env *env, struct dt_object *dt,
const struct dt_rec *rec, const struct dt_key *key,
struct thandle *th, struct lustre_capa *capa,
int ignore_quota)
{
struct osd_thread_info *oti = osd_oti_get(env);
struct osd_object *parent = osd_dt_obj(dt);
struct osd_device *osd = osd_obj2dev(parent);
struct lu_fid *fid = (struct lu_fid *)rec;
struct osd_thandle *oh;
struct osd_object *child;
__u32 attr;
int rc;
ENTRY;
LASSERT(parent->oo_db);
LASSERT(udmu_object_is_zap(parent->oo_db));
LASSERT(dt_object_exists(dt));
LASSERT(osd_invariant(parent));
/*
* zfs_readdir() generates ./.. on fly, but
* we want own entries (.. at least) with a fid
*/
#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 3, 61, 0)
#warning "fix '.' and '..' handling"
#endif
LASSERT(th != NULL);
oh = container_of0(th, struct osd_thandle, ot_super);
child = osd_object_find(env, dt, fid);
if (IS_ERR(child))
RETURN(PTR_ERR(child));
LASSERT(child->oo_db);
CLASSERT(sizeof(oti->oti_zde.lzd_reg) == 8);
CLASSERT(sizeof(oti->oti_zde) % 8 == 0);
attr = child->oo_dt.do_lu.lo_header ->loh_attr;
oti->oti_zde.lzd_reg.zde_type = IFTODT(attr & S_IFMT);
oti->oti_zde.lzd_reg.zde_dnode = child->oo_db->db_object;
oti->oti_zde.lzd_fid = *fid;
/* Insert (key,oid) into ZAP */
rc = -zap_add(osd->od_objset.os, parent->oo_db->db_object,
(char *)key, 8, sizeof(oti->oti_zde) / 8,
(void *)&oti->oti_zde, oh->ot_tx);
osd_object_put(env, child);
RETURN(rc);
}
void
lnet_selftest_structure_assertion(void)
{
CLASSERT(sizeof(struct srpc_msg) == 160);
CLASSERT(sizeof(struct srpc_test_reqst) == 70);
CLASSERT(offsetof(struct srpc_msg, msg_body.tes_reqst.tsr_concur) == 72);
CLASSERT(offsetof(struct srpc_msg, msg_body.tes_reqst.tsr_ndest) == 78);
CLASSERT(sizeof(struct srpc_stat_reply) == 136);
CLASSERT(sizeof(struct srpc_stat_reqst) == 28);
}
static int mdt_setattr_unpack_rec(struct mdt_thread_info *info)
{
struct lu_ucred *uc = mdt_ucred(info);
struct md_attr *ma = &info->mti_attr;
struct lu_attr *la = &ma->ma_attr;
struct req_capsule *pill = info->mti_pill;
struct mdt_reint_record *rr = &info->mti_rr;
struct mdt_rec_setattr *rec;
ENTRY;
CLASSERT(sizeof(struct mdt_rec_setattr)== sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(pill, &RMF_REC_REINT);
if (rec == NULL)
RETURN(-EFAULT);
/* This prior initialization is needed for old_init_ucred_reint() */
uc->uc_fsuid = rec->sa_fsuid;
uc->uc_fsgid = rec->sa_fsgid;
uc->uc_cap = rec->sa_cap;
uc->uc_suppgids[0] = rec->sa_suppgid;
uc->uc_suppgids[1] = -1;
rr->rr_fid1 = &rec->sa_fid;
la->la_valid = mdt_attr_valid_xlate(rec->sa_valid, rr, ma);
/* If MDS_ATTR_xTIME is set without MDS_ATTR_xTIME_SET and
* the client does not have OBD_CONNECT_FULL20, convert it
* to LA_xTIME. LU-3036 */
if (!(exp_connect_flags(info->mti_exp) & OBD_CONNECT_FULL20)) {
if (!(rec->sa_valid & MDS_ATTR_ATIME_SET) &&
(rec->sa_valid & MDS_ATTR_ATIME))
la->la_valid |= LA_ATIME;
if (!(rec->sa_valid & MDS_ATTR_MTIME_SET) &&
(rec->sa_valid & MDS_ATTR_MTIME))
la->la_valid |= LA_MTIME;
if (!(rec->sa_valid & MDS_ATTR_CTIME_SET) &&
(rec->sa_valid & MDS_ATTR_CTIME))
la->la_valid |= LA_CTIME;
}
la->la_mode = rec->sa_mode;
la->la_flags = rec->sa_attr_flags;
la->la_uid = rec->sa_uid;
la->la_gid = rec->sa_gid;
la->la_size = rec->sa_size;
la->la_blocks = rec->sa_blocks;
la->la_ctime = rec->sa_ctime;
la->la_atime = rec->sa_atime;
la->la_mtime = rec->sa_mtime;
ma->ma_valid = MA_INODE;
if (rec->sa_bias & MDS_DATA_MODIFIED)
ma->ma_attr_flags |= MDS_DATA_MODIFIED;
else
ma->ma_attr_flags &= ~MDS_DATA_MODIFIED;
if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
mdt_set_capainfo(info, 0, rr->rr_fid1,
req_capsule_client_get(pill, &RMF_CAPA1));
RETURN(0);
}
void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
{
struct mdt_rec_unlink *rec;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_unlink));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
LASSERT(rec != NULL);
rec->ul_opcode = op_data->op_cli_flags & CLI_RM_ENTRY ?
