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Message-ID: <152229760877.27689.15086130563636138485.stgit@noble>
Date: Thu, 29 Mar 2018 15:26:48 +1100
From: NeilBrown <neilb@...e.com>
To: Oleg Drokin <oleg.drokin@...el.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
James Simmons <jsimmons@...radead.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>
Subject: [PATCH 14/17] staging: lustre: discard cfs_duration_sec()
cfs_duration_sec() simply divides by HZ.
It is mostly used to report durations in debug messages.
Remove and just use X/HZ.
Signed-off-by: NeilBrown <neilb@...e.com>
---
.../lustre/include/linux/libcfs/linux/linux-time.h | 5 -----
.../staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c | 2 +-
.../staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c | 5 ++---
.../staging/lustre/lnet/klnds/socklnd/socklnd.c | 4 ++--
.../staging/lustre/lnet/klnds/socklnd/socklnd_cb.c | 4 ++--
drivers/staging/lustre/lnet/libcfs/debug.c | 2 +-
drivers/staging/lustre/lnet/lnet/router.c | 2 +-
drivers/staging/lustre/lnet/lnet/router_proc.c | 6 +++---
drivers/staging/lustre/lustre/ldlm/ldlm_request.c | 2 +-
9 files changed, 13 insertions(+), 19 deletions(-)
diff --git a/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h b/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h
index ecb2126a9e6f..9a353c6cb85a 100644
--- a/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h
+++ b/drivers/staging/lustre/include/linux/libcfs/linux/linux-time.h
@@ -60,11 +60,6 @@
* Generic kernel stuff
*/
-static inline long cfs_duration_sec(long d)
-{
- return d / msecs_to_jiffies(MSEC_PER_SEC);
-}
-
static inline int cfs_time_before_64(u64 t1, u64 t2)
{
return (__s64)t2 - (__s64)t1 > 0;
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
index d0ce37d72571..959e119384df 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c
@@ -1068,7 +1068,7 @@ static void kiblnd_query(struct lnet_ni *ni, lnet_nid_t nid,
CDEBUG(D_NET, "Peer %s %p, alive %ld secs ago\n",
libcfs_nid2str(nid), peer,
- last_alive ? cfs_duration_sec(now - last_alive) : -1);
+ last_alive ? (now - last_alive) / HZ : -1);
}
static void kiblnd_free_pages(struct kib_pages *p)
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
index 563ff5c972bf..b4a182d87ae7 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
@@ -3144,7 +3144,7 @@ kiblnd_check_txs_locked(struct kib_conn *conn, struct list_head *txs)
if (time_after_eq(jiffies, tx->tx_deadline)) {
CERROR("Timed out tx: %s, %lu seconds\n",
kiblnd_queue2str(conn, txs),
- cfs_duration_sec(jiffies - tx->tx_deadline));
+ (jiffies - tx->tx_deadline) / HZ);
return 1;
}
}
@@ -3206,8 +3206,7 @@ kiblnd_check_conns(int idx)
if (timedout) {
CERROR("Timed out RDMA with %s (%lu): c: %u, oc: %u, rc: %u\n",
libcfs_nid2str(peer->ibp_nid),
- cfs_duration_sec(jiffies -
- peer->ibp_last_alive),
+ (jiffies - peer->ibp_last_alive) / HZ,
conn->ibc_credits,
conn->ibc_outstanding_credits,
conn->ibc_reserved_credits);
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
index 16c1ab0b0bd9..79b98cdd0f9d 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd.c
@@ -1682,7 +1682,7 @@ ksocknal_destroy_conn(struct ksock_conn *conn)
libcfs_id2str(conn->ksnc_peer->ksnp_id), conn->ksnc_type,
&conn->ksnc_ipaddr, conn->ksnc_port,
iov_iter_count(&conn->ksnc_rx_to), conn->ksnc_rx_nob_left,
- cfs_duration_sec(jiffies - last_rcv));
+ (jiffies - last_rcv) / HZ);
lnet_finalize(conn->ksnc_peer->ksnp_ni,
conn->ksnc_cookie, -EIO);
break;
@@ -1870,7 +1870,7 @@ ksocknal_query(struct lnet_ni *ni, lnet_nid_t nid, unsigned long *when)
CDEBUG(D_NET, "Peer %s %p, alive %ld secs ago, connect %d\n",
libcfs_nid2str(nid), peer,
- last_alive ? cfs_duration_sec(now - last_alive) : -1,
