struct lfsck_thread_info *info = lfsck_env_info(env);
struct lu_name *cname = &info->lti_name;
struct dt_insert_rec *rec = &info->lti_dt_rec;
- struct lu_fid *tfid = &info->lti_fid5;
struct lu_attr *la = &info->lti_la3;
const struct lu_fid *cfid = lfsck_dto2fid(orphan);
const struct lu_fid *pfid;
+ struct lu_fid tfid;
struct lfsck_instance *lfsck = com->lc_lfsck;
struct dt_device *dev = lfsck->li_bottom;
struct dt_object *parent;
struct thandle *th = NULL;
struct lustre_handle plh = { 0 };
struct lustre_handle clh = { 0 };
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
struct lu_buf linkea_buf;
int namelen;
int idx = 0;
ENTRY;
cname->ln_name = NULL;
- /* Create .lustre/lost+found/MDTxxxx when needed. */
- if (unlikely(lfsck->li_lpf_obj == NULL)) {
- rc = lfsck_create_lpf(env, lfsck);
- if (rc != 0)
- GOTO(log, rc);
- }
+ if (unlikely(lfsck->li_lpf_obj == NULL))
+ GOTO(log, rc = -ENXIO);
parent = lfsck->li_lpf_obj;
pfid = lfsck_dto2fid(parent);
do {
namelen = snprintf(info->lti_key, NAME_MAX, DFID"%s-%s-%d",
PFID(cfid), infix, type, idx++);
- rc = dt_lookup(env, parent, (struct dt_rec *)tfid,
+ rc = dt_lookup(env, parent, (struct dt_rec *)&tfid,
(const struct dt_key *)info->lti_key,
BYPASS_CAPA);
if (rc != 0 && rc != -ENOENT)
GOTO(log, rc);
- if (unlikely(rc == 0 && lu_fid_eq(cfid, tfid)))
+ if (unlikely(rc == 0 && lu_fid_eq(cfid, &tfid)))
exist = true;
} while (rc == 0 && !exist);
}
/**
- * Create the specified orphan MDT-object on remote MDT.
- *
- * The LFSCK instance on this MDT will send LFSCK RPC to remote MDT to
- * ask the remote LFSCK instance to create the specified orphan object
- * under .lustre/lost+found/MDTxxxx/ directory with the name:
- * ${FID}-P-${conflict_version}.
- *
- * \param[in] env pointer to the thread context
- * \param[in] com pointer to the lfsck component
- * \param[in] orphan pointer to the orphan MDT-object
- * \param[in] type the orphan's type to be created
- *
- * type "P": The orphan object to be created was a parent directory
- * of some MDT-object which linkEA shows that the @orphan
- * object is missing.
- *
- * \see lfsck_layout_recreate_parent() for more types.
- *
- * \param[in] lmv pointer to master LMV EA that will be set to the orphan
- *
- * \retval positive number for repaired cases
- * \retval 0 if needs to repair nothing
- * \retval negative error number on failure
- */
-static int lfsck_namespace_create_orphan_remote(const struct lu_env *env,
- struct lfsck_component *com,
- struct dt_object *orphan,
- __u32 type,
- struct lmv_mds_md_v1 *lmv)
-{
- struct lfsck_thread_info *info = lfsck_env_info(env);
- struct lfsck_request *lr = &info->lti_lr;
- struct lu_seq_range *range = &info->lti_range;
- const struct lu_fid *fid = lfsck_dto2fid(orphan);
- struct lfsck_namespace *ns = com->lc_file_ram;
- struct lfsck_instance *lfsck = com->lc_lfsck;
- struct seq_server_site *ss =
- lu_site2seq(lfsck->li_bottom->dd_lu_dev.ld_site);
- struct lfsck_tgt_desc *ltd = NULL;
- struct ptlrpc_request *req = NULL;
- int rc;
- ENTRY;
-
- if (lfsck->li_bookmark_ram.lb_param & LPF_DRYRUN)
- GOTO(out, rc = 1);
-
- fld_range_set_mdt(range);
- rc = fld_server_lookup(env, ss->ss_server_fld, fid_seq(fid), range);
- if (rc != 0)
- GOTO(out, rc);
-
- ltd = lfsck_tgt_get(&lfsck->li_mdt_descs, range->lsr_index);
- if (ltd == NULL) {
- ns->ln_flags |= LF_INCOMPLETE;
-
- GOTO(out, rc = -ENODEV);
- }
-
- req = ptlrpc_request_alloc(class_exp2cliimp(ltd->ltd_exp),
- &RQF_LFSCK_NOTIFY);
- if (req == NULL)
- GOTO(out, rc = -ENOMEM);
-
- rc = ptlrpc_request_pack(req, LUSTRE_OBD_VERSION, LFSCK_NOTIFY);
- if (rc != 0) {
- ptlrpc_request_free(req);
-
- GOTO(out, rc);
- }
-
- lr = req_capsule_client_get(&req->rq_pill, &RMF_LFSCK_REQUEST);
- memset(lr, 0, sizeof(*lr));
- lr->lr_event = LE_CREATE_ORPHAN;
- lr->lr_index = lfsck_dev_idx(lfsck->li_bottom);
- lr->lr_active = LFSCK_TYPE_NAMESPACE;
- lr->lr_fid = *fid;
- lr->lr_type = type;
- if (lmv != NULL) {
- lr->lr_hash_type = lmv->lmv_hash_type;
- lr->lr_stripe_count = lmv->lmv_stripe_count;
- lr->lr_layout_version = lmv->lmv_layout_version;
- memcpy(lr->lr_pool_name, lmv->lmv_pool_name,
- sizeof(lr->lr_pool_name));
- }
-
- ptlrpc_request_set_replen(req);
- rc = ptlrpc_queue_wait(req);
- ptlrpc_req_finished(req);
-
- if (rc == 0) {
- orphan->do_lu.lo_header->loh_attr |= LOHA_EXISTS;
- rc = 1;
- } else if (rc == -EEXIST) {
- orphan->do_lu.lo_header->loh_attr |= LOHA_EXISTS;
- rc = 0;
- }
-
- GOTO(out, rc);
-
-out:
- CDEBUG(D_LFSCK, "%s: namespace LFSCK create object "
- DFID" on the MDT %x remotely: rc = %d\n",
- lfsck_lfsck2name(lfsck), PFID(fid),
- ltd != NULL ? ltd->ltd_index : -1, rc);
-
- if (ltd != NULL)
- lfsck_tgt_put(ltd);
-
- return rc;
-}
-
-/**
- * Create the specified orphan MDT-object locally.
