[PATCH 07/11] staging: lustre: don't set more than one variable per line in LNet layer

From: James Simmons
Date: Fri Feb 12 2016 - 12:18:20 EST


Cleanup all occurances of more than one variable being set per line as
reported by checkpatch.pl.

Signed-off-by: James Simmons <jsimmons@xxxxxxxxxxxxx>
---
.../staging/lustre/include/linux/lnet/lib-lnet.h | 3 ++-
.../staging/lustre/include/linux/lnet/socklnd.h | 3 ++-
.../staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c | 10 ++++++----
.../staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c | 6 ++----
.../staging/lustre/lnet/klnds/socklnd/socklnd.c | 17 ++++++++++-------
.../lustre/lnet/klnds/socklnd/socklnd_proto.c | 12 ++++++++----
drivers/staging/lustre/lnet/lnet/config.c | 3 ++-
drivers/staging/lustre/lnet/lnet/lib-md.c | 9 ++++++---
drivers/staging/lustre/lnet/lnet/lib-move.c | 9 ++++++---
drivers/staging/lustre/lnet/lnet/peer.c | 6 +++---
drivers/staging/lustre/lnet/lnet/router.c | 3 ++-
drivers/staging/lustre/lnet/selftest/conrpc.c | 3 ++-
drivers/staging/lustre/lnet/selftest/selftest.h | 4 ++--
13 files changed, 53 insertions(+), 35 deletions(-)

diff --git a/drivers/staging/lustre/include/linux/lnet/lib-lnet.h b/drivers/staging/lustre/include/linux/lnet/lib-lnet.h
index c3bf5e8..b8be9b6 100644
--- a/drivers/staging/lustre/include/linux/lnet/lib-lnet.h
+++ b/drivers/staging/lustre/include/linux/lnet/lib-lnet.h
@@ -681,7 +681,8 @@ void lnet_debug_peer(lnet_nid_t nid);
static inline void
lnet_peer_set_alive(lnet_peer_t *lp)
{
- lp->lp_last_alive = lp->lp_last_query = jiffies;
+ lp->lp_last_query = jiffies;
+ lp->lp_last_alive = jiffies;
if (!lp->lp_alive)
lnet_notify_locked(lp, 0, 1, lp->lp_last_alive);
}
diff --git a/drivers/staging/lustre/include/linux/lnet/socklnd.h b/drivers/staging/lustre/include/linux/lnet/socklnd.h
index 3df5065..bc32403 100644
--- a/drivers/staging/lustre/include/linux/lnet/socklnd.h
+++ b/drivers/staging/lustre/include/linux/lnet/socklnd.h
@@ -85,7 +85,8 @@ socklnd_init_msg(ksock_msg_t *msg, int type)
{
msg->ksm_csum = 0;
msg->ksm_type = type;
- msg->ksm_zc_cookies[0] = msg->ksm_zc_cookies[1] = 0;
+ msg->ksm_zc_cookies[0] = 0;
+ msg->ksm_zc_cookies[1] = 0;
}

#define KSOCK_MSG_NOOP 0xC0 /* ksm_u empty */
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
index 812d9b5..db551e4 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
@@ -500,7 +500,8 @@ static int kiblnd_del_peer(lnet_ni_t *ni, lnet_nid_t nid)
write_lock_irqsave(&kiblnd_data.kib_global_lock, flags);

if (nid != LNET_NID_ANY) {
- lo = hi = kiblnd_nid2peerlist(nid) - kiblnd_data.kib_peers;
+ lo = kiblnd_nid2peerlist(nid) - kiblnd_data.kib_peers;
+ hi = kiblnd_nid2peerlist(nid) - kiblnd_data.kib_peers;
} else {
lo = 0;
hi = kiblnd_data.kib_peer_hash_size - 1;
@@ -979,9 +980,10 @@ static int kiblnd_close_matching_conns(lnet_ni_t *ni, lnet_nid_t nid)

write_lock_irqsave(&kiblnd_data.kib_global_lock, flags);

- if (nid != LNET_NID_ANY)
- lo = hi = kiblnd_nid2peerlist(nid) - kiblnd_data.kib_peers;
- else {
+ if (nid != LNET_NID_ANY) {
+ lo = kiblnd_nid2peerlist(nid) - kiblnd_data.kib_peers;
+ hi = kiblnd_nid2peerlist(nid) - kiblnd_data.kib_peers;
+ } else {
lo = 0;
hi = kiblnd_data.kib_peer_hash_size - 1;
}
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
index 46d1810..14938c3 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
@@ -1061,8 +1061,8 @@ kiblnd_init_rdma(kib_conn_t *conn, kib_tx_t *tx, int type,
struct ib_sge *sge = &tx->tx_sge[0];
struct ib_rdma_wr *wrq = &tx->tx_wrq[0], *next;
int rc = resid;
- int srcidx;
- int dstidx;
+ int srcidx = 0;
+ int dstidx = 0;
int wrknob;