+ last_alive ? (now - last_alive) / HZ : -1,
connect);
if (!connect)
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
index 8ead1e02e854..14450fd5957a 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
@@ -751,7 +751,7 @@ ksocknal_find_connectable_route_locked(struct ksock_peer *peer)
&route->ksnr_ipaddr,
route->ksnr_connected,
route->ksnr_retry_interval,
- cfs_duration_sec(route->ksnr_timeout - now));
+ (route->ksnr_timeout - now) / HZ);
continue;
}
@@ -2439,7 +2439,7 @@ ksocknal_check_peer_timeouts(int idx)
CERROR("Total %d stale ZC_REQs for peer %s detected; the oldest(%p) timed out %ld secs ago, resid: %d, wmem: %d\n",
n, libcfs_nid2str(peer->ksnp_id.nid), tx_stale,
- cfs_duration_sec(jiffies - deadline),
+ (jiffies - deadline) / HZ,
resid, conn->ksnc_sock->sk->sk_wmem_queued);
ksocknal_close_conn_and_siblings(conn, -ETIMEDOUT);
diff --git a/drivers/staging/lustre/lnet/libcfs/debug.c b/drivers/staging/lustre/lnet/libcfs/debug.c
index 1371224a8cb9..5862f0730dd0 100644
--- a/drivers/staging/lustre/lnet/libcfs/debug.c
+++ b/drivers/staging/lustre/lnet/libcfs/debug.c
@@ -126,7 +126,7 @@ static int param_get_delay(char *buffer, const struct kernel_param *kp)
{
unsigned int d = *(unsigned int *)kp->arg;
- return sprintf(buffer, "%u", (unsigned int)cfs_duration_sec(d * 100));
+ return sprintf(buffer, "%u", (unsigned int)(d * 100) / HZ);
}
unsigned int libcfs_console_max_delay;
diff --git a/drivers/staging/lustre/lnet/lnet/router.c b/drivers/staging/lustre/lnet/lnet/router.c
index 8baf35d56ca7..6267d5e4bbd6 100644
--- a/drivers/staging/lustre/lnet/lnet/router.c
+++ b/drivers/staging/lustre/lnet/lnet/router.c
@@ -1752,7 +1752,7 @@ lnet_notify(struct lnet_ni *ni, lnet_nid_t nid, int alive, unsigned long when)
CWARN("Ignoring prediction from %s of %s %s %ld seconds in the future\n",
!ni ? "userspace" : libcfs_nid2str(ni->ni_nid),
libcfs_nid2str(nid), alive ? "up" : "down",
- cfs_duration_sec(when - now));
+ (when - now) / HZ);
return -EINVAL;
}
diff --git a/drivers/staging/lustre/lnet/lnet/router_proc.c b/drivers/staging/lustre/lnet/lnet/router_proc.c
index e4172311be68..015dccbc4a58 100644
--- a/drivers/staging/lustre/lnet/lnet/router_proc.c
+++ b/drivers/staging/lustre/lnet/lnet/router_proc.c
@@ -331,7 +331,7 @@ static int proc_lnet_routers(struct ctl_table *table, int write,
int alive_cnt = peer->lp_alive_count;
int alive = peer->lp_alive;
int pingsent = !peer->lp_ping_notsent;
- int last_ping = cfs_duration_sec(now - peer->lp_ping_timestamp);
+ int last_ping = (now - peer->lp_ping_timestamp) / HZ;
int down_ni = 0;
struct lnet_route *rtr;
@@ -363,7 +363,7 @@ static int proc_lnet_routers(struct ctl_table *table, int write,
nrefs, nrtrrefs, alive_cnt,
alive ? "up" : "down", last_ping,
pingsent,
- cfs_duration_sec(deadline - now),
+ (deadline - now) / HZ,
down_ni, libcfs_nid2str(nid));
LASSERT(tmpstr + tmpsiz - s > 0);
}
@@ -512,7 +512,7 @@ static int proc_lnet_peers(struct ctl_table *table, int write,
long delta;
delta = now - peer->lp_last_alive;
- lastalive = cfs_duration_sec(delta);
+ lastalive = (delta) / HZ;
/* No need to mess up peers contents with
* arbitrarily long integers - it suffices to
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
index 187095022fb1..f573de9cf45d 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
@@ -1181,7 +1181,7 @@ static enum ldlm_policy_res ldlm_cancel_lrur_policy(struct ldlm_namespace *ns,
slv = ldlm_pool_get_slv(pl);
lvf = ldlm_pool_get_lvf(pl);
- la = cfs_duration_sec(cur - lock->l_last_used);
+ la = (cur - lock->l_last_used) / HZ;
lv = lvf * la * unused;
/* Inform pool about current CLV to see it via debugfs. */
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