+ * Create the specified orphan directory.
*
* For the case that the parent MDT-object stored in some MDT-object's
* linkEA entry is lost, the LFSCK will re-create the parent object as
* \param[in] env pointer to the thread context
* \param[in] com pointer to the lfsck component
* \param[in] orphan pointer to the orphan MDT-object to be created
- * \param[in] type the orphan's type to be created
- *
- * type "P": The orphan object to be created was a parent directory
- * of some MDT-object which linkEA shows that the @orphan
- * object is missing.
- *
- * \see lfsck_layout_recreate_parent() for more types.
- *
* \param[in] lmv pointer to master LMV EA that will be set to the orphan
*
* \retval positive number for repaired cases
* \retval negative error number on failure
*/
-static int lfsck_namespace_create_orphan_local(const struct lu_env *env,
- struct lfsck_component *com,
- struct dt_object *orphan,
- __u32 type,
- struct lmv_mds_md_v1 *lmv)
+static int lfsck_namespace_create_orphan_dir(const struct lu_env *env,
+ struct lfsck_component *com,
+ struct dt_object *orphan,
+ struct lmv_mds_md_v1 *lmv)
{
struct lfsck_thread_info *info = lfsck_env_info(env);
struct lu_attr *la = &info->lti_la;
struct dt_object_format *dof = &info->lti_dof;
struct lu_name *cname = &info->lti_name2;
struct dt_insert_rec *rec = &info->lti_dt_rec;
- struct lu_fid *tfid = &info->lti_fid;
struct lmv_mds_md_v1 *lmv2 = &info->lti_lmv2;
const struct lu_fid *cfid = lfsck_dto2fid(orphan);
- const struct lu_fid *pfid;
+ struct lu_fid tfid;
struct lfsck_instance *lfsck = com->lc_lfsck;
- struct dt_device *dev = lfsck->li_bottom;
+ struct lfsck_namespace *ns = com->lc_file_ram;
+ struct dt_device *dev;
struct dt_object *parent = NULL;
struct dt_object *child = NULL;
struct thandle *th = NULL;
struct lustre_handle lh = { 0 };
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
struct lu_buf linkea_buf;
struct lu_buf lmv_buf;
char name[32];
ENTRY;
LASSERT(!dt_object_exists(orphan));
- LASSERT(!dt_object_remote(orphan));
-
- /* @orphan maybe not attached to lfsck->li_bottom */
- child = lfsck_object_find_by_dev(env, dev, cfid);
- if (IS_ERR(child))
- GOTO(log, rc = PTR_ERR(child));
cname->ln_name = NULL;
if (lfsck->li_bookmark_ram.lb_param & LPF_DRYRUN)
GOTO(log, rc = 1);
- /* Create .lustre/lost+found/MDTxxxx when needed. */
- if (unlikely(lfsck->li_lpf_obj == NULL)) {
- rc = lfsck_create_lpf(env, lfsck);
+ if (dt_object_remote(orphan)) {
+ LASSERT(lfsck->li_lpf_root_obj != NULL);
+
+ idx = lfsck_find_mdt_idx_by_fid(env, lfsck, cfid);
+ if (idx < 0)
+ GOTO(log, rc = idx);
+
+ snprintf(name, 8, "MDT%04x", idx);
+ rc = dt_lookup(env, lfsck->li_lpf_root_obj,
+ (struct dt_rec *)&tfid,
+ (const struct dt_key *)name, BYPASS_CAPA);
if (rc != 0)
- GOTO(log, rc);
+ GOTO(log, rc = (rc == -ENOENT ? -ENXIO : rc));
+
+ parent = lfsck_object_find_bottom(env, lfsck, &tfid);
+ if (IS_ERR(parent))
+ GOTO(log, rc = PTR_ERR(parent));
+
+ if (unlikely(!dt_try_as_dir(env, parent)))
+ GOTO(log, rc = -ENOTDIR);
+ } else {
+ if (unlikely(lfsck->li_lpf_obj == NULL))
+ GOTO(log, rc = -ENXIO);
+
+ parent = lfsck->li_lpf_obj;
}
- parent = lfsck->li_lpf_obj;
- pfid = lfsck_dto2fid(parent);
+ dev = lfsck_find_dev_by_fid(env, lfsck, cfid);
+ if (IS_ERR(dev))
+ GOTO(log, rc = PTR_ERR(dev));
+
+ child = lfsck_object_find_by_dev(env, dev, cfid);
+ if (IS_ERR(child))
+ GOTO(log, rc = PTR_ERR(child));
/* Hold update lock on the parent to prevent others to access. */
rc = lfsck_ibits_lock(env, lfsck, parent, &lh,
if (rc != 0)
GOTO(log, rc);
+ idx = 0;
do {
namelen = snprintf(name, 31, DFID"-P-%d",
PFID(cfid), idx++);
- rc = dt_lookup(env, parent, (struct dt_rec *)tfid,
+ rc = dt_lookup(env, parent, (struct dt_rec *)&tfid,
(const struct dt_key *)name, BYPASS_CAPA);
if (rc != 0 && rc != -ENOENT)
GOTO(unlock1, rc);
