* GPL HEADER END
*/
/*
- * Copyright (c) 2012, 2013, Intel Corporation.
+ * Copyright (c) 2013, 2014, Intel Corporation.
*/
/*
* lustre/lfsck/lfsck_engine.c
{
struct lfsck_thread_info *info = lfsck_env_info(env);
struct lfsck_bookmark *bk = &lfsck->li_bookmark_ram;
- struct dt_device *dt = lfsck->li_bottom;
+ struct dt_device *dev = lfsck_obj2dev(obj);
struct lustre_mdt_attrs *lma = &info->lti_lma;
struct lu_buf *buf;
struct thandle *th;
RETURN(0);
buf = lfsck_buf_get(env, info->lti_lma_old, LMA_OLD_SIZE);
- rc = dt_xattr_get(env, obj, buf, XATTR_NAME_LMA, BYPASS_CAPA);
+ rc = dt_xattr_get(env, obj, buf, XATTR_NAME_LMA);
if (rc < 0) {
if (rc != -ENODATA)
RETURN(rc);
}
lustre_lma_swab(lma);
- th = dt_trans_create(env, dt);
+ th = dt_trans_create(env, dev);
if (IS_ERR(th))
RETURN(PTR_ERR(th));
if (rc != 0)
GOTO(stop, rc);
- rc = dt_trans_start(env, dt, th);
+ rc = dt_trans_start_local(env, dev, th);
if (rc != 0)
GOTO(stop, rc);
- rc = dt_xattr_set(env, obj, buf, XATTR_NAME_LMA, fl, th, BYPASS_CAPA);
+ rc = dt_xattr_set(env, obj, buf, XATTR_NAME_LMA, fl, th);
GOTO(stop, rc);
stop:
- dt_trans_stop(env, dt, th);
+ dt_trans_stop(env, dev, th);
return rc;
}
return -ENOTDIR;
return dt_lookup(env, obj, (struct dt_rec *)fid,
- (const struct dt_key *)"..", BYPASS_CAPA);
+ (const struct dt_key *)"..");
}
/**
struct lfsck_thread_info *info = lfsck_env_info(env);
struct lu_fid *fid = &info->lti_fid;
struct lu_seq_range *range = &info->lti_range;
- struct dt_device *dev = lfsck->li_bottom;
- struct seq_server_site *ss = lu_site2seq(dev->dd_lu_dev.ld_site);
- __u32 idx = lfsck_dev_idx(dev);
+ struct seq_server_site *ss = lfsck_dev_site(lfsck);
+ __u32 idx = lfsck_dev_idx(lfsck);
int depth = 0;
int rc = 0;
return 1;
if (obj == NULL) {
- obj = lfsck_object_find(env, lfsck, fid);
+ obj = lfsck_object_find_bottom(env, lfsck, fid);
if (IS_ERR(obj))
return PTR_ERR(obj);
}
rc = dt_xattr_get(env, obj,
- lfsck_buf_get(env, NULL, 0), XATTR_NAME_LINK,
- BYPASS_CAPA);
+ lfsck_buf_get(env, NULL, 0), XATTR_NAME_LINK);
dt_read_unlock(env, obj);
if (rc >= 0)
GOTO(out, rc = 1);
RETURN(-ENOMEM);
}
- /* Find the object against the bottom device. */
- obj = lfsck_object_find_by_dev(env, lfsck->li_bottom,
- lfsck_dto2fid(obj));
- if (IS_ERR(obj)) {
- OBD_FREE_LARGE(lslr, sizeof(*lslr) * stripes);
- OBD_FREE_PTR(llmv);
-
- RETURN(PTR_ERR(obj));
- }
-
llmv->ll_stripes_allocated = stripes;
llmv->ll_hash_type = LMV_HASH_TYPE_UNKNOWN;
llmv->ll_lslr = lslr;