REINT_RMENTRY : REINT_UNLINK;
rec->ul_fsuid = op_data->op_fsuid;
rec->ul_fsgid = op_data->op_fsgid;
rec->ul_cap = op_data->op_cap;
rec->ul_mode = op_data->op_mode;
rec->ul_suppgid1= op_data->op_suppgids[0];
rec->ul_suppgid2= -1;
rec->ul_fid1 = op_data->op_fid1;
rec->ul_fid2 = op_data->op_fid2;
rec->ul_time = op_data->op_mod_time;
rec->ul_bias = op_data->op_bias;
mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
/* pack SELinux policy info if any */
mdc_file_sepol_pack(req);
}
void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
{
struct mdt_rec_unlink *rec;
char *tmp;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_unlink));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
LASSERT(rec != NULL);
rec->ul_opcode = op_data->op_cli_flags & CLI_RM_ENTRY ?
REINT_RMENTRY : REINT_UNLINK;
rec->ul_fsuid = op_data->op_fsuid;
rec->ul_fsgid = op_data->op_fsgid;
rec->ul_cap = op_data->op_cap;
rec->ul_mode = op_data->op_mode;
rec->ul_suppgid1= op_data->op_suppgids[0];
rec->ul_suppgid2= -1;
rec->ul_fid1 = op_data->op_fid1;
rec->ul_fid2 = op_data->op_fid2;
rec->ul_time = op_data->op_mod_time;
rec->ul_bias = op_data->op_bias;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
LASSERT(tmp != NULL);
LOGL0(op_data->op_name, op_data->op_namelen, tmp);
}
static int mdt_rename_unpack(struct mdt_thread_info *info)
{
struct lu_ucred *uc = mdt_ucred(info);
struct mdt_rec_rename *rec;
struct md_attr *ma = &info->mti_attr;
struct lu_attr *attr = &info->mti_attr.ma_attr;
struct mdt_reint_record *rr = &info->mti_rr;
struct req_capsule *pill = info->mti_pill;
int rc;
ENTRY;
CLASSERT(sizeof(struct mdt_rec_rename) == sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(pill, &RMF_REC_REINT);
if (rec == NULL)
RETURN(-EFAULT);
/* This prior initialization is needed for old_init_ucred_reint() */
uc->uc_fsuid = rec->rn_fsuid;
uc->uc_fsgid = rec->rn_fsgid;
uc->uc_cap = rec->rn_cap;
uc->uc_suppgids[0] = rec->rn_suppgid1;
uc->uc_suppgids[1] = rec->rn_suppgid2;
attr->la_uid = rec->rn_fsuid;
attr->la_gid = rec->rn_fsgid;
rr->rr_fid1 = &rec->rn_fid1;
rr->rr_fid2 = &rec->rn_fid2;
attr->la_ctime = rec->rn_time;
attr->la_mtime = rec->rn_time;
/* rename_tgt contains the mode already */
attr->la_mode = rec->rn_mode;
attr->la_valid = LA_UID | LA_GID | LA_CTIME | LA_MTIME | LA_MODE;
if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
mdt_set_capainfo(info, 0, rr->rr_fid1,
req_capsule_client_get(pill, &RMF_CAPA1));
if (req_capsule_get_size(pill, &RMF_CAPA2, RCL_CLIENT))
mdt_set_capainfo(info, 1, rr->rr_fid2,
req_capsule_client_get(pill, &RMF_CAPA2));
rc = mdt_name_unpack(pill, &RMF_NAME, &rr->rr_name, 0);
if (rc < 0)
RETURN(rc);
rc = mdt_name_unpack(pill, &RMF_SYMTGT, &rr->rr_tgt_name, 0);
if (rc < 0)
RETURN(rc);
if (rec->rn_bias & MDS_VTX_BYPASS)
ma->ma_attr_flags |= MDS_VTX_BYPASS;
else
ma->ma_attr_flags &= ~MDS_VTX_BYPASS;
info->mti_spec.no_create = !!req_is_replay(mdt_info_req(info));
rc = mdt_dlmreq_unpack(info);
RETURN(rc);
}
static int osd_check_lma(const struct lu_env *env, struct osd_object *obj)
{
struct osd_thread_info *info = osd_oti_get(env);
struct lu_buf buf;
int rc;
struct lustre_mdt_attrs *lma;
ENTRY;
CLASSERT(sizeof(info->oti_buf) >= sizeof(*lma));
lma = (struct lustre_mdt_attrs *)info->oti_buf;
buf.lb_buf = lma;
buf.lb_len = sizeof(info->oti_buf);
rc = osd_xattr_get(env, &obj->oo_dt, &buf, XATTR_NAME_LMA);
if (rc > 0) {
rc = 0;
lustre_lma_swab(lma);
if (unlikely((lma->lma_incompat & ~LMA_INCOMPAT_SUPP) ||
CFS_FAIL_CHECK(OBD_FAIL_OSD_LMA_INCOMPAT))) {
CWARN("%s: unsupported incompat LMA feature(s) %#x for "
"fid = "DFID"\n", osd_obj2dev(obj)->od_svname,
lma->lma_incompat & ~LMA_INCOMPAT_SUPP,
PFID(lu_object_fid(&obj->oo_dt.do_lu)));
rc = -EOPNOTSUPP;
}
} else if (rc == -ENODATA) {
/* haven't initialize LMA xattr */
rc = 0;
}
RETURN(rc);
}
void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
{
struct mdt_rec_link *rec;
char *tmp;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_link));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