cname->ln_namelen = namelen;
memset(la, 0, sizeof(*la));
- la->la_mode = type | (S_ISDIR(type) ? 0700 : 0600);
+ la->la_mode = S_IFDIR | 0700;
la->la_valid = LA_TYPE | LA_MODE | LA_UID | LA_GID |
LA_ATIME | LA_MTIME | LA_CTIME;
la->la_mode & S_IFMT);
memset(dof, 0, sizeof(*dof));
- dof->dof_type = dt_mode_to_dft(type);
+ dof->dof_type = dt_mode_to_dft(S_IFDIR);
rc = linkea_data_new(&ldata, &info->lti_linkea_buf2);
if (rc != 0)
GOTO(unlock1, rc);
- rc = linkea_add_buf(&ldata, cname, pfid);
+ rc = linkea_add_buf(&ldata, cname, lfsck_dto2fid(parent));
if (rc != 0)
GOTO(unlock1, rc);
if (IS_ERR(th))
GOTO(unlock1, rc = PTR_ERR(th));
+ /* Sync the remote transaction to guarantee that the subsequent
+ * lock against the @orphan can find the @orphan in time. */
+ if (dt_object_remote(orphan))
+ th->th_sync = 1;
+
rc = dt_declare_create(env, child, la, hint, dof, th);
- if (rc == 0 && S_ISDIR(type))
+ if (rc != 0)
+ GOTO(stop, rc);
+
+ if (unlikely(!dt_try_as_dir(env, child)))
+ GOTO(stop, rc = -ENOTDIR);
+
+ rec->rec_type = S_IFDIR;
+ rec->rec_fid = cfid;
+ rc = dt_declare_insert(env, child, (const struct dt_rec *)rec,
+ (const struct dt_key *)dot, th);
+ if (rc != 0)
+ GOTO(stop, rc);
+
+ rec->rec_fid = lfsck_dto2fid(parent);
+ rc = dt_declare_insert(env, child, (const struct dt_rec *)rec,
+ (const struct dt_key *)dotdot, th);
+ if (rc == 0)
rc = dt_declare_ref_add(env, child, th);
if (rc != 0)
GOTO(stop, rc);
+ rc = dt_declare_ref_add(env, child, th);
+ if (rc != 0)
+ GOTO(stop, rc);
+
if (lmv != NULL) {
lmv->lmv_magic = LMV_MAGIC;
lmv->lmv_master_mdt_index = lfsck_dev_idx(dev);
if (rc != 0)
GOTO(stop, rc);
- rec->rec_type = type;
rec->rec_fid = cfid;
rc = dt_declare_insert(env, parent, (const struct dt_rec *)rec,
(const struct dt_key *)name, th);
- if (rc == 0 && S_ISDIR(type))
+ if (rc == 0)
rc = dt_declare_ref_add(env, parent, th);
if (rc != 0)
if (rc != 0)
GOTO(unlock2, rc);
- if (S_ISDIR(type)) {
- if (unlikely(!dt_try_as_dir(env, child)))
- GOTO(unlock2, rc = -ENOTDIR);
-
- rec->rec_type = S_IFDIR;
- rec->rec_fid = cfid;
- rc = dt_insert(env, child, (const struct dt_rec *)rec,
- (const struct dt_key *)dot, th, BYPASS_CAPA, 1);
- if (rc != 0)
- GOTO(unlock2, rc);
+ rec->rec_fid = cfid;
+ rc = dt_insert(env, child, (const struct dt_rec *)rec,
+ (const struct dt_key *)dot, th, BYPASS_CAPA, 1);
+ if (rc != 0)
+ GOTO(unlock2, rc);
- rec->rec_fid = pfid;
- rc = dt_insert(env, child, (const struct dt_rec *)rec,
- (const struct dt_key *)dotdot, th,
- BYPASS_CAPA, 1);
- if (rc != 0)
- GOTO(unlock2, rc);
+ rec->rec_fid = lfsck_dto2fid(parent);
+ rc = dt_insert(env, child, (const struct dt_rec *)rec,
+ (const struct dt_key *)dotdot, th,
+ BYPASS_CAPA, 1);
+ if (rc != 0)
+ GOTO(unlock2, rc);
- rc = dt_ref_add(env, child, th);
- if (rc != 0)
- GOTO(unlock2, rc);
- }
+ rc = dt_ref_add(env, child, th);
+ if (rc != 0)
+ GOTO(unlock2, rc);
if (lmv != NULL) {
rc = dt_xattr_set(env, child, &lmv_buf, XATTR_NAME_LMV, 0,
if (rc != 0)
GOTO(stop, rc);
- rec->rec_type = type;
rec->rec_fid = cfid;
rc = dt_insert(env, parent, (const struct dt_rec *)rec,
(const struct dt_key *)name, th, BYPASS_CAPA, 1);
- if (rc == 0 && S_ISDIR(type)) {
+ if (rc == 0) {
dt_write_lock(env, parent, 0);
rc = dt_ref_add(env, parent, th);
dt_write_unlock(env, parent);
lfsck_ibits_unlock(&lh, LCK_EX);
log:
- CDEBUG(D_LFSCK, "%s: namespace LFSCK create orphan locally for "
- "the object "DFID", name = %s, type %o: rc = %d\n",
+ CDEBUG(D_LFSCK, "%s: namespace LFSCK create orphan dir for "
+ "the object "DFID", name = %s: rc = %d\n",
lfsck_lfsck2name(lfsck), PFID(cfid),
- cname->ln_name != NULL ? cname->ln_name : "<NULL>", type, rc);
+ cname->ln_name != NULL ? cname->ln_name : "<NULL>", rc);
if (child != NULL && !IS_ERR(child))
lfsck_object_put(env, child);
- return rc;
-}
-
-/**