- lfsck->li_obj_dir = obj;
} else {
llmv->ll_lmv_slave = 1;
- lfsck->li_obj_dir = lfsck_object_get(obj);
}
+ lfsck->li_obj_dir = lfsck_object_get(obj);
llmv->ll_lmv = *lmv;
atomic_set(&llmv->ll_ref, 1);
lfsck->li_lmv = llmv;
}
iops = &obj->do_index_ops->dio_it;
- di = iops->init(env, obj, lfsck->li_args_dir, BYPASS_CAPA);
+ di = iops->init(env, obj, lfsck->li_args_dir);
if (IS_ERR(di))
GOTO(out, rc = PTR_ERR(di));
GOTO(out, rc = 0);
/* Find the directory for namespace-based traverse. */
- obj = lfsck_object_find(env, lfsck, &pos->lp_dir_parent);
+ obj = lfsck_object_find_bottom(env, lfsck, &pos->lp_dir_parent);
if (IS_ERR(obj))
RETURN(PTR_ERR(obj));
static int lfsck_exec_dir(const struct lu_env *env,
struct lfsck_instance *lfsck,
+ struct lfsck_assistant_object *lso,
struct lu_dirent *ent, __u16 type)
{
struct lfsck_component *com;
int rc;
list_for_each_entry(com, &lfsck->li_list_scan, lc_link) {
- rc = com->lc_ops->lfsck_exec_dir(env, com, ent, type);
+ rc = com->lc_ops->lfsck_exec_dir(env, com, lso, ent, type);
if (rc != 0)
return rc;
}
(struct lu_dirent *)info->lti_key;
struct lfsck_bookmark *bk = &lfsck->li_bookmark_ram;
struct ptlrpc_thread *thread = &lfsck->li_thread;
+ struct lfsck_assistant_object *lso = NULL;
int rc;
__u16 type;
ENTRY;
do {
- if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_DELAY2) &&
- cfs_fail_val > 0) {
- struct l_wait_info lwi;
-
- lwi = LWI_TIMEOUT(cfs_time_seconds(cfs_fail_val),
- NULL, NULL);
- l_wait_event(thread->t_ctl_waitq,
- !thread_is_running(thread),
- &lwi);
-
- if (unlikely(!thread_is_running(thread))) {
- CDEBUG(D_LFSCK, "%s: scan dir exit for engine "
- "stop, parent "DFID", cookie "LPX64"\n",
- lfsck_lfsck2name(lfsck),
- PFID(lfsck_dto2fid(dir)),
- lfsck->li_cookie_dir);
- RETURN(0);
- }
+ if (CFS_FAIL_TIMEOUT(OBD_FAIL_LFSCK_DELAY2, cfs_fail_val) &&
+ unlikely(!thread_is_running(thread))) {
+ CDEBUG(D_LFSCK, "%s: scan dir exit for engine stop, "
+ "parent "DFID", cookie "LPX64"\n",
+ lfsck_lfsck2name(lfsck),
+ PFID(lfsck_dto2fid(dir)), lfsck->li_cookie_dir);
+
+ GOTO(out, rc = 0);
}
lfsck->li_new_scanned++;
lfsck->li_cookie_dir, rc);
lfsck_fail(env, lfsck, true);
if (bk->lb_param & LPF_FAILOUT)
- RETURN(rc);
+ GOTO(out, rc);
else
goto checkpoint;
}
- if (ent->lde_attrs & LUDA_IGNORE &&
- strcmp(ent->lde_name, dotdot) != 0)
+ if (ent->lde_attrs & LUDA_IGNORE)
goto checkpoint;
+ /* skip dot entry. */
+ if (ent->lde_namelen == 1 && ent->lde_name[0] == '.')
