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From: Hal Rosenstock <hnrose-Wuw85uim5zDR7s880joybQ@public.gmane.org>
To: sashak-smomgflXvOZWk0Htik3J/w@public.gmane.org
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCHv2] opensm/osm_ucast_updn.c: Reduce temporary allocation of cas_per_sw
Date: Wed, 14 Oct 2009 10:45:38 -0400	[thread overview]
Message-ID: <20091014144538.GA4921@comcast.net> (raw)


Signed-off-by: Hal Rosenstock <hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
Changes since v1:
Removed change of malloc/memset into calloc

diff --git a/opensm/opensm/osm_ucast_updn.c b/opensm/opensm/osm_ucast_updn.c
index bb9ccda..ced076a 100644
--- a/opensm/opensm/osm_ucast_updn.c
+++ b/opensm/opensm/osm_ucast_updn.c
@@ -2,6 +2,7 @@
  * Copyright (c) 2004-2008 Voltaire, Inc. All rights reserved.
  * Copyright (c) 2002-2006 Mellanox Technologies LTD. All rights reserved.
  * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
+ * Copyright (c) 2009 HNR Consulting. All rights reserved.
  *
  * This software is available to you under a choice of one of two
  * licenses.  You may choose to be licensed under the terms of the GNU
@@ -431,13 +432,13 @@ static void updn_find_root_nodes_by_min_hop(OUT updn_t * p_updn)
 		"Current number of ports in the subnet is %d\n",
 		cl_qmap_count(&p_osm->subn.port_guid_tbl));
 
-	cas_per_sw = malloc((IB_LID_UCAST_END_HO + 1) * sizeof(*cas_per_sw));
+	cas_per_sw = malloc(p_osm->subn.max_ucast_lid_ho * sizeof(*cas_per_sw));
 	if (!cas_per_sw) {
 		OSM_LOG(&p_osm->log, OSM_LOG_ERROR, "ERR AA14: "
 			"cannot alloc mem for CAs per switch counter array\n");
 		goto _exit;
 	}
-	memset(cas_per_sw, 0, (IB_LID_UCAST_END_HO + 1) * sizeof(*cas_per_sw));
+	memset(cas_per_sw, 0, p_osm->subn.max_ucast_lid_ho * sizeof(*cas_per_sw));
 
 	/* Find the Maximum number of CAs (and routers) for histogram normalization */
 	OSM_LOG(&p_osm->log, OSM_LOG_VERBOSE,
--
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             reply	other threads:[~2009-10-14 14:45 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-14 14:45 Hal Rosenstock [this message]
     [not found] ` <20091014144538.GA4921-Wuw85uim5zDR7s880joybQ@public.gmane.org>
2009-10-14 15:48   ` [PATCHv2] opensm/osm_ucast_updn.c: Reduce temporary allocation of cas_per_sw Sasha Khapyorsky

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