- * Create the specified orphan MDT-object.
- *
- * For the case that the parent MDT-object stored in some MDT-object's
- * linkEA entry is lost, the LFSCK will re-create the parent object as
- * an orphan and insert it into .lustre/lost+found/MDTxxxx/ directory
- * with the name: ${FID}-P-${conflict_version}.
- *
- * \param[in] env pointer to the thread context
- * \param[in] com pointer to the lfsck component
- * \param[in] orphan pointer to the orphan MDT-object
- *
- * type "P": The orphan object to be created was a parent directory
- * of some MDT-object which linkEA shows that the @orphan
- * object is missing.
- *
- * \see lfsck_layout_recreate_parent() for more types.
- *
- * \param[in] lmv pointer to master LMV EA that will be set to the orphan
- *
- * \retval positive number for repaired cases
- * \retval 0 if needs to repair nothing
- * \retval negative error number on failure
- */
-static int lfsck_namespace_create_orphan(const struct lu_env *env,
- struct lfsck_component *com,
- struct dt_object *orphan,
- struct lmv_mds_md_v1 *lmv)
-{
- struct lfsck_namespace *ns = com->lc_file_ram;
- int rc;
-
- if (dt_object_remote(orphan))
- rc = lfsck_namespace_create_orphan_remote(env, com, orphan,
- S_IFDIR, lmv);
- else
- rc = lfsck_namespace_create_orphan_local(env, com, orphan,
- S_IFDIR, lmv);
+ if (parent != NULL && !IS_ERR(parent) && parent != lfsck->li_lpf_obj)
+ lfsck_object_put(env, parent);
if (rc != 0)
ns->ln_flags |= LF_INCONSISTENT;
struct lfsck_bookmark *bk = &lfsck->li_bookmark_ram;
struct thandle *th = NULL;
struct lustre_handle lh = { 0 };
- struct linkea_data ldata_new = { 0 };
+ struct linkea_data ldata_new = { NULL };
struct lu_buf linkea_buf;
int rc = 0;
ENTRY;
const struct lu_name *cname)
{
struct lfsck_thread_info *info = lfsck_env_info(env);
- struct lu_fid *tfid = &info->lti_fid5;
struct lu_attr *la = &info->lti_la;
struct dt_insert_rec *rec = &info->lti_dt_rec;
+ struct lu_fid tfid;
struct lfsck_instance *lfsck = com->lc_lfsck;
struct dt_device *dev = lfsck->li_next;
const char *name = cname->ln_name;
struct dt_object *obj = NULL;
struct lustre_handle plh = { 0 };
struct lustre_handle clh = { 0 };
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
struct thandle *th = NULL;
bool exist = true;
int rc = 0;
goto replace;
}
- rc = dt_lookup(env, parent, (struct dt_rec *)tfid,
+ rc = dt_lookup(env, parent, (struct dt_rec *)&tfid,
(const struct dt_key *)name, BYPASS_CAPA);
if (rc == -ENOENT) {
exist = false;
GOTO(log, rc);
/* Someone changed the name entry, cannot replace it. */
- if (!lu_fid_eq(cfid, tfid))
+ if (!lu_fid_eq(cfid, &tfid))
GOTO(log, rc = 0);
/* lock the object to be destroyed. */
int rc = 0;
ENTRY;
- LASSERT(!dt_object_remote(obj));
-
th = dt_trans_create(env, dev);
if (IS_ERR(th))
GOTO(log, rc = PTR_ERR(th));
const char *name, const char *name2,
__u16 type, bool update, bool dec)
{
- struct lfsck_thread_info *info = lfsck_env_info(env);
- struct dt_insert_rec *rec = &info->lti_dt_rec;
- const struct lu_fid *cfid = lfsck_dto2fid(child);
- struct lu_fid *tfid = &info->lti_fid5;
- struct lfsck_instance *lfsck = com->lc_lfsck;
- struct dt_device *dev = lfsck->li_next;
- struct thandle *th = NULL;
- struct lustre_handle lh = { 0 };
- int rc = 0;
+ struct dt_insert_rec *rec = &lfsck_env_info(env)->lti_dt_rec;
+ const struct lu_fid *cfid = lfsck_dto2fid(child);
+ struct lu_fid tfid;
+ struct lfsck_instance *lfsck = com->lc_lfsck;
+ struct dt_device *dev = lfsck->li_next;
+ struct thandle *th = NULL;
+ struct lustre_handle lh = { 0 };
+ int rc = 0;
ENTRY;
if (unlikely(!dt_try_as_dir(env, parent)))
GOTO(stop, rc);
dt_write_lock(env, parent, 0);
- rc = dt_lookup(env, parent, (struct dt_rec *)tfid,
+ rc = dt_lookup(env, parent, (struct dt_rec *)&tfid,
(const struct dt_key *)name, BYPASS_CAPA);
