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Message-Id: <1456196074-754064-52-git-send-email-green@linuxhacker.ru>
Date: Mon, 22 Feb 2016 21:54:29 -0500
From: green@...uxhacker.ru
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
devel@...verdev.osuosl.org,
Andreas Dilger <andreas.dilger@...el.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Lustre Development List <lustre-devel@...ts.lustre.org>,
Oleg Drokin <green@...uxhacker.ru>
Subject: [PATCH 51/56] staging/lustre/mgc: Adjust comments to better conform to coding style
From: Oleg Drokin <green@...uxhacker.ru>
This patch fixes "Block comments use a trailing */ on a separate line"
warnings from checkpatch
Signed-off-by: Oleg Drokin <green@...uxhacker.ru>
---
drivers/staging/lustre/lustre/mgc/mgc_request.c | 71 ++++++++++++++++---------
1 file changed, 46 insertions(+), 25 deletions(-)
diff --git a/drivers/staging/lustre/lustre/mgc/mgc_request.c b/drivers/staging/lustre/lustre/mgc/mgc_request.c
index 9764e57..6fc8225 100644
--- a/drivers/staging/lustre/lustre/mgc/mgc_request.c
+++ b/drivers/staging/lustre/lustre/mgc/mgc_request.c
@@ -90,7 +90,8 @@ static int mgc_name2resid(char *name, int len, struct ldlm_res_id *res_id,
int mgc_fsname2resid(char *fsname, struct ldlm_res_id *res_id, int type)
{
/* fsname is at most 8 chars long, maybe contain "-".
- * e.g. "lustre", "SUN-000" */
+ * e.g. "lustre", "SUN-000"
+ */
return mgc_name2resid(fsname, strlen(fsname), res_id, type);
}
EXPORT_SYMBOL(mgc_fsname2resid);
@@ -102,7 +103,8 @@ static int mgc_logname2resid(char *logname, struct ldlm_res_id *res_id, int type
/* logname consists of "fsname-nodetype".
* e.g. "lustre-MDT0001", "SUN-000-client"
- * there is an exception: llog "params" */
+ * there is an exception: llog "params"
+ */
name_end = strrchr(logname, '-');
if (!name_end)
len = strlen(logname);
@@ -125,7 +127,8 @@ static int config_log_get(struct config_llog_data *cld)
}
/* Drop a reference to a config log. When no longer referenced,
- we can free the config log data */
+ * we can free the config log data
+ */
static void config_log_put(struct config_llog_data *cld)
{
CDEBUG(D_INFO, "log %s refs %d\n", cld->cld_logname,
@@ -252,7 +255,8 @@ static struct config_llog_data *config_recover_log_add(struct obd_device *obd,
char logname[32];
/* we have to use different llog for clients and mdts for cmd
- * where only clients are notified if one of cmd server restarts */
+ * where only clients are notified if one of cmd server restarts
+ */
LASSERT(strlen(fsname) < sizeof(logname) / 2);
strcpy(logname, fsname);
LASSERT(lcfg.cfg_instance);
@@ -483,8 +487,9 @@ static void do_requeue(struct config_llog_data *cld)
LASSERT(atomic_read(&cld->cld_refcount) > 0);
/* Do not run mgc_process_log on a disconnected export or an
- export which is being disconnected. Take the client
- semaphore to make the check non-racy. */
+ * export which is being disconnected. Take the client
+ * semaphore to make the check non-racy.
+ */
down_read(&cld->cld_mgcexp->exp_obd->u.cli.cl_sem);
if (cld->cld_mgcexp->exp_obd->u.cli.cl_conn_count != 0) {
CDEBUG(D_MGC, "updating log %s\n", cld->cld_logname);
@@ -529,8 +534,9 @@ static int mgc_requeue_thread(void *data)
}
/* Always wait a few seconds to allow the server who
- caused the lock revocation to finish its setup, plus some
- random so everyone doesn't try to reconnect at once. */
+ * caused the lock revocation to finish its setup, plus some
+ * random so everyone doesn't try to reconnect at once.
+ */
to = MGC_TIMEOUT_MIN_SECONDS * HZ;
to += rand * HZ / 100; /* rand is centi-seconds */
lwi = LWI_TIMEOUT(to, NULL, NULL);
@@ -559,7 +565,8 @@ static int mgc_requeue_thread(void *data)
LASSERT(atomic_read(&cld->cld_refcount) > 0);
/* Whether we enqueued again or not in mgc_process_log,
- * we're done with the ref from the old enqueue */
+ * we're done with the ref from the old enqueue
+ */
if (cld_prev)
config_log_put(cld_prev);
cld_prev = cld;
@@ -575,7 +582,8 @@ static int mgc_requeue_thread(void *data)
config_log_put(cld_prev);
/* break after scanning the list so that we can drop
- * refcount to losing lock clds */
+ * refcount to losing lock clds
+ */
if (unlikely(stopped)) {
spin_lock(&config_list_lock);
break;
@@ -598,7 +606,8 @@ static int mgc_requeue_thread(void *data)
}
/* Add a cld to the list to requeue. Start the requeue thread if needed.
- We are responsible for dropping the config log reference from here on out. */
+ * We are responsible for dropping the config log reference from here on out.