+ goto checkpoint;
+
+ if (lso == NULL) {
+ lso = lfsck_assistant_object_init(env,
+ lfsck_dto2fid(dir), NULL,
+ lfsck->li_pos_current.lp_oit_cookie, true);
+ if (IS_ERR(lso)) {
+ if (bk->lb_param & LPF_FAILOUT)
+ RETURN(PTR_ERR(lso));
+
+ lso = NULL;
+ goto checkpoint;
+ }
+ }
+
/* The type in the @ent structure may has been overwritten,
* so we need to pass the @type parameter independently. */
- rc = lfsck_exec_dir(env, lfsck, ent, type);
+ rc = lfsck_exec_dir(env, lfsck, lso, ent, type);
if (rc != 0 && bk->lb_param & LPF_FAILOUT)
- RETURN(rc);
+ GOTO(out, rc);
checkpoint:
rc = lfsck_checkpoint(env, lfsck);
if (rc != 0 && bk->lb_param & LPF_FAILOUT)
- RETURN(rc);
+ GOTO(out, rc);
/* Rate control. */
lfsck_control_speed(lfsck);
lfsck_lfsck2name(lfsck),
PFID(lfsck_dto2fid(dir)),
lfsck->li_cookie_dir);
- RETURN(0);
+ GOTO(out, rc = 0);
}
if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_FATAL2)) {
spin_lock(&lfsck->li_lock);
thread_set_flags(thread, SVC_STOPPING);
spin_unlock(&lfsck->li_lock);
- RETURN(-EINVAL);
+ GOTO(out, rc = -EINVAL);
}
rc = iops->next(env, di);
if (rc > 0 && !lfsck->li_oit_over)
lfsck_close_dir(env, lfsck, rc);
- RETURN(rc);
+ GOTO(out, rc);
+
+out:
+ if (lso != NULL)
+ lfsck_assistant_object_put(env, lso);
+
+ return rc;
}
/**
struct lu_fid *fid = &info->lti_fid;
struct lfsck_bookmark *bk = &lfsck->li_bookmark_ram;
struct ptlrpc_thread *thread = &lfsck->li_thread;
- struct dt_device *dev = lfsck->li_bottom;
- struct seq_server_site *ss = lu_site2seq(dev->dd_lu_dev.ld_site);
- __u32 idx = lfsck_dev_idx(dev);
+ struct seq_server_site *ss = lfsck_dev_site(lfsck);
+ __u32 idx = lfsck_dev_idx(lfsck);
int rc;
ENTRY;
if (unlikely(lfsck->li_oit_over))
RETURN(1);
- if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_DELAY1) &&
- cfs_fail_val > 0) {
- struct l_wait_info lwi;
-
- lwi = LWI_TIMEOUT(cfs_time_seconds(cfs_fail_val),
- NULL, NULL);
- l_wait_event(thread->t_ctl_waitq,
- !thread_is_running(thread),
- &lwi);
+ if (CFS_FAIL_TIMEOUT(OBD_FAIL_LFSCK_DELAY1, cfs_fail_val) &&
+ unlikely(!thread_is_running(thread))) {
+ CDEBUG(D_LFSCK, "%s: OIT scan exit for engine stop, "
+ "cookie "LPU64"\n",
+ lfsck_lfsck2name(lfsck), iops->store(env, di));
- if (unlikely(!thread_is_running(thread))) {
- CDEBUG(D_LFSCK, "%s: OIT scan exit for engine "
- "stop, cookie "LPU64"\n",
- lfsck_lfsck2name(lfsck),
- iops->store(env, di));
- RETURN(0);
- }
+ RETURN(0);
}
if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_CRASH))
goto checkpoint;
}
+ if (unlikely(!fid_is_sane(fid))) {
+ CDEBUG(D_LFSCK, "%s: OIT scan find invalid FID "DFID
+ ", skip it\n",
+ lfsck_lfsck2name(lfsck), PFID(fid));
+ goto checkpoint;
+ }
+
if (fid_is_idif(fid)) {
__u32 idx1 = fid_idif_ost_idx(fid);
}
}
- target = lfsck_object_find(env, lfsck, fid);
+ target = lfsck_object_find_bottom(env, lfsck, fid);
if (IS_ERR(target)) {
CDEBUG(D_LFSCK, "%s: OIT scan failed at find target "
DFID", cookie "LPU64": rc = %d\n",
lfsck_lfsck2name(lfsck), rc);
}
- oit_di = oit_iops->init(env, oit_obj, lfsck->li_args_oit, BYPASS_CAPA);
+ oit_di = oit_iops->init(env, oit_obj, lfsck->li_args_oit);
if (IS_ERR(oit_di)) {
rc = PTR_ERR(oit_di);
CDEBUG(D_LFSCK, "%s: master engine fail to init iteration: "
else
rc = 1;
+ lfsck_pos_fill(env, lfsck, &lfsck->li_pos_checkpoint, false);
CDEBUG(D_LFSCK, "LFSCK exit: oit_flags = %#x, dir_flags = %#x, "
"oit_cookie = "LPU64", dir_cookie = "LPX64", parent = "DFID
", pid = %d, rc = %d\n", lfsck->li_args_oit, lfsck->li_args_dir,
lad->lad_touch_gen++;
memset(lr, 0, sizeof(*lr));
- lr->lr_index = lfsck_dev_idx(lfsck->li_bottom);
lr->lr_event = LE_QUERY;
lr->lr_active = com->lc_type;
laia->laia_com = com;
}
/**
- * Notify the LFSCK event to the instatnces on remote servers.