LASSERT(!in_interrupt());
@@ -1070,8 +1070,6 @@ kiblnd_init_rdma(kib_conn_t *conn, kib_tx_t *tx, int type,
LASSERT(type == IBLND_MSG_GET_DONE ||
type == IBLND_MSG_PUT_DONE);

- srcidx = dstidx = 0;
-
while (resid > 0) {
if (srcidx >= srcrd->rd_nfrags) {
CERROR("Src buffer exhausted: %d frags\n", srcidx);
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
index 4ab7f29..7c9525d 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
@@ -582,9 +582,10 @@ ksocknal_del_peer(lnet_ni_t *ni, lnet_process_id_t id, __u32 ip)

write_lock_bh(&ksocknal_data.ksnd_global_lock);

- if (id.nid != LNET_NID_ANY)
- lo = hi = (int)(ksocknal_nid2peerlist(id.nid) - ksocknal_data.ksnd_peers);
- else {
+ if (id.nid != LNET_NID_ANY) {
+ lo = (int)(ksocknal_nid2peerlist(id.nid) - ksocknal_data.ksnd_peers);
+ hi = (int)(ksocknal_nid2peerlist(id.nid) - ksocknal_data.ksnd_peers);
+ } else {
lo = 0;
hi = ksocknal_data.ksnd_peer_hash_size - 1;
}
@@ -1774,9 +1775,10 @@ ksocknal_close_matching_conns(lnet_process_id_t id, __u32 ipaddr)

write_lock_bh(&ksocknal_data.ksnd_global_lock);

- if (id.nid != LNET_NID_ANY)
- lo = hi = (int)(ksocknal_nid2peerlist(id.nid) - ksocknal_data.ksnd_peers);
- else {
+ if (id.nid != LNET_NID_ANY) {
+ lo = (int)(ksocknal_nid2peerlist(id.nid) - ksocknal_data.ksnd_peers);
+ hi = (int)(ksocknal_nid2peerlist(id.nid) - ksocknal_data.ksnd_peers);
+ } else {
lo = 0;
hi = ksocknal_data.ksnd_peer_hash_size - 1;
}
@@ -1938,7 +1940,8 @@ static int ksocknal_push(lnet_ni_t *ni, lnet_process_id_t id)
start = &ksocknal_data.ksnd_peers[0];
end = &ksocknal_data.ksnd_peers[hsize - 1];
} else {
- start = end = ksocknal_nid2peerlist(id.nid);
+ start = ksocknal_nid2peerlist(id.nid);
+ end = ksocknal_nid2peerlist(id.nid);
}

for (tmp = start; tmp <= end; tmp++) {
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_proto.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_proto.c
index 2fe23d4..c59ddc2 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_proto.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_proto.c
@@ -719,7 +719,8 @@ ksocknal_pack_msg_v1(ksock_tx_t *tx)
tx->tx_iov[0].iov_base = &tx->tx_lnetmsg->msg_hdr;
tx->tx_iov[0].iov_len = sizeof(lnet_hdr_t);

- tx->tx_resid = tx->tx_nob = tx->tx_lnetmsg->msg_len + sizeof(lnet_hdr_t);
+ tx->tx_nob = tx->tx_lnetmsg->msg_len + sizeof(lnet_hdr_t);
+ tx->tx_resid = tx->tx_lnetmsg->msg_len + sizeof(lnet_hdr_t);
}

static void
@@ -732,12 +733,14 @@ ksocknal_pack_msg_v2(ksock_tx_t *tx)

tx->tx_msg.ksm_u.lnetmsg.ksnm_hdr = tx->tx_lnetmsg->msg_hdr;
tx->tx_iov[0].iov_len = sizeof(ksock_msg_t);
- tx->tx_resid = tx->tx_nob = sizeof(ksock_msg_t) + tx->tx_lnetmsg->msg_len;
+ tx->tx_nob = sizeof(ksock_msg_t) + tx->tx_lnetmsg->msg_len;
+ tx->tx_resid = sizeof(ksock_msg_t) + tx->tx_lnetmsg->msg_len;
} else {
LASSERT(tx->tx_msg.ksm_type == KSOCK_MSG_NOOP);