/* Someone has removed the bad name entry by race. */
if (rc == -ENOENT)
/* Someone has removed the bad name entry and reused it for other
* object by race. */
- if (!lu_fid_eq(tfid, cfid))
+ if (!lu_fid_eq(&tfid, cfid))
GOTO(unlock2, rc = 0);
if (lfsck->li_bookmark_ram.lb_param & LPF_DRYRUN)
struct lfsck_instance *lfsck = com->lc_lfsck;
struct dt_device *dev = lfsck->li_bottom;
struct thandle *th = NULL;
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
struct lu_buf linkea_buf;
int rc = 0;
ENTRY;
struct lfsck_thread_info *info = lfsck_env_info(env);
struct lu_name *cname = &info->lti_name;
const struct lu_fid *cfid = lfsck_dto2fid(child);
- struct lu_fid *tfid = &info->lti_fid3;
+ struct lu_fid tfid;
struct lfsck_namespace *ns = com->lc_file_ram;
struct lfsck_instance *lfsck = com->lc_lfsck;
struct dt_object *parent = NULL;
int rc = 0;
ENTRY;
- lfsck_namespace_unpack_linkea_entry(ldata, cname, tfid, info->lti_key);
+ lfsck_namespace_unpack_linkea_entry(ldata, cname, &tfid, info->lti_key);
/* The unique linkEA entry with bad parent will be handled as orphan. */
- if (!fid_is_sane(tfid)) {
+ if (!fid_is_sane(&tfid)) {
if (!lustre_handle_is_used(lh) && retry != NULL)
*retry = true;
else
GOTO(out, rc);
}
- parent = lfsck_object_find_bottom(env, lfsck, tfid);
+ parent = lfsck_object_find_bottom(env, lfsck, &tfid);
if (IS_ERR(parent))
GOTO(out, rc = PTR_ERR(parent));
/* It is an invalid name entry, we
* cannot trust the parent also. */
rc = lfsck_namespace_shrink_linkea(env, com, child,
- ldata, cname, tfid, true);
+ ldata, cname, &tfid, true);
if (rc < 0)
GOTO(out, rc);
}
/* Create the lost parent as an orphan. */
- rc = lfsck_namespace_create_orphan(env, com, parent, lmv);
+ rc = lfsck_namespace_create_orphan_dir(env, com, parent, lmv);
if (rc >= 0) {
/* Add the missing name entry to the parent. */
rc = lfsck_namespace_insert_normal(env, com, parent,
* current system to be consistent. */
rc = lfsck_namespace_shrink_linkea(env,
com, child, ldata,
- cname, tfid, true);
+ cname, &tfid, true);
if (rc >= 0) {
snprintf(info->lti_tmpbuf,
sizeof(info->lti_tmpbuf),
GOTO(out, rc);
}
- rc = dt_lookup(env, parent, (struct dt_rec *)tfid,
+ rc = dt_lookup(env, parent, (struct dt_rec *)&tfid,
(const struct dt_key *)cname->ln_name, BYPASS_CAPA);
if (rc == -ENOENT) {
/* If the LFSCK is marked as LF_INCOMPLETE, then means some MDT
/* It is an invalid name entry, drop it. */
if (unlikely(rc > 0)) {
rc = lfsck_namespace_shrink_linkea(env, com, child,
- ldata, cname, tfid, true);
+ ldata, cname, &tfid, true);
if (rc >= 0) {
snprintf(info->lti_tmpbuf,
sizeof(info->lti_tmpbuf),
* internal status of create operation. Under such
* case, nothing to be done. */
rc = lfsck_namespace_shrink_linkea_cond(env, com,
- parent, child, ldata, cname, tfid);
+ parent, child, ldata, cname, &tfid);
if (rc >= 0) {
snprintf(info->lti_tmpbuf,
sizeof(info->lti_tmpbuf),
if (rc != 0)
GOTO(out, rc);
- if (!lu_fid_eq(tfid, cfid)) {
+ if (!lu_fid_eq(&tfid, cfid)) {
if (!lustre_handle_is_used(lh) && retry != NULL) {
*retry = true;
* may be created by the LFSCK for repairing dangling
* name entry. Try to replace it. */
rc = lfsck_namespace_replace_cond(env, com, parent, child,
- tfid, cname);
+ &tfid, cname);
if (rc == 0)
rc = lfsck_namespace_dsd_orphan(env, com, child,
pfid, lh, type);
struct lfsck_thread_info *info = lfsck_env_info(env);
struct lu_name *cname = &info->lti_name;
const struct lu_fid *cfid = lfsck_dto2fid(child);
- struct lu_fid *tfid = &info->lti_fid3;
- struct lu_fid *pfid2 = &info->lti_fid4;
+ struct lu_fid *pfid2 = &info->lti_fid3;
+ struct lu_fid tfid;
struct lfsck_namespace *ns = com->lc_file_ram;
struct lfsck_instance *lfsck = com->lc_lfsck;
struct lfsck_bookmark *bk = &lfsck->li_bookmark_ram;
struct dt_object *parent = NULL;
- struct linkea_data ldata_new = { 0 };