LASSERT (rec != NULL);
rec->lk_opcode = REINT_LINK;
rec->lk_fsuid = op_data->op_fsuid;//current->fsuid;
rec->lk_fsgid = op_data->op_fsgid;//current->fsgid;
rec->lk_cap = op_data->op_cap;//current->cap_effective;
rec->lk_suppgid1 = op_data->op_suppgids[0];
rec->lk_suppgid2 = op_data->op_suppgids[1];
rec->lk_fid1 = op_data->op_fid1;
rec->lk_fid2 = op_data->op_fid2;
rec->lk_time = op_data->op_mod_time;
rec->lk_bias = op_data->op_bias;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
mdc_pack_capa(req, &RMF_CAPA2, op_data->op_capa2);
tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
LOGL0(op_data->op_name, op_data->op_namelen, tmp);
}
void ptlrpc_fill_bulk_md(lnet_md_t *md, struct ptlrpc_bulk_desc *desc,
int mdidx)
{
int offset = mdidx * LNET_MAX_IOV;
CLASSERT(PTLRPC_MAX_BRW_PAGES < LI_POISON);
LASSERT(mdidx < desc->bd_md_max_brw);
LASSERT(desc->bd_iov_count <= PTLRPC_MAX_BRW_PAGES);
LASSERT(!(md->options & (LNET_MD_IOVEC | LNET_MD_KIOV |
LNET_MD_PHYS)));
md->length = max(0, desc->bd_iov_count - mdidx * LNET_MAX_IOV);
md->length = min_t(unsigned int, LNET_MAX_IOV, md->length);
if (ptlrpc_is_bulk_desc_kiov(desc->bd_type)) {
md->options |= LNET_MD_KIOV;
if (GET_ENC_KIOV(desc))
md->start = &BD_GET_ENC_KIOV(desc, offset);
else
md->start = &BD_GET_KIOV(desc, offset);
} else {
md->options |= LNET_MD_IOVEC;
if (GET_ENC_KVEC(desc))
md->start = &BD_GET_ENC_KVEC(desc, offset);
else
md->start = &BD_GET_KVEC(desc, offset);
}
}
void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
void *ea, size_t ealen)
{
struct mdt_rec_setattr *rec;
struct lov_user_md *lum = NULL;
CLASSERT(sizeof(struct mdt_rec_reint) ==sizeof(struct mdt_rec_setattr));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
mdc_setattr_pack_rec(rec, op_data);
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
if (ealen == 0)
return;
lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
if (ea == NULL) { /* Remove LOV EA */
lum->lmm_magic = cpu_to_le32(LOV_USER_MAGIC_V1);
lum->lmm_stripe_size = 0;
lum->lmm_stripe_count = 0;
lum->lmm_stripe_offset = (typeof(lum->lmm_stripe_offset))(-1);
} else {
memcpy(lum, ea, ealen);
}
}
/**
* Core of osc_dlm_blocking_ast() logic.
*/
static void osc_lock_blocking(const struct lu_env *env,
struct ldlm_lock *dlmlock,
struct osc_lock *olck, int blocking)
{
struct cl_lock *lock = olck->ols_cl.cls_lock;
LASSERT(olck->ols_lock == dlmlock);
CLASSERT(OLS_BLOCKED < OLS_CANCELLED);
LASSERT(!osc_lock_is_lockless(olck));
/*
* Lock might be still addref-ed here, if e.g., blocking ast
* is sent for a failed lock.
*/
osc_lock_unhold(olck);
if (blocking && olck->ols_state < OLS_BLOCKED)
/*
* Move osc_lock into OLS_BLOCKED before canceling the lock,
* because it recursively re-enters osc_lock_blocking(), with
* the state set to OLS_CANCELLED.
*/
olck->ols_state = OLS_BLOCKED;
/*
* cancel and destroy lock at least once no matter how blocking ast is
* entered (see comment above osc_ldlm_blocking_ast() for use
* cases). cl_lock_cancel() and cl_lock_delete() are idempotent.
*/
cl_lock_cancel(env, lock);
cl_lock_delete(env, lock);
}
/**
* to load a directory entry at a time and stored it in
* iterator's in-memory data structure.
*
* \param di, struct osd_it_ea, iterator's in memory structure
*
* \retval +ve, iterator reached to end
* \retval 0, iterator not reached to end
* \retval -ve, on error
*/
static int osd_dir_it_next(const struct lu_env *env, struct dt_it *di)
{
struct osd_zap_it *it = (struct osd_zap_it *)di;
zap_attribute_t *za = &osd_oti_get(env)->oti_za;
int rc;
/* temp. storage should be enough for any key supported by ZFS */
CLASSERT(sizeof(za->za_name) <= sizeof(it->ozi_name));
/*
* the first ->next() moves the cursor to .
* the second ->next() moves the cursor to ..
* then we get to the real records and have to verify any exist
*/
if (it->ozi_pos <= 2) {
it->ozi_pos++;
if (it->ozi_pos <=2)
RETURN(0);
}
zap_cursor_advance(it->ozi_zc);
/*
* According to current API we need to return error if its last entry.