+ * Notify the LFSCK event to the instances on remote servers.
*
* The LFSCK assistant thread notifies the LFSCK instances on other
* servers (MDT/OST) about some events, such as start new scanning,
if (set == NULL)
RETURN(-ENOMEM);
- lr->lr_index = lfsck_dev_idx(lfsck->li_bottom);
+ lr->lr_index = lfsck_dev_idx(lfsck);
lr->lr_active = com->lc_type;
laia->laia_com = com;
laia->laia_lr = lr;
if (com->lc_type != LFSCK_TYPE_LAYOUT)
goto next;
- lr->lr_valid = LSV_SPEED_LIMIT | LSV_ERROR_HANDLE | LSV_DRYRUN |
- LSV_ASYNC_WINDOWS | LSV_CREATE_OSTOBJ;
+ lr->lr_valid = LSV_SPEED_LIMIT | LSV_ERROR_HANDLE | LSV_DRYRUN;
lr->lr_speed = bk->lb_speed_limit;
lr->lr_version = bk->lb_version;
lr->lr_param |= bk->lb_param;
laia->laia_ltd = ltd;
ltd->ltd_layout_done = 0;
+ ltd->ltd_synced_failures = 0;
rc = lfsck_async_request(env, ltd->ltd_exp, lr, set,
lfsck_async_interpret_common,
laia, LFSCK_NOTIFY);
spin_lock(<ds->ltd_lock);
if (com->lc_type == LFSCK_TYPE_LAYOUT) {
cfs_foreach_bit(ltds->ltd_tgts_bitmap, idx) {
- ltd = LTD_TGT(ltds, idx);
+ ltd = lfsck_ltd2tgt(ltds, idx);
LASSERT(ltd != NULL);
if (!list_empty(<d->ltd_layout_list))
}
} else {
cfs_foreach_bit(ltds->ltd_tgts_bitmap, idx) {
- ltd = LTD_TGT(ltds, idx);
+ ltd = lfsck_ltd2tgt(ltds, idx);
LASSERT(ltd != NULL);
if (!list_empty(<d->ltd_namespace_list))
*gen = lad->lad_touch_gen;
list_move_tail(list, &lad->lad_mdt_list);
- if (ltd->ltd_namespace_failed)
+ if (ltd->ltd_synced_failures)
continue;
atomic_inc(<d->ltd_ref);
/* Wake up the main engine thread only when the list
* is empty or half of the prefetched items have been
* handled to avoid too frequent thread schedule. */
- if (lad->lad_prefetched == 0 ||
- (bk->lb_async_windows != 0 &&
- bk->lb_async_windows / 2 ==
- lad->lad_prefetched))
+ if (lad->lad_prefetched <= (bk->lb_async_windows / 2))
wakeup = true;
spin_unlock(&lad->lad_lock);
if (wakeup)
lad->lad_to_post = 0;
LASSERT(lad->lad_post_result > 0);
+ /* Wakeup the master engine to go ahead. */
+ wake_up_all(&mthread->t_ctl_waitq);
+
memset(lr, 0, sizeof(*lr));
lr->lr_event = LE_PHASE1_DONE;
lr->lr_status = lad->lad_post_result;
rc = lfsck_assistant_notify_others(env, com, lr);
- if (rc != 0)
- CDEBUG(D_LFSCK, "%s: LFSCK assistant failed to "
- "notify others for %s post: rc = %d\n",
- lfsck_lfsck2name(lfsck),
- lad->lad_name, rc);
- /* Wakeup the master engine to go ahead. */
- wake_up_all(&mthread->t_ctl_waitq);
+ CDEBUG(D_LFSCK, "%s: LFSCK assistant notified "
+ "others for %s post: rc = %d\n",
+ lfsck_lfsck2name(lfsck),
+ lad->lad_name, rc);
}
if (lad->lad_to_double_scan) {
git://git.whamcloud.com / fs / lustre-release.git / blobdiff