+ struct linkea_data ldata_new = { NULL };
int dirent_count = 0;
int linkea_count = 0;
int rc = 0;
again:
while (ldata->ld_lee != NULL) {
- lfsck_namespace_unpack_linkea_entry(ldata, cname, tfid,
+ lfsck_namespace_unpack_linkea_entry(ldata, cname, &tfid,
info->lti_key);
/* Drop repeated linkEA entries. */
- lfsck_namespace_filter_linkea_entry(ldata, cname, tfid, true);
+ lfsck_namespace_filter_linkea_entry(ldata, cname, &tfid, true);
/* Drop invalid linkEA entry. */
- if (!fid_is_sane(tfid)) {
+ if (!fid_is_sane(&tfid)) {
linkea_del_buf(ldata, cname);
linkea_count++;
continue;
* When the LFSCK runs again, if the dangling name is still
* there, the LFSCK should move the orphan directory object
* back to the normal namespace. */
- if (!lpf && !lu_fid_eq(pfid, tfid) && once) {
+ if (!lpf && !lu_fid_eq(pfid, &tfid) && once) {
linkea_next_entry(ldata);
continue;
}
- parent = lfsck_object_find_bottom(env, lfsck, tfid);
+ parent = lfsck_object_find_bottom(env, lfsck, &tfid);
if (IS_ERR(parent))
RETURN(PTR_ERR(parent));
continue;
}
- rc = dt_lookup(env, parent, (struct dt_rec *)tfid,
+ rc = dt_lookup(env, parent, (struct dt_rec *)&tfid,
(const struct dt_key *)cname->ln_name,
BYPASS_CAPA);
*pfid2 = *lfsck_dto2fid(parent);
RETURN(rc);
}
- if (lu_fid_eq(tfid, cfid)) {
+ if (lu_fid_eq(&tfid, cfid)) {
lfsck_object_put(env, parent);
if (!lu_fid_eq(pfid, pfid2)) {
*type = LNIT_UNMATCHED_PAIRS;
* other parent directories, remove all of them. */
while (ldata->ld_lee != NULL) {
lfsck_namespace_unpack_linkea_entry(ldata,
- cname, tfid, info->lti_key);
- if (!fid_is_sane(tfid))
+ cname, &tfid, info->lti_key);
+ if (!fid_is_sane(&tfid))
goto next;
parent = lfsck_object_find_bottom(env, lfsck,
- tfid);
+ &tfid);
if (IS_ERR(parent)) {
rc = PTR_ERR(parent);
if (rc != -ENOENT &&
* created by the LFSCK for repairing dangling name entry.
* Try to replace it. */
rc = lfsck_namespace_replace_cond(env, com, parent, child,
- tfid, cname);
+ &tfid, cname);
lfsck_object_put(env, parent);
if (rc < 0)
RETURN(rc);
* \param[in] env pointer to the thread context
* \param[in] com pointer to the lfsck component
* \param[in] obj pointer to the dt_object to be handled
- * \param[in,out] nlink pointer to buffer to object's hard lock count before
+ * \param[in,out] la pointer to buffer to object's attribute before
* and after the repairing
*
* \retval positive number for repaired cases
*/
static int lfsck_namespace_repair_nlink(const struct lu_env *env,
struct lfsck_component *com,
- struct dt_object *obj, __u32 *nlink)
+ struct dt_object *obj,
+ struct lu_attr *la)
{
struct lfsck_thread_info *info = lfsck_env_info(env);
- struct lu_attr *la = &info->lti_la3;
struct lu_fid *tfid = &info->lti_fid3;
struct lfsck_namespace *ns = com->lc_file_ram;
struct lfsck_instance *lfsck = com->lc_lfsck;
const struct lu_fid *cfid = lfsck_dto2fid(obj);
struct dt_object *child = NULL;
struct thandle *th = NULL;
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
struct lustre_handle lh = { 0 };
- __u32 old = *nlink;
+ __u32 old = la->la_nlink;
int rc = 0;
__u8 flags;
ENTRY;
if (flags & LNTF_SKIP_NLINK)
GOTO(unlock, rc = 0);
- rc = lfsck_links_read2(env, child, &ldata);
- if (rc == -ENODATA)
- GOTO(unlock, rc = 0);
+ rc = dt_attr_get(env, child, la, BYPASS_CAPA);
+ if (rc != 0)
+ GOTO(unlock, rc = (rc == -ENOENT ? 0 : rc));
+ rc = lfsck_links_read2(env, child, &ldata);
if (rc != 0)
- GOTO(unlock, rc);
+ GOTO(unlock, rc = (rc == -ENODATA ? 0 : rc));
- if (*nlink == ldata.ld_leh->leh_reccount)
+ if (la->la_nlink == ldata.ld_leh->leh_reccount ||
+ unlikely(la->la_nlink == 0))
GOTO(unlock, rc = 0);
- la->la_nlink = *nlink = ldata.ld_leh->leh_reccount;
+ la->la_nlink = ldata.ld_leh->leh_reccount;
if (lfsck->li_bookmark_ram.lb_param & LPF_DRYRUN)
GOTO(unlock, rc = 1);
CDEBUG(D_LFSCK, "%s: namespace LFSCK repaired the object "DFID"'s "