* zap_cursor_advance() does not return any value. So we need to call
* retrieve to check if there is any record. We should make
* changes to Iterator API to not return status for this API
*/
rc = osd_index_retrieve_skip_dots(it, za);
if (rc == -ENOENT) /* end of dir */
RETURN(+1);
RETURN(rc);
}
static int mdt_rename_unpack(struct mdt_thread_info *info)
{
struct md_ucred *uc = mdt_ucred(info);
struct mdt_rec_rename *rec;
struct md_attr *ma = &info->mti_attr;
struct lu_attr *attr = &info->mti_attr.ma_attr;
struct mdt_reint_record *rr = &info->mti_rr;
struct req_capsule *pill = info->mti_pill;
int rc;
ENTRY;
CLASSERT(sizeof(struct mdt_rec_rename) == sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(pill, &RMF_REC_REINT);
if (rec == NULL)
RETURN(-EFAULT);
uc->mu_fsuid = rec->rn_fsuid;
uc->mu_fsgid = rec->rn_fsgid;
uc->mu_cap = rec->rn_cap;
uc->mu_suppgids[0] = rec->rn_suppgid1;
uc->mu_suppgids[1] = rec->rn_suppgid2;
attr->la_uid = rec->rn_fsuid;
attr->la_gid = rec->rn_fsgid;
rr->rr_fid1 = &rec->rn_fid1;
rr->rr_fid2 = &rec->rn_fid2;
attr->la_ctime = rec->rn_time;
attr->la_mtime = rec->rn_time;
/* rename_tgt contains the mode already */
attr->la_mode = rec->rn_mode;
attr->la_valid = LA_UID | LA_GID | LA_CTIME | LA_MTIME | LA_MODE;
if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
mdt_set_capainfo(info, 0, rr->rr_fid1,
req_capsule_client_get(pill, &RMF_CAPA1));
if (req_capsule_get_size(pill, &RMF_CAPA2, RCL_CLIENT))
mdt_set_capainfo(info, 1, rr->rr_fid2,
req_capsule_client_get(pill, &RMF_CAPA2));
info->mti_spec.sp_ck_split = !!(rec->rn_bias & MDS_CHECK_SPLIT);
info->mti_cross_ref = !!(rec->rn_bias & MDS_CROSS_REF);
rr->rr_name = req_capsule_client_get(pill, &RMF_NAME);
rr->rr_tgt = req_capsule_client_get(pill, &RMF_SYMTGT);
if (rr->rr_name == NULL || rr->rr_tgt == NULL)
RETURN(-EFAULT);
rr->rr_namelen = req_capsule_get_size(pill, &RMF_NAME, RCL_CLIENT) - 1;
rr->rr_tgtlen = req_capsule_get_size(pill, &RMF_SYMTGT, RCL_CLIENT) - 1;
if (!info->mti_cross_ref)
LASSERT(rr->rr_namelen > 0 && rr->rr_tgtlen > 0);
if (rec->rn_bias & MDS_VTX_BYPASS)
ma->ma_attr_flags |= MDS_VTX_BYPASS;
else
ma->ma_attr_flags &= ~MDS_VTX_BYPASS;
info->mti_spec.no_create = !!req_is_replay(mdt_info_req(info));
rc = mdt_dlmreq_unpack(info);
RETURN(rc);
}
void lustre_loa_init(struct lustre_ost_attrs *loa, const struct lu_fid *fid,
__u32 compat, __u32 incompat)
{
CLASSERT(sizeof(*loa) == LMA_OLD_SIZE);
memset(&loa->loa_parent_fid, 0,
sizeof(*loa) - offsetof(typeof(*loa), loa_parent_fid));
lustre_lma_init(&loa->loa_lma, fid, compat, incompat);
}
void initDemo( DeviceDataBase* deviceData = NULL )
{
m_pDemo = NULL;
m_pDemo = createFuncs[0]( deviceData );
CLASSERT( m_pDemo );
m_pDemo->init();
m_pDemo->reset();
}
/**
* Pack LOV striping metadata for disk storage format (in little
* endian byte order).
*
* This follows the getxattr() conventions. If \a buf_size is zero
* then return the size needed. If \a buf_size is too small then
* return -ERANGE. Otherwise return the size of the result.
*/
ssize_t lov_lsm_pack_v1v3(const struct lov_stripe_md *lsm, void *buf,
size_t buf_size)
{
struct lov_mds_md_v1 *lmmv1 = buf;
struct lov_mds_md_v3 *lmmv3 = buf;
struct lov_ost_data_v1 *lmm_objects;
size_t lmm_size;
unsigned int i;
ENTRY;
lmm_size = lov_mds_md_size(lsm->lsm_entries[0]->lsme_stripe_count,
lsm->lsm_magic);
if (buf_size == 0)
RETURN(lmm_size);
if (buf_size < lmm_size)
RETURN(-ERANGE);
/* lmmv1 and lmmv3 point to the same struct and have the
* same first fields
*/
lmmv1->lmm_magic = cpu_to_le32(lsm->lsm_magic);
lmm_oi_cpu_to_le(&lmmv1->lmm_oi, &lsm->lsm_oi);
lmmv1->lmm_stripe_size = cpu_to_le32(
lsm->lsm_entries[0]->lsme_stripe_size);
lmmv1->lmm_stripe_count = cpu_to_le16(
lsm->lsm_entries[0]->lsme_stripe_count);
lmmv1->lmm_pattern = cpu_to_le32(lsm->lsm_entries[0]->lsme_pattern);
lmmv1->lmm_layout_gen = cpu_to_le16(lsm->lsm_layout_gen);
if (lsm->lsm_magic == LOV_MAGIC_V3) {
CLASSERT(sizeof(lsm->lsm_entries[0]->lsme_pool_name) ==
sizeof(lmmv3->lmm_pool_name));
strlcpy(lmmv3->lmm_pool_name,
lsm->lsm_entries[0]->lsme_pool_name,
sizeof(lmmv3->lmm_pool_name));
lmm_objects = lmmv3->lmm_objects;
} else {
lmm_objects = lmmv1->lmm_objects;
}
if (lsm->lsm_is_released)
RETURN(lmm_size);
for (i = 0; i < lsm->lsm_entries[0]->lsme_stripe_count; i++) {
struct lov_oinfo *loi = lsm->lsm_entries[0]->lsme_oinfo[i];
ostid_cpu_to_le(&loi->loi_oi, &lmm_objects[i].l_ost_oi);
lmm_objects[i].l_ost_gen = cpu_to_le32(loi->loi_ost_gen);
lmm_objects[i].l_ost_idx = cpu_to_le32(loi->loi_ost_idx);
}
RETURN(lmm_size);
}
void class_uuid_unparse(class_uuid_t uu, struct obd_uuid *out)
{
/* uu as an array of __u16's */
__u16 uuid[sizeof(class_uuid_t) / sizeof(__u16)];
CLASSERT(ARRAY_SIZE(uuid) == 8);
uuid_unpack(uu, uuid, ARRAY_SIZE(uuid));
sprintf(out->uuid, "%04x%04x-%04x-%04x-%04x-%04x%04x%04x",
uuid[0], uuid[1], uuid[2], uuid[3],
uuid[4], uuid[5], uuid[6], uuid[7]);
}
/*
* Send non-intent quota request to master.
