From: Hal Rosenstock <hnrose-Wuw85uim5zDR7s880joybQ@public.gmane.org>
To: sashak-smomgflXvOZWk0Htik3J/w@public.gmane.org
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] opensm/osm_mcast_tbl.c: In osm_mcast_tbl_clear_mlid, use memset to clear port mask entry
Date: Tue, 3 Nov 2009 07:00:58 -0500 [thread overview]
Message-ID: <20091103120058.GA31605@comcast.net> (raw)
rather than less efficient for loop
Signed-off-by: Hal Rosenstock <hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
diff --git a/opensm/opensm/osm_mcast_tbl.c b/opensm/opensm/osm_mcast_tbl.c
index 462d528..4c58102 100644
--- a/opensm/opensm/osm_mcast_tbl.c
+++ b/opensm/opensm/osm_mcast_tbl.c
@@ -231,8 +231,9 @@ void osm_mcast_tbl_clear_mlid(IN osm_mcast_tbl_t * p_tbl, IN uint16_t mlid_ho)
mlