X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lnet%2Flnet%2Fapi-ni.c;h=d5120d5cfc8e5bd83acb14404a7cfd73e77e496f;hb=10958cac798db5c384f64ee1d48fc2b5ba423f0a;hp=d89ea55911e410f122b3e47f5c676bfcc5a5d09a;hpb=67908ab34371bdfe54b79323c7f570e3ce826170;p=fs%2Flustre-release.git

diff --git a/lnet/lnet/api-ni.c b/lnet/lnet/api-ni.c
index d89ea55..d5120d5 100644
--- a/lnet/lnet/api-ni.c
+++ b/lnet/lnet/api-ni.c
@@ -3270,6 +3270,35 @@ lnet_ni_set_healthv(lnet_nid_t nid, int value, bool all)
 	lnet_net_unlock(LNET_LOCK_EX);
 }
 
+static int
+lnet_get_local_ni_hstats(struct lnet_ioctl_local_ni_hstats *stats)
+{
+	int cpt, rc = 0;
+	struct lnet_ni *ni;
+	lnet_nid_t nid = stats->hlni_nid;
+
+	cpt = lnet_net_lock_current();
+	ni = lnet_nid2ni_locked(nid, cpt);
+
+	if (!ni) {
+		rc = -ENOENT;
+		goto unlock;
+	}
+
+	stats->hlni_local_interrupt = atomic_read(&ni->ni_hstats.hlt_local_interrupt);
+	stats->hlni_local_dropped = atomic_read(&ni->ni_hstats.hlt_local_dropped);
+	stats->hlni_local_aborted = atomic_read(&ni->ni_hstats.hlt_local_aborted);
+	stats->hlni_local_no_route = atomic_read(&ni->ni_hstats.hlt_local_no_route);
+	stats->hlni_local_timeout = atomic_read(&ni->ni_hstats.hlt_local_timeout);
+	stats->hlni_local_error = atomic_read(&ni->ni_hstats.hlt_local_error);
+	stats->hlni_health_value = atomic_read(&ni->ni_healthv);
+
+unlock:
+	lnet_net_unlock(cpt);
+
+	return rc;
+}
+
 /**
  * LNet ioctl handler.
  *
@@ -3480,6 +3509,19 @@ LNetCtl(unsigned int cmd, void *arg)
 		return rc;
 	}
 
+	case IOC_LIBCFS_GET_LOCAL_HSTATS: {
+		struct lnet_ioctl_local_ni_hstats *stats = arg;
+
+		if (stats->hlni_hdr.ioc_len < sizeof(*stats))
+			return -EINVAL;
+
+		mutex_lock(&the_lnet.ln_api_mutex);
+		rc = lnet_get_local_ni_hstats(stats);
+		mutex_unlock(&the_lnet.ln_api_mutex);
+
+		return rc;
+	}
+
 	case IOC_LIBCFS_ADD_PEER_NI: {
 		struct lnet_ioctl_peer_cfg *cfg = arg;