tx->tx_iov[0].iov_len = offsetof(ksock_msg_t, ksm_u.lnetmsg.ksnm_hdr);
- tx->tx_resid = tx->tx_nob = offsetof(ksock_msg_t, ksm_u.lnetmsg.ksnm_hdr);
+ tx->tx_nob = offsetof(ksock_msg_t, ksm_u.lnetmsg.ksnm_hdr);
+ tx->tx_resid = offsetof(ksock_msg_t, ksm_u.lnetmsg.ksnm_hdr);
}
/* Don't checksum before start sending, because packet can be piggybacked with ACK */
}
@@ -747,7 +750,8 @@ ksocknal_unpack_msg_v1(ksock_msg_t *msg)
{
msg->ksm_csum = 0;
msg->ksm_type = KSOCK_MSG_LNET;
- msg->ksm_zc_cookies[0] = msg->ksm_zc_cookies[1] = 0;
+ msg->ksm_zc_cookies[0] = 0;
+ msg->ksm_zc_cookies[1] = 0;
}

static void
diff --git a/drivers/staging/lustre/lnet/lnet/config.c b/drivers/staging/lustre/lnet/lnet/config.c
index e30a959..d02353d 100644
--- a/drivers/staging/lustre/lnet/lnet/config.c
+++ b/drivers/staging/lustre/lnet/lnet/config.c
@@ -202,7 +202,8 @@ lnet_parse_networks(struct list_head *nilist, char *networks)
the_lnet.ln_network_tokens = tokens;
the_lnet.ln_network_tokens_nob = tokensize;
memcpy(tokens, networks, tokensize);
- str = tmp = tokens;
+ tmp = tokens;
+ str = tokens;

/* Add in the loopback network */
ni = lnet_ni_alloc(LNET_MKNET(LOLND, 0), NULL, nilist);
diff --git a/drivers/staging/lustre/lnet/lnet/lib-md.c b/drivers/staging/lustre/lnet/lnet/lib-md.c
index 4d59bac..55bd7a1 100644
--- a/drivers/staging/lustre/lnet/lnet/lib-md.c
+++ b/drivers/staging/lustre/lnet/lnet/lib-md.c
@@ -109,7 +109,8 @@ lnet_md_build(lnet_libmd_t *lmd, lnet_md_t *umd, int unlink)
if ((umd->options & LNET_MD_KIOV) != 0) /* Can't specify both */
return -EINVAL;

- lmd->md_niov = niov = umd->length;
+ niov = umd->length;
+ lmd->md_niov = umd->length;
memcpy(lmd->md_iov.iov, umd->start,
niov * sizeof(lmd->md_iov.iov[0]));

@@ -130,7 +131,8 @@ lnet_md_build(lnet_libmd_t *lmd, lnet_md_t *umd, int unlink)
return -EINVAL;

} else if ((umd->options & LNET_MD_KIOV) != 0) {
- lmd->md_niov = niov = umd->length;
+ niov = umd->length;
+ lmd->md_niov = umd->length;
memcpy(lmd->md_iov.kiov, umd->start,
niov * sizeof(lmd->md_iov.kiov[0]));

@@ -151,7 +153,8 @@ lnet_md_build(lnet_libmd_t *lmd, lnet_md_t *umd, int unlink)
return -EINVAL;
} else { /* contiguous */
lmd->md_length = umd->length;
- lmd->md_niov = niov = 1;
+ niov = 1;
+ lmd->md_niov = 1;
lmd->md_iov.iov[0].iov_base = umd->start;
lmd->md_iov.iov[0].iov_len = umd->length;

diff --git a/drivers/staging/lustre/lnet/lnet/lib-move.c b/drivers/staging/lustre/lnet/lnet/lib-move.c
index 12bb983..b40220a 100644
--- a/drivers/staging/lustre/lnet/lnet/lib-move.c
+++ b/drivers/staging/lustre/lnet/lnet/lib-move.c
@@ -1151,7 +1151,8 @@ lnet_find_route_locked(lnet_ni_t *ni, lnet_nid_t target, lnet_nid_t rtr_nid)
return NULL;

lp_best = NULL;
- rtr_best = rtr_last = NULL;
+ rtr_best = NULL;
+ rtr_last = NULL;
list_for_each_entry(rtr, &rnet->lrn_routes, lr_list) {
lp = rtr->lr_gateway;