"nlink count from %u to %u: rc = %d\n",
- lfsck_lfsck2name(lfsck), PFID(cfid), old, *nlink, rc);
+ lfsck_lfsck2name(lfsck), PFID(cfid), old, la->la_nlink, rc);
if (rc != 0)
ns->ln_flags |= LF_INCONSISTENT;
struct lfsck_namespace *ns = com->lc_file_ram;
struct lfsck_instance *lfsck = com->lc_lfsck;
struct lustre_handle lh = { 0 };
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
bool unknown = false;
bool lpf = false;
bool retry = false;
struct lfsck_instance *lfsck = com->lc_lfsck;
struct lfsck_namespace *ns = com->lc_file_ram;
struct dt_object *parent = NULL;
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
bool repaired = false;
int count = 0;
int rc;
}
/* Create the lost parent as an orphan. */
- rc = lfsck_namespace_create_orphan(env, com,
+ rc = lfsck_namespace_create_orphan_dir(env, com,
parent, NULL);
if (rc < 0) {
lfsck_object_put(env, parent);
count = ldata.ld_leh->leh_reccount;
}
- /* If the LFSCK is marked as LF_INCOMPLETE, then means some
- * MDT has ever tried to verify some remote MDT-object that
- * resides on this MDT, but this MDT failed to respond such
- * request. So means there may be some remote name entry on
- * other MDT that references this object with another name,
- * so we cannot know whether this linkEA is valid or not.
- * So keep it there and maybe resolved when next LFSCK run. */
- if (count == 0 && !(ns->ln_flags & LF_INCOMPLETE)) {
- /* If the child becomes orphan, then insert it into
- * the global .lustre/lost+found/MDTxxxx directory. */
- rc = lfsck_namespace_insert_orphan(env, com, child, "", "O",
- &count);
- if (rc < 0)
- return rc;
+ if (count == 0) {
+ /* If the LFSCK is marked as LF_INCOMPLETE, then means some
+ * MDT has ever tried to verify some remote MDT-object that
+ * resides on this MDT, but this MDT failed to respond such
+ * request. So means there may be some remote name entry on
+ * other MDT that references this object with another name,
+ * so we cannot know whether this linkEA is valid or not.
+ * So keep it there and maybe resolved when next LFSCK run. */
+ if (!(ns->ln_flags & LF_INCOMPLETE)) {
+ /* If the child becomes orphan, then insert it into
+ * the global .lustre/lost+found/MDTxxxx directory. */
+ rc = lfsck_namespace_insert_orphan(env, com, child,
+ "", "O", &count);
+ if (rc < 0)
+ return rc;
- if (rc > 0) {
- ns->ln_mul_ref_repaired++;
- repaired = true;
+ if (rc > 0) {
+ ns->ln_mul_ref_repaired++;
+ repaired = true;
+ }
}
- }
-
- rc = dt_attr_get(env, child, la, BYPASS_CAPA);
- if (rc != 0)
- return rc;
+ } else {
+ rc = dt_attr_get(env, child, la, BYPASS_CAPA);
+ if (rc != 0)
+ return rc;
- if (la->la_nlink != count) {
- rc = lfsck_namespace_repair_nlink(env, com, child,
- &la->la_nlink);
- if (rc > 0) {
- ns->ln_objs_nlink_repaired++;
- rc = 0;
+ if (la->la_nlink != 0 && la->la_nlink != count) {
+ rc = lfsck_namespace_repair_nlink(env, com, child, la);
+ if (rc > 0) {
+ ns->ln_objs_nlink_repaired++;
+ rc = 0;
+ }
}
}
struct dt_device *dev = lfsck->li_bottom;
struct seq_server_site *ss =
lu_site2seq(dev->dd_lu_dev.ld_site);
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
__u32 idx = lfsck_dev_idx(dev);
int rc;
ENTRY;
ENTRY;
switch (lr->lr_event) {
- case LE_CREATE_ORPHAN: {
- struct dt_object *orphan = NULL;
- struct lmv_mds_md_v1 *lmv;
-
- CDEBUG(D_LFSCK, "%s: namespace LFSCK handling notify from "
- "MDT %x to create orphan"DFID" with type %o\n",
- lfsck_lfsck2name(lfsck), lr->lr_index,
- PFID(&lr->lr_fid), lr->lr_type);
-
- orphan = lfsck_object_find(env, lfsck, &lr->lr_fid);
- if (IS_ERR(orphan))
- GOTO(out_create, rc = PTR_ERR(orphan));
-
- if (dt_object_exists(orphan))
- GOTO(out_create, rc = -EEXIST);
-
- if (lr->lr_stripe_count > 0) {
- lmv = &lfsck_env_info(env)->lti_lmv;
- memset(lmv, 0, sizeof(*lmv));
- lmv->lmv_hash_type = lr->lr_hash_type;
