staging/lustre/mgc: Adjust comments to better conform to coding style
This patch fixes "Block comments use a trailing */ on a separate line" warnings from checkpatch Signed-off-by: Oleg Drokin <green@linuxhacker.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>hifive-unleashed-5.1
Oleg Drokin
Greg Kroah-Hartman
parent
1df232ee64
commit
2dfd89c429
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@ -90,7 +90,8 @@ static int mgc_name2resid(char *name, int len, struct ldlm_res_id *res_id,
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int mgc_fsname2resid(char *fsname, struct ldlm_res_id *res_id, int type)
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{
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/* fsname is at most 8 chars long, maybe contain "-".
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* e.g. "lustre", "SUN-000" */
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* e.g. "lustre", "SUN-000"
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*/
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return mgc_name2resid(fsname, strlen(fsname), res_id, type);
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}
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EXPORT_SYMBOL(mgc_fsname2resid);
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@ -102,7 +103,8 @@ static int mgc_logname2resid(char *logname, struct ldlm_res_id *res_id, int type
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/* logname consists of "fsname-nodetype".
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* e.g. "lustre-MDT0001", "SUN-000-client"
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* there is an exception: llog "params" */
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* there is an exception: llog "params"
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*/
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name_end = strrchr(logname, '-');
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if (!name_end)
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len = strlen(logname);
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@ -125,7 +127,8 @@ static int config_log_get(struct config_llog_data *cld)
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}
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/* Drop a reference to a config log. When no longer referenced,
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we can free the config log data */
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* we can free the config log data
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*/
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static void config_log_put(struct config_llog_data *cld)
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{
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CDEBUG(D_INFO, "log %s refs %d\n", cld->cld_logname,
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@ -252,7 +255,8 @@ static struct config_llog_data *config_recover_log_add(struct obd_device *obd,
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char logname[32];
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/* we have to use different llog for clients and mdts for cmd
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* where only clients are notified if one of cmd server restarts */
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* where only clients are notified if one of cmd server restarts
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*/
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LASSERT(strlen(fsname) < sizeof(logname) / 2);
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strcpy(logname, fsname);
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LASSERT(lcfg.cfg_instance);
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@ -483,8 +487,9 @@ static void do_requeue(struct config_llog_data *cld)
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LASSERT(atomic_read(&cld->cld_refcount) > 0);
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/* Do not run mgc_process_log on a disconnected export or an
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export which is being disconnected. Take the client
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semaphore to make the check non-racy. */
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* export which is being disconnected. Take the client
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* semaphore to make the check non-racy.
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*/
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down_read(&cld->cld_mgcexp->exp_obd->u.cli.cl_sem);
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if (cld->cld_mgcexp->exp_obd->u.cli.cl_conn_count != 0) {
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CDEBUG(D_MGC, "updating log %s\n", cld->cld_logname);
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@ -529,8 +534,9 @@ static int mgc_requeue_thread(void *data)
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}
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/* Always wait a few seconds to allow the server who
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caused the lock revocation to finish its setup, plus some
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random so everyone doesn't try to reconnect at once. */
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* caused the lock revocation to finish its setup, plus some
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* random so everyone doesn't try to reconnect at once.
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*/
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to = MGC_TIMEOUT_MIN_SECONDS * HZ;
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to += rand * HZ / 100; /* rand is centi-seconds */
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lwi = LWI_TIMEOUT(to, NULL, NULL);
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@ -559,7 +565,8 @@ static int mgc_requeue_thread(void *data)
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LASSERT(atomic_read(&cld->cld_refcount) > 0);
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/* Whether we enqueued again or not in mgc_process_log,
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* we're done with the ref from the old enqueue */
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* we're done with the ref from the old enqueue
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*/
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if (cld_prev)
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config_log_put(cld_prev);
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cld_prev = cld;
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@ -575,7 +582,8 @@ static int mgc_requeue_thread(void *data)
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config_log_put(cld_prev);
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/* break after scanning the list so that we can drop
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* refcount to losing lock clds */
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* refcount to losing lock clds
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*/
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if (unlikely(stopped)) {
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spin_lock(&config_list_lock);
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break;
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@ -598,7 +606,8 @@ static int mgc_requeue_thread(void *data)
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}
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/* Add a cld to the list to requeue. Start the requeue thread if needed.
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We are responsible for dropping the config log reference from here on out. */
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* We are responsible for dropping the config log reference from here on out.