+ */
static void mgc_requeue_add(struct config_llog_data *cld)
{
CDEBUG(D_INFO, "log %s: requeue (r=%d sp=%d st=%x)\n",
@@ -635,7 +644,8 @@ static int mgc_llog_init(const struct lu_env *env, struct obd_device *obd)
int rc;
/* setup only remote ctxt, the local disk context is switched per each
- * filesystem during mgc_fs_setup() */
+ * filesystem during mgc_fs_setup()
+ */
rc = llog_setup(env, obd, &obd->obd_olg, LLOG_CONFIG_REPL_CTXT, obd,
&llog_client_ops);
if (rc)
@@ -697,7 +707,8 @@ static int mgc_precleanup(struct obd_device *obd, enum obd_cleanup_stage stage)
static int mgc_cleanup(struct obd_device *obd)
{
/* COMPAT_146 - old config logs may have added profiles we don't
- know about */
+ * know about
+ */
if (obd->obd_type->typ_refcnt <= 1)
/* Only for the last mgc */
class_del_profiles();
@@ -794,7 +805,8 @@ static int mgc_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
break;
}
/* Make sure not to re-enqueue when the mgc is stopping
- (we get called from client_disconnect_export) */
+ * (we get called from client_disconnect_export)
+ */
if (!lock->l_conn_export ||
!lock->l_conn_export->exp_obd->u.cli.cl_conn_count) {
CDEBUG(D_MGC, "log %.8s: disconnecting, won't requeue\n",
@@ -816,7 +828,8 @@ static int mgc_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
/* Not sure where this should go... */
/* This is the timeout value for MGS_CONNECT request plus a ping interval, such
- * that we can have a chance to try the secondary MGS if any. */
+ * that we can have a chance to try the secondary MGS if any.
+ */
#define MGC_ENQUEUE_LIMIT (INITIAL_CONNECT_TIMEOUT + (AT_OFF ? 0 : at_min) \
+ PING_INTERVAL)
#define MGC_TARGET_REG_LIMIT 10
@@ -880,7 +893,8 @@ static int mgc_enqueue(struct obd_export *exp, struct lov_stripe_md *lsm,
cld->cld_resid.name[0]);
/* We need a callback for every lockholder, so don't try to
- ldlm_lock_match (see rev 1.1.2.11.2.47) */
+ * ldlm_lock_match (see rev 1.1.2.11.2.47)
+ */
req = ptlrpc_request_alloc_pack(class_exp2cliimp(exp),
&RQF_LDLM_ENQUEUE, LUSTRE_DLM_VERSION,
LDLM_ENQUEUE);
@@ -895,7 +909,8 @@ static int mgc_enqueue(struct obd_export *exp, struct lov_stripe_md *lsm,
rc = ldlm_cli_enqueue(exp, &req, &einfo, &cld->cld_resid, NULL, flags,
NULL, 0, LVB_T_NONE, lockh, 0);
/* A failed enqueue should still call the mgc_blocking_ast,
- where it will be requeued if needed ("grant failed"). */
+ * where it will be requeued if needed ("grant failed").
+ */
ptlrpc_req_finished(req);
return rc;
}
@@ -1373,7 +1388,8 @@ again:
}
/* always update the index even though it might have errors with
- * handling the recover logs */
+ * handling the recover logs
+ */
cfg->cfg_last_idx = res->mcr_offset;
eof = res->mcr_offset == res->mcr_size;
@@ -1400,7 +1416,8 @@ again:
mne_swab = !!ptlrpc_rep_need_swab(req);
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 2, 50, 0)
/* This import flag means the server did an extra swab of IR MNE
- * records (fixed in LU-1252), reverse it here if needed. LU-1644 */
+ * records (fixed in LU-1252), reverse it here if needed. LU-1644
+ */
if (unlikely(req->rq_import->imp_need_mne_swab))
mne_swab = !mne_swab;
#else
@@ -1489,7 +1506,8 @@ static int mgc_process_cfg_log(struct obd_device *mgc,
/* logname and instance info should be the same, so use our
* copy of the instance for the update. The cfg_last_idx will
- * be updated here. */
+ * be updated here.
+ */
rc = class_config_parse_llog(env, ctxt, cld->cld_logname,
&cld->cld_cfg);
@@ -1529,9 +1547,10 @@ int mgc_process_log(struct obd_device *mgc, struct config_llog_data *cld)
LASSERT(cld);
/* I don't want multiple processes running process_log at once --
- sounds like badness. It actually might be fine, as long as
- we're not trying to update from the same log
- simultaneously (in which case we should use a per-log sem.) */
+ * sounds like badness. It actually might be fine, as long as
+ * we're not trying to update from the same log
+ * simultaneously (in which case we should use a per-log sem.)
+ */
mutex_lock(&cld->cld_lock);
if (cld->cld_stopping) {
mutex_unlock(&cld->cld_lock);
@@ -1556,7 +1575,8 @@ int mgc_process_log(struct obd_device *mgc, struct config_llog_data *cld)
CDEBUG(D_MGC, "Can't get cfg lock: %d\n", rcl);
/* mark cld_lostlock so that it will requeue
- * after MGC becomes available. */
+ * after MGC becomes available.
+ */
cld->cld_lostlock = 1;
/* Get extra reference, it will be put in requeue thread */
config_log_get(cld);
@@ -1642,7 +1662,8 @@ static int mgc_process_config(struct obd_device *obd, u32 len, void *buf)
/* COMPAT_146 */
/* FIXME only set this for old logs! Right now this forces
- us to always skip the "inside markers" check */
+ * us to always skip the "inside markers" check
+ */
cld->cld_cfg.cfg_flags |= CFG_F_COMPAT146;
rc = mgc_process_log(obd, cld);
--
2.1.0
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