*
* \param env - the environment passed by the caller
* \param exp - is the export to use to send the acquire RPC
* \param qbody - quota body to be packed in request
* \param sync - synchronous or asynchronous
* \param completion - completion callback
* \param qqi - is the qsd_qtype_info structure to pass to the completion
* function
* \param lqe - is the qid entry to be processed
*
* \retval 0 - success
* \retval -ve - appropriate errors
*/
int qsd_send_dqacq(const struct lu_env *env, struct obd_export *exp,
struct quota_body *qbody, bool sync,
qsd_req_completion_t completion, struct qsd_qtype_info *qqi,
struct lustre_handle *lockh, struct lquota_entry *lqe)
{
struct ptlrpc_request *req;
struct quota_body *req_qbody;
struct qsd_async_args *aa;
int rc;
ENTRY;
LASSERT(exp);
req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_QUOTA_DQACQ);
if (req == NULL)
GOTO(out, rc = -ENOMEM);
req->rq_no_resend = req->rq_no_delay = 1;
req->rq_no_retry_einprogress = 1;
rc = ptlrpc_request_pack(req, LUSTRE_MDS_VERSION, QUOTA_DQACQ);
if (rc) {
ptlrpc_request_free(req);
GOTO(out, rc);
}
req->rq_request_portal = MDS_READPAGE_PORTAL;
req_qbody = req_capsule_client_get(&req->rq_pill, &RMF_QUOTA_BODY);
*req_qbody = *qbody;
ptlrpc_request_set_replen(req);
CLASSERT(sizeof(*aa) <= sizeof(req->rq_async_args));
aa = ptlrpc_req_async_args(req);
aa->aa_exp = exp;
aa->aa_qqi = qqi;
aa->aa_arg = (void *)lqe;
aa->aa_completion = completion;
lustre_handle_copy(&aa->aa_lockh, lockh);
if (sync) {
rc = ptlrpc_queue_wait(req);
rc = qsd_dqacq_interpret(env, req, aa, rc);
ptlrpc_req_finished(req);
} else {
req->rq_interpret_reply = qsd_dqacq_interpret;
ptlrpcd_add_req(req);
}
RETURN(rc);
out:
completion(env, qqi, qbody, NULL, lockh, NULL, lqe, rc);
return rc;
}
void lprocfs_init_ops_stats(int num_private_stats, struct lprocfs_stats *stats)
{
LPROCFS_OBD_OP_INIT(num_private_stats, stats, iocontrol);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, get_info);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, set_info_async);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, setup);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, precleanup);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, cleanup);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, process_config);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, postrecov);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, add_conn);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, del_conn);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, connect);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, reconnect);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, disconnect);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_init);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_fini);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_alloc);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs_async);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, packmd);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, unpackmd);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, create);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, destroy);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, setattr);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, setattr_async);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, getattr);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, getattr_async);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, preprw);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, commitrw);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, change_cbdata);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, find_cbdata);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, init_export);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, destroy_export);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, llog_init);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, llog_finish);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, import_event);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, notify);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, health_check);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, get_uuid);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, quotacheck);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, quotactl);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, ping);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_new);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_rem);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_add);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_del);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, getref);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, putref);