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*/
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static void mgc_requeue_add(struct config_llog_data *cld)
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{
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CDEBUG(D_INFO, "log %s: requeue (r=%d sp=%d st=%x)\n",
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@ -635,7 +644,8 @@ static int mgc_llog_init(const struct lu_env *env, struct obd_device *obd)
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int rc;
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/* setup only remote ctxt, the local disk context is switched per each
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* filesystem during mgc_fs_setup() */
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* filesystem during mgc_fs_setup()
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*/
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rc = llog_setup(env, obd, &obd->obd_olg, LLOG_CONFIG_REPL_CTXT, obd,
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&llog_client_ops);
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if (rc)
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@ -697,7 +707,8 @@ static int mgc_precleanup(struct obd_device *obd, enum obd_cleanup_stage stage)
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static int mgc_cleanup(struct obd_device *obd)
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{
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/* COMPAT_146 - old config logs may have added profiles we don't
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know about */
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* know about
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*/
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if (obd->obd_type->typ_refcnt <= 1)
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/* Only for the last mgc */
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class_del_profiles();
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@ -794,7 +805,8 @@ static int mgc_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
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break;
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}
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/* Make sure not to re-enqueue when the mgc is stopping
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(we get called from client_disconnect_export) */
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* (we get called from client_disconnect_export)
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*/
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if (!lock->l_conn_export ||
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!lock->l_conn_export->exp_obd->u.cli.cl_conn_count) {
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CDEBUG(D_MGC, "log %.8s: disconnecting, won't requeue\n",
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@ -816,7 +828,8 @@ static int mgc_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
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/* Not sure where this should go... */
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/* This is the timeout value for MGS_CONNECT request plus a ping interval, such
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* that we can have a chance to try the secondary MGS if any. */
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* that we can have a chance to try the secondary MGS if any.
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*/
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#define MGC_ENQUEUE_LIMIT (INITIAL_CONNECT_TIMEOUT + (AT_OFF ? 0 : at_min) \
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+ PING_INTERVAL)
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#define MGC_TARGET_REG_LIMIT 10
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@ -880,7 +893,8 @@ static int mgc_enqueue(struct obd_export *exp, struct lov_stripe_md *lsm,
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cld->cld_resid.name[0]);
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/* We need a callback for every lockholder, so don't try to
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ldlm_lock_match (see rev 1.1.2.11.2.47) */
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* ldlm_lock_match (see rev 1.1.2.11.2.47)
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*/
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req = ptlrpc_request_alloc_pack(class_exp2cliimp(exp),
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&RQF_LDLM_ENQUEUE, LUSTRE_DLM_VERSION,
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LDLM_ENQUEUE);
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@ -895,7 +909,8 @@ static int mgc_enqueue(struct obd_export *exp, struct lov_stripe_md *lsm,
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rc = ldlm_cli_enqueue(exp, &req, &einfo, &cld->cld_resid, NULL, flags,
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NULL, 0, LVB_T_NONE, lockh, 0);
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/* A failed enqueue should still call the mgc_blocking_ast,
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where it will be requeued if needed ("grant failed"). */
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* where it will be requeued if needed ("grant failed").
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*/
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ptlrpc_req_finished(req);
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return rc;
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}
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@ -1373,7 +1388,8 @@ again:
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}
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/* always update the index even though it might have errors with
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* handling the recover logs */
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* handling the recover logs
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*/
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cfg->cfg_last_idx = res->mcr_offset;
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eof = res->mcr_offset == res->mcr_size;
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@ -1400,7 +1416,8 @@ again:
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mne_swab = !!ptlrpc_rep_need_swab(req);
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#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 2, 50, 0)
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/* This import flag means the server did an extra swab of IR MNE
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* records (fixed in LU-1252), reverse it here if needed. LU-1644 */
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* records (fixed in LU-1252), reverse it here if needed. LU-1644
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*/
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if (unlikely(req->rq_import->imp_need_mne_swab))
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mne_swab = !mne_swab;
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#else
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@ -1489,7 +1506,8 @@ static int mgc_process_cfg_log(struct obd_device *mgc,
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/* logname and instance info should be the same, so use our
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* copy of the instance for the update. The cfg_last_idx will
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* be updated here. */
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* be updated here.
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*/
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rc = class_config_parse_llog(env, ctxt, cld->cld_logname,
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&cld->cld_cfg);
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@ -1529,9 +1547,10 @@ int mgc_process_log(struct obd_device *mgc, struct config_llog_data *cld)
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LASSERT(cld);
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/* I don't want multiple processes running process_log at once --
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sounds like badness. It actually might be fine, as long as
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we're not trying to update from the same log
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simultaneously (in which case we should use a per-log sem.) */
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* sounds like badness. It actually might be fine, as long as
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* we're not trying to update from the same log
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* simultaneously (in which case we should use a per-log sem.)
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*/
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mutex_lock(&cld->cld_lock);
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if (cld->cld_stopping) {
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mutex_unlock(&cld->cld_lock);
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@ -1556,7 +1575,8 @@ int mgc_process_log(struct obd_device *mgc, struct config_llog_data *cld)
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CDEBUG(D_MGC, "Can't get cfg lock: %d\n", rcl);
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/* mark cld_lostlock so that it will requeue
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* after MGC becomes available. */
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* after MGC becomes available.
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*/
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cld->cld_lostlock = 1;
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/* Get extra reference, it will be put in requeue thread */
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config_log_get(cld);
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@ -1642,7 +1662,8 @@ static int mgc_process_config(struct obd_device *obd, u32 len, void *buf)
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/* COMPAT_146 */
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/* FIXME only set this for old logs! Right now this forces
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us to always skip the "inside markers" check */
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* us to always skip the "inside markers" check
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*/
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cld->cld_cfg.cfg_flags |= CFG_F_COMPAT146;
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rc = mgc_process_log(obd, cld);
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