@@ -1167,7 +1168,8 @@ lnet_find_route_locked(lnet_ni_t *ni, lnet_nid_t target, lnet_nid_t rtr_nid)
return lp;

if (lp_best == NULL) {
- rtr_best = rtr_last = rtr;
+ rtr_best = rtr;
+ rtr_last = rtr;
lp_best = lp;
continue;
}
@@ -1868,7 +1870,8 @@ lnet_parse(lnet_ni_t *ni, lnet_hdr_t *hdr, lnet_nid_t from_nid,
msg->msg_type = type;
msg->msg_private = private;
msg->msg_receiving = 1;
- msg->msg_len = msg->msg_wanted = payload_length;
+ msg->msg_wanted = payload_length;
+ msg->msg_len = payload_length;
msg->msg_offset = 0;
msg->msg_hdr = *hdr;
/* for building message event */
diff --git a/drivers/staging/lustre/lnet/lnet/peer.c b/drivers/staging/lustre/lnet/lnet/peer.c
index 9c0f264..a8e25b0 100644
--- a/drivers/staging/lustre/lnet/lnet/peer.c
+++ b/drivers/staging/lustre/lnet/lnet/peer.c
@@ -287,9 +287,9 @@ lnet_nid2peer_locked(lnet_peer_t **lpp, lnet_nid_t nid, int cpt)
goto out;
}

- lp->lp_txcredits =
- lp->lp_mintxcredits = lp->lp_ni->ni_peertxcredits;
- lp->lp_rtrcredits =
+ lp->lp_txcredits = lp->lp_ni->ni_peertxcredits;
+ lp->lp_mintxcredits = lp->lp_ni->ni_peertxcredits;
+ lp->lp_rtrcredits = lnet_peer_buffer_credits(lp->lp_ni);
lp->lp_minrtrcredits = lnet_peer_buffer_credits(lp->lp_ni);

list_add_tail(&lp->lp_hashlist,
diff --git a/drivers/staging/lustre/lnet/lnet/router.c b/drivers/staging/lustre/lnet/lnet/router.c
index 65f951c..36f3caa 100644
--- a/drivers/staging/lustre/lnet/lnet/router.c
+++ b/drivers/staging/lustre/lnet/lnet/router.c
@@ -1307,7 +1307,8 @@ lnet_rtrpool_free_bufs(lnet_rtrbufpool_t *rbp)
LASSERT(rbp->rbp_nbuffers == nbuffers);
LASSERT(rbp->rbp_credits == nbuffers);

- rbp->rbp_nbuffers = rbp->rbp_credits = 0;
+ rbp->rbp_nbuffers = 0;
+ rbp->rbp_credits = 0;
}

static int
diff --git a/drivers/staging/lustre/lnet/selftest/conrpc.c b/drivers/staging/lustre/lnet/selftest/conrpc.c
index 3e702e2..817be93 100644
--- a/drivers/staging/lustre/lnet/selftest/conrpc.c
+++ b/drivers/staging/lustre/lnet/selftest/conrpc.c
@@ -953,7 +953,8 @@ lstcon_sesnew_stat_reply(lstcon_rpc_trans_t *trans,
CNETERR("Framework features %x from %s is different with features on this transaction: %x\n",
reply->msg_ses_feats, libcfs_nid2str(nd->nd_id.nid),
trans->tas_features);
- status = mksn_rep->mksn_status = EPROTO;
+ mksn_rep->mksn_status = EPROTO;
+ status = EPROTO;
}

if (status == 0) {
diff --git a/drivers/staging/lustre/lnet/selftest/selftest.h b/drivers/staging/lustre/lnet/selftest/selftest.h
index 8704983..5781f77 100644
--- a/drivers/staging/lustre/lnet/selftest/selftest.h
+++ b/drivers/staging/lustre/lnet/selftest/selftest.h
@@ -546,8 +546,8 @@ srpc_init_client_rpc (srpc_client_rpc_t *rpc, lnet_process_id_t peer,
LNetInvalidateHandle(&rpc->crpc_bulk.bk_mdh);

/* no event is expected at this point */
- rpc->crpc_bulkev.ev_fired =
- rpc->crpc_reqstev.ev_fired =
+ rpc->crpc_bulkev.ev_fired = 1;
+ rpc->crpc_reqstev.ev_fired = 1;
rpc->crpc_replyev.ev_fired = 1;

rpc->crpc_reqstmsg.msg_magic = SRPC_MSG_MAGIC;
--
1.7.1