CLASSERT(NUM_OBD_STATS == OBD_COUNTER_OFFSET(putref) + 1);
}
static int osc_io_data_version_start(const struct lu_env *env,
const struct cl_io_slice *slice)
{
struct cl_data_version_io *dv = &slice->cis_io->u.ci_data_version;
struct osc_io *oio = cl2osc_io(env, slice);
struct obdo *oa = &oio->oi_oa;
struct osc_async_cbargs *cbargs = &oio->oi_cbarg;
struct osc_object *obj = cl2osc(slice->cis_obj);
struct lov_oinfo *loi = obj->oo_oinfo;
struct obd_export *exp = osc_export(obj);
struct ptlrpc_request *req;
struct ost_body *body;
struct osc_data_version_args *dva;
int rc;
ENTRY;
memset(oa, 0, sizeof(*oa));
oa->o_oi = loi->loi_oi;
oa->o_valid = OBD_MD_FLID | OBD_MD_FLGROUP;
if (dv->dv_flags & (LL_DV_RD_FLUSH | LL_DV_WR_FLUSH)) {
oa->o_valid |= OBD_MD_FLFLAGS;
oa->o_flags |= OBD_FL_SRVLOCK;
if (dv->dv_flags & LL_DV_WR_FLUSH)
oa->o_flags |= OBD_FL_FLUSH;
}
init_completion(&cbargs->opc_sync);
req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_OST_GETATTR);
if (req == NULL)
RETURN(-ENOMEM);
rc = ptlrpc_request_pack(req, LUSTRE_OST_VERSION, OST_GETATTR);
if (rc < 0) {
ptlrpc_request_free(req);
RETURN(rc);
}
body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY);
lustre_set_wire_obdo(&req->rq_import->imp_connect_data, &body->oa, oa);
ptlrpc_request_set_replen(req);
req->rq_interpret_reply = osc_data_version_interpret;
CLASSERT(sizeof(*dva) <= sizeof(req->rq_async_args));
dva = ptlrpc_req_async_args(req);
dva->dva_oio = oio;
ptlrpcd_add_req(req);
RETURN(0);
}
/* packing of MDS records */
void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
umode_t mode, __u64 rdev, __u64 flags, const void *lmm,
size_t lmmlen)
{
struct mdt_rec_create *rec;
char *tmp;
__u64 cr_flags;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
/* XXX do something about time, uid, gid */
rec->cr_opcode = REINT_OPEN;
rec->cr_fsuid = from_kuid(&init_user_ns, current_fsuid());
rec->cr_fsgid = from_kgid(&init_user_ns, current_fsgid());
rec->cr_cap = cfs_curproc_cap_pack();
rec->cr_mode = mode;
cr_flags = mds_pack_open_flags(flags);
rec->cr_rdev = rdev;
rec->cr_umask = current_umask();
if (op_data != NULL) {
rec->cr_fid1 = op_data->op_fid1;
rec->cr_fid2 = op_data->op_fid2;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
rec->cr_suppgid2 = op_data->op_suppgids[1];
rec->cr_bias = op_data->op_bias;
rec->cr_open_handle_old = op_data->op_open_handle;
if (op_data->op_name) {
mdc_pack_name(req, &RMF_NAME, op_data->op_name,
op_data->op_namelen);
if (op_data->op_bias & MDS_CREATE_VOLATILE)
cr_flags |= MDS_OPEN_VOLATILE;
}
mdc_file_secctx_pack(req, op_data->op_file_secctx_name,
op_data->op_file_secctx,
op_data->op_file_secctx_size);
/* pack SELinux policy info if any */
mdc_file_sepol_pack(req);
}
if (lmm) {
cr_flags |= MDS_OPEN_HAS_EA;
tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
memcpy(tmp, lmm, lmmlen);
}
set_mrc_cr_flags(rec, cr_flags);
}
static int mdt_setxattr_unpack(struct mdt_thread_info *info)
{
struct mdt_reint_record *rr = &info->mti_rr;
struct md_ucred *uc = mdt_ucred(info);
struct lu_attr *attr = &info->mti_attr.ma_attr;
struct req_capsule *pill = info->mti_pill;
struct mdt_rec_setxattr *rec;
ENTRY;
CLASSERT(sizeof(struct mdt_rec_setxattr) ==
sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(pill, &RMF_REC_REINT);
if (rec == NULL)
RETURN(-EFAULT);
uc->mu_fsuid = rec->sx_fsuid;
uc->mu_fsgid = rec->sx_fsgid;
uc->mu_cap = rec->sx_cap;
uc->mu_suppgids[0] = rec->sx_suppgid1;
uc->mu_suppgids[1] = -1;
rr->rr_opcode = rec->sx_opcode;
rr->rr_fid1 = &rec->sx_fid;
attr->la_valid = rec->sx_valid;
attr->la_ctime = rec->sx_time;
attr->la_size = rec->sx_size;
attr->la_flags = rec->sx_flags;
if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
mdt_set_capainfo(info, 0, rr->rr_fid1,
req_capsule_client_get(pill, &RMF_CAPA1));
else
mdt_set_capainfo(info, 0, rr->rr_fid1, BYPASS_CAPA);
rr->rr_name = req_capsule_client_get(pill, &RMF_NAME);
if (rr->rr_name == NULL)
RETURN(-EFAULT);
rr->rr_namelen = req_capsule_get_size(pill, &RMF_NAME, RCL_CLIENT) - 1;
LASSERT(rr->rr_namelen > 0);
rr->rr_eadatalen = req_capsule_get_size(pill, &RMF_EADATA, RCL_CLIENT);
if (rr->rr_eadatalen > 0) {
rr->rr_eadata = req_capsule_client_get(pill, &RMF_EADATA);
if (rr->rr_eadata == NULL)
RETURN(-EFAULT);
