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Date:   Sat, 28 Jan 2017 19:05:12 -0500
From:   James Simmons <jsimmons@...radead.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        devel@...verdev.osuosl.org,
        Andreas Dilger <andreas.dilger@...el.com>,
        Oleg Drokin <oleg.drokin@...el.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Lustre Development List <lustre-devel@...ts.lustre.org>,
        Dmitry Eremin <dmitry.eremin@...el.com>,
        James Simmons <jsimmons@...radead.org>
Subject: [PATCH 44/60] staging: lustre: libcfs: fix error messages

From: Dmitry Eremin <dmitry.eremin@...el.com>

Don't treat unability to set CPU partition affinity as error.
Improve those warning messages.

Signed-off-by: Dmitry Eremin <dmitry.eremin@...el.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-8703
Reviewed-on: https://review.whamcloud.com/23307
Reviewed-by: Patrick Farrell <paf@...y.com>
Reviewed-by: Doug Oucharek <doug.s.oucharek@...el.com>
Reviewed-by: Oleg Drokin <oleg.drokin@...el.com>
Signed-off-by: James Simmons <jsimmons@...radead.org>
---
 drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c | 2 +-
 drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c | 4 ++--
 drivers/staging/lustre/lnet/libcfs/linux/linux-cpu.c   | 5 +++--
 drivers/staging/lustre/lnet/libcfs/workitem.c          | 2 +-
 drivers/staging/lustre/lnet/selftest/module.c          | 3 ++-
 5 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
index 14dbc53..e2f3f72 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
@@ -3546,7 +3546,7 @@ static int kiblnd_resolve_addr(struct rdma_cm_id *cmid,
 
 	rc = cfs_cpt_bind(lnet_cpt_table(), sched->ibs_cpt);
 	if (rc) {
-		CWARN("Failed to bind on CPT %d, please verify whether all CPUs are healthy and reload modules if necessary, otherwise your system might under risk of low performance\n",
+		CWARN("Unable to bind on CPU partition %d, please verify whether all CPUs are healthy and reload modules if necessary, otherwise your system might under risk of low performance\n",
 		      sched->ibs_cpt);
 	}
 
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
index 3531e7d..df4f55e 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_cb.c
@@ -1414,8 +1414,8 @@ int ksocknal_scheduler(void *arg)
 
 	rc = cfs_cpt_bind(lnet_cpt_table(), info->ksi_cpt);
 	if (rc) {
-		CERROR("Can't set CPT affinity to %d: %d\n",
-		       info->ksi_cpt, rc);
+		CWARN("Can't set CPU partition affinity to %d: %d\n",
+		      info->ksi_cpt, rc);
 	}
 
 	spin_lock_bh(&sched->kss_lock);
diff --git a/drivers/staging/lustre/lnet/libcfs/linux/linux-cpu.c b/drivers/staging/lustre/lnet/libcfs/linux/linux-cpu.c
index 62ab76e..4d35a37 100644
--- a/drivers/staging/lustre/lnet/libcfs/linux/linux-cpu.c
+++ b/drivers/staging/lustre/lnet/libcfs/linux/linux-cpu.c
@@ -1082,8 +1082,9 @@ static int cfs_cpu_dead(unsigned int cpu)
 	}
 	spin_unlock(&cpt_data.cpt_lock);
 
-	LCONSOLE(0, "HW CPU cores: %d, npartitions: %d\n",
-		 num_online_cpus(), cfs_cpt_number(cfs_cpt_table));
+	LCONSOLE(0, "HW nodes: %d, HW CPU cores: %d, npartitions: %d\n",
+		 num_online_nodes(), num_online_cpus(),
+		 cfs_cpt_number(cfs_cpt_table));
 	return 0;
 
  failed:
diff --git a/drivers/staging/lustre/lnet/libcfs/workitem.c b/drivers/staging/lustre/lnet/libcfs/workitem.c
index d0512da..dbc2a9b 100644
--- a/drivers/staging/lustre/lnet/libcfs/workitem.c
+++ b/drivers/staging/lustre/lnet/libcfs/workitem.c
@@ -209,7 +209,7 @@ static int cfs_wi_scheduler(void *arg)
 	/* CPT affinity scheduler? */
 	if (sched->ws_cptab)
 		if (cfs_cpt_bind(sched->ws_cptab, sched->ws_cpt))
-			CWARN("Failed to bind %s on CPT %d\n",
+			CWARN("Unable to bind %s on CPU partition %d\n",
 			      sched->ws_name, sched->ws_cpt);
 
 	spin_lock(&cfs_wi_data.wi_glock);
diff --git a/drivers/staging/lustre/lnet/selftest/module.c b/drivers/staging/lustre/lnet/selftest/module.c
index 71485f9..b5d556f 100644
--- a/drivers/staging/lustre/lnet/selftest/module.c
+++ b/drivers/staging/lustre/lnet/selftest/module.c
@@ -112,7 +112,8 @@ enum {
 		rc = cfs_wi_sched_create("lst_t", lnet_cpt_table(), i,
 					 nthrs, &lst_sched_test[i]);
 		if (rc) {
-			CERROR("Failed to create CPT affinity WI scheduler %d for LST\n", i);
+			CWARN("Failed to create CPU partition affinity WI scheduler %d for LST\n",
+			      i);
 			goto error;
 		}
 	}
-- 
1.8.3.1

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