- lmv->lmv_stripe_count = lr->lr_stripe_count;
- lmv->lmv_layout_version = lr->lr_layout_version;
- memcpy(lmv->lmv_pool_name, lr->lr_pool_name,
- sizeof(lmv->lmv_pool_name));
- } else {
- lmv = NULL;
- }
-
- rc = lfsck_namespace_create_orphan_local(env, com, orphan,
- lr->lr_type, lmv);
-
- GOTO(out_create, rc = (rc == 1) ? 0 : rc);
-
-out_create:
- CDEBUG(D_LFSCK, "%s: namespace LFSCK handled notify from "
- "MDT %x to create orphan"DFID" with type %o: rc = %d\n",
- lfsck_lfsck2name(lfsck), lr->lr_index,
- PFID(&lr->lr_fid), lr->lr_type, rc);
-
- if (orphan != NULL && !IS_ERR(orphan))
- lfsck_object_put(env, orphan);
-
- return rc;
- }
case LE_SKIP_NLINK_DECLARE: {
struct dt_object *obj = com->lc_obj;
struct lu_fid *key = &lfsck_env_info(env)->lti_fid3;
struct lmv_mds_md_v1 *lmv2 = &info->lti_lmv2;
struct dt_object *parent = lnr->lnr_obj;
const struct lu_name *cname;
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
struct lustre_handle lh = { 0 };
struct lu_buf linkea_buf;
struct lu_buf lmv_buf;
struct lfsck_instance *lfsck = com->lc_lfsck;
struct lfsck_bookmark *bk = &lfsck->li_bookmark_ram;
struct lfsck_namespace *ns = com->lc_file_ram;
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
const struct lu_name *cname;
struct thandle *handle = NULL;
struct lfsck_namespace_req *lnr =
struct dt_object *obj, const struct lu_name *cname,
const struct lu_fid *pfid)
{
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
struct lu_buf linkea_buf;
struct thandle *th;
int rc;
char *name, struct lu_fid *pfid)
{
struct lu_name *cname = &lfsck_env_info(env)->lti_name;
- struct linkea_data ldata = { 0 };
+ struct linkea_data ldata = { NULL };
int rc;
rc = lfsck_links_read(env, obj, &ldata);
}
/**
- * Remove the name entry from the parent directory.
- *
- * No need to care about the object referenced by the name entry,
- * either the name entry is invalid or redundant, or the referenced
- * object has been processed has been or will be handled by others.
- *
- * \param[in] env pointer to the thread context
- * \param[in] lfsck pointer to the lfsck instance
- * \param[in] parent pointer to the lost+found object
- * \param[in] name the name for the name entry to be removed
- * \param[in] type the type for the name entry to be removed
- *
- * \retval 0 for success
- * \retval negative error number on failure
- */
-int lfsck_remove_name_entry(const struct lu_env *env,
- struct lfsck_instance *lfsck,
- struct dt_object *parent,
- const char *name, __u32 type)
-{
- struct dt_device *dev = lfsck->li_next;
- struct thandle *th;
- struct lustre_handle lh = { 0 };
- int rc;
- ENTRY;
-
- rc = lfsck_ibits_lock(env, lfsck, parent, &lh,
- MDS_INODELOCK_UPDATE, LCK_EX);
- if (rc != 0)
- RETURN(rc);
-
- th = dt_trans_create(env, dev);
- if (IS_ERR(th))
- GOTO(unlock, rc = PTR_ERR(th));
-
- rc = dt_declare_delete(env, parent, (const struct dt_key *)name, th);
- if (rc != 0)
- GOTO(stop, rc);
-
- if (S_ISDIR(type)) {
- rc = dt_declare_ref_del(env, parent, th);
- if (rc != 0)
- GOTO(stop, rc);
- }
-
- rc = dt_trans_start(env, dev, th);
- if (rc != 0)
- GOTO(stop, rc);
-
- rc = dt_delete(env, parent, (const struct dt_key *)name, th,
- BYPASS_CAPA);
- if (rc != 0)
- GOTO(stop, rc);
-
- if (S_ISDIR(type)) {
- dt_write_lock(env, parent, 0);
- rc = dt_ref_del(env, parent, th);
- dt_write_unlock(env, parent);
- }
-
- GOTO(stop, rc);
-
-stop:
- dt_trans_stop(env, dev, th);
-
-unlock:
- lfsck_ibits_unlock(&lh, LCK_EX);
-
- CDEBUG(D_LFSCK, "%s: remove name entry "DFID"/%s "
- "with type %o: rc = %d\n", lfsck_lfsck2name(lfsck),
- PFID(lfsck_dto2fid(parent)), name, type, rc);
-
- return rc;
-}
-
-/**
* Update the object's name entry with the given FID.
*
* \param[in] env pointer to the thread context
git://git.whamcloud.com / fs / lustre-release.git / blobdiff