}
RETURN(0);
}
/* packing of MDS records */
void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
umode_t mode, __u64 rdev, __u64 flags, const void *lmm,
size_t lmmlen)
{
struct mdt_rec_create *rec;
char *tmp;
__u64 cr_flags;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
/* XXX do something about time, uid, gid */
rec->cr_opcode = REINT_OPEN;
rec->cr_fsuid = from_kuid(&init_user_ns, current_fsuid());
rec->cr_fsgid = from_kgid(&init_user_ns, current_fsgid());
rec->cr_cap = cfs_curproc_cap_pack();
rec->cr_mode = mode;
cr_flags = mds_pack_open_flags(flags);
rec->cr_rdev = rdev;
rec->cr_umask = current_umask();
if (op_data != NULL) {
rec->cr_fid1 = op_data->op_fid1;
rec->cr_fid2 = op_data->op_fid2;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
rec->cr_suppgid2 = op_data->op_suppgids[1];
rec->cr_bias = op_data->op_bias;
rec->cr_old_handle = op_data->op_handle;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
/* the next buffer is child capa, which is used for replay,
* will be packed from the data in reply message. */
if (op_data->op_name) {
mdc_pack_name(req, &RMF_NAME, op_data->op_name,
op_data->op_namelen);
if (op_data->op_bias & MDS_CREATE_VOLATILE)
cr_flags |= MDS_OPEN_VOLATILE;
}
}
if (lmm) {
cr_flags |= MDS_OPEN_HAS_EA;
tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
memcpy(tmp, lmm, lmmlen);
}
set_mrc_cr_flags(rec, cr_flags);
}
static int mdt_link_unpack(struct mdt_thread_info *info)
{
struct md_ucred *uc = mdt_ucred(info);
struct mdt_rec_link *rec;
struct lu_attr *attr = &info->mti_attr.ma_attr;
struct mdt_reint_record *rr = &info->mti_rr;
struct req_capsule *pill = info->mti_pill;
int rc;
ENTRY;
CLASSERT(sizeof(struct mdt_rec_link) == sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(pill, &RMF_REC_REINT);
if (rec == NULL)
RETURN(-EFAULT);
uc->mu_fsuid = rec->lk_fsuid;
uc->mu_fsgid = rec->lk_fsgid;
uc->mu_cap = rec->lk_cap;
uc->mu_suppgids[0] = rec->lk_suppgid1;
uc->mu_suppgids[1] = rec->lk_suppgid2;
attr->la_uid = rec->lk_fsuid;
attr->la_gid = rec->lk_fsgid;
rr->rr_fid1 = &rec->lk_fid1;
rr->rr_fid2 = &rec->lk_fid2;
attr->la_ctime = rec->lk_time;
attr->la_mtime = rec->lk_time;
attr->la_valid = LA_UID | LA_GID | LA_CTIME | LA_MTIME;
if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
mdt_set_capainfo(info, 0, rr->rr_fid1,
req_capsule_client_get(pill, &RMF_CAPA1));
if (req_capsule_get_size(pill, &RMF_CAPA2, RCL_CLIENT))
mdt_set_capainfo(info, 1, rr->rr_fid2,
req_capsule_client_get(pill, &RMF_CAPA2));
info->mti_spec.sp_ck_split = !!(rec->lk_bias & MDS_CHECK_SPLIT);
info->mti_cross_ref = !!(rec->lk_bias & MDS_CROSS_REF);
rr->rr_name = req_capsule_client_get(pill, &RMF_NAME);
if (rr->rr_name == NULL)
RETURN(-EFAULT);
rr->rr_namelen = req_capsule_get_size(pill, &RMF_NAME, RCL_CLIENT) - 1;
if (!info->mti_cross_ref)
LASSERT(rr->rr_namelen > 0);
rc = mdt_dlmreq_unpack(info);
RETURN(rc);
}
static int mdt_link_unpack(struct mdt_thread_info *info)
{
struct lu_ucred *uc = mdt_ucred(info);
struct mdt_rec_link *rec;
struct lu_attr *attr = &info->mti_attr.ma_attr;
struct mdt_reint_record *rr = &info->mti_rr;
struct req_capsule *pill = info->mti_pill;
int rc;
ENTRY;
CLASSERT(sizeof(struct mdt_rec_link) == sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(pill, &RMF_REC_REINT);
if (rec == NULL)
RETURN(-EFAULT);
/* This prior initialization is needed for old_init_ucred_reint() */
uc->uc_fsuid = rec->lk_fsuid;
uc->uc_fsgid = rec->lk_fsgid;
uc->uc_cap = rec->lk_cap;
uc->uc_suppgids[0] = rec->lk_suppgid1;
uc->uc_suppgids[1] = rec->lk_suppgid2;
attr->la_uid = rec->lk_fsuid;
attr->la_gid = rec->lk_fsgid;
rr->rr_fid1 = &rec->lk_fid1;
rr->rr_fid2 = &rec->lk_fid2;
attr->la_ctime = rec->lk_time;
attr->la_mtime = rec->lk_time;
attr->la_valid = LA_UID | LA_GID | LA_CTIME | LA_MTIME;
if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
mdt_set_capainfo(info, 0, rr->rr_fid1,
req_capsule_client_get(pill, &RMF_CAPA1));
if (req_capsule_get_size(pill, &RMF_CAPA2, RCL_CLIENT))
mdt_set_capainfo(info, 1, rr->rr_fid2,
req_capsule_client_get(pill, &RMF_CAPA2));
rr->rr_name = req_capsule_client_get(pill, &RMF_NAME);
if (rr->rr_name == NULL)
RETURN(-EFAULT);
rr->rr_namelen = req_capsule_get_size(pill, &RMF_NAME, RCL_CLIENT) - 1;
LASSERT(rr->rr_namelen > 0);
rc = mdt_dlmreq_unpack(info);
RETURN(rc);
}
int
libcfs_ipif_query (char *name, int *up, __u32 *ip)
{
struct ifreq ifr;
int nob;
int rc;
__u32 val;
nob = strlen(name);
if (nob >= IFNAMSIZ) {
CERROR("Interface name %s too long\n", name);
return -EINVAL;
}
CLASSERT (sizeof(ifr.ifr_name) >= IFNAMSIZ);
strcpy(ifr.ifr_name, name);
rc = libcfs_sock_ioctl(SIOCGIFFLAGS, (unsigned long)&ifr);
if (rc != 0) {
CERROR("Can't get flags for interface %s\n", name);
return rc;
}
if ((ifr.ifr_flags & IFF_UP) == 0) {
CDEBUG(D_NET, "Interface %s down\n", name);
*up = 0;
*ip = 0;
return 0;
}
*up = 1;
strcpy(ifr.ifr_name, name);
ifr.ifr_addr.sa_family = AF_INET;
rc = libcfs_sock_ioctl(SIOCGIFADDR, (unsigned long)&ifr);
if (rc != 0) {
CERROR("Can't get IP address for interface %s\n", name);
return rc;
}
val = ((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr.s_addr;
*ip = ntohl(val);
return 0;
}
void ptlrpc_fill_bulk_md(lnet_md_t *md, struct ptlrpc_bulk_desc *desc,
int mdidx)
{
CLASSERT(PTLRPC_MAX_BRW_PAGES < LI_POISON);
LASSERT(mdidx < desc->bd_md_max_brw);
LASSERT(desc->bd_iov_count <= PTLRPC_MAX_BRW_PAGES);
LASSERT(!(md->options & (LNET_MD_IOVEC | LNET_MD_KIOV |
LNET_MD_PHYS)));
md->options |= LNET_MD_KIOV;
md->length = max(0, desc->bd_iov_count - mdidx * LNET_MAX_IOV);
md->length = min_t(unsigned int, LNET_MAX_IOV, md->length);
if (desc->bd_enc_iov)
md->start = &desc->bd_enc_iov[mdidx * LNET_MAX_IOV];
else
md->start = &desc->bd_iov[mdidx * LNET_MAX_IOV];
}
/* packing of MDS records */
void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
const void *data, size_t datalen, umode_t mode,
uid_t uid, gid_t gid, cfs_cap_t cap_effective, __u64 rdev)
{
struct mdt_rec_create *rec;
char *tmp;
__u64 flags;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
rec->cr_opcode = REINT_CREATE;
rec->cr_fsuid = uid;
rec->cr_fsgid = gid;
rec->cr_cap = cap_effective;
rec->cr_fid1 = op_data->op_fid1;
rec->cr_fid2 = op_data->op_fid2;
rec->cr_mode = mode;
rec->cr_rdev = rdev;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
rec->cr_suppgid2 = op_data->op_suppgids[1];
flags = 0;
if (op_data->op_bias & MDS_CREATE_VOLATILE)
flags |= MDS_OPEN_VOLATILE;
set_mrc_cr_flags(rec, flags);
rec->cr_bias = op_data->op_bias;
rec->cr_umask = current_umask();
mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
if (data) {
tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
memcpy(tmp, data, datalen);
}
mdc_file_secctx_pack(req, op_data->op_file_secctx_name,
op_data->op_file_secctx,
op_data->op_file_secctx_size);
/* pack SELinux policy info if any */
mdc_file_sepol_pack(req);
}
static void mdc_close_intent_pack(struct ptlrpc_request *req,
struct md_op_data *op_data)
{
struct close_data *data;
struct ldlm_lock *lock;
enum mds_op_bias bias = op_data->op_bias;
if (!(bias & (MDS_CLOSE_INTENT | MDS_CLOSE_MIGRATE)))
return;
data = req_capsule_client_get(&req->rq_pill, &RMF_CLOSE_DATA);
LASSERT(data != NULL);
lock = ldlm_handle2lock(&op_data->op_lease_handle);
if (lock != NULL) {
data->cd_handle = lock->l_remote_handle;
LDLM_LOCK_PUT(lock);
}
ldlm_cli_cancel(&op_data->op_lease_handle, LCF_LOCAL);
data->cd_data_version = op_data->op_data_version;
data->cd_fid = op_data->op_fid2;
if (bias & MDS_CLOSE_LAYOUT_SPLIT) {
data->cd_mirror_id = op_data->op_mirror_id;
} else if (bias & MDS_CLOSE_RESYNC_DONE) {
struct close_data_resync_done *sync = &data->cd_resync;
CLASSERT(sizeof(data->cd_resync) <= sizeof(data->cd_reserved));
sync->resync_count = op_data->op_data_size / sizeof(__u32);
if (sync->resync_count <= INLINE_RESYNC_ARRAY_SIZE) {
memcpy(sync->resync_ids_inline, op_data->op_data,
op_data->op_data_size);
} else {
size_t count = sync->resync_count;
memcpy(req_capsule_client_get(&req->rq_pill, &RMF_U32),
op_data->op_data, count * sizeof(__u32));
}
}
}
/* packing of MDS records */
void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
const void *data, int datalen, __u32 mode,
__u32 uid, __u32 gid, cfs_cap_t cap_effective, __u64 rdev)
{
struct mdt_rec_create *rec;
char *tmp;
__u64 flags;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
rec->cr_opcode = REINT_CREATE;
rec->cr_fsuid = uid;
rec->cr_fsgid = gid;
rec->cr_cap = cap_effective;
rec->cr_fid1 = op_data->op_fid1;
rec->cr_fid2 = op_data->op_fid2;
rec->cr_mode = mode;
rec->cr_rdev = rdev;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
rec->cr_suppgid2 = op_data->op_suppgids[1];
flags = op_data->op_flags & MF_SOM_LOCAL_FLAGS;
if (op_data->op_bias & MDS_CREATE_VOLATILE)
flags |= MDS_OPEN_VOLATILE;
set_mrc_cr_flags(rec, flags);
rec->cr_bias = op_data->op_bias;
rec->cr_umask = current_umask();
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
LOGL0(op_data->op_name, op_data->op_namelen, tmp);
if (data) {
tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
memcpy(tmp, data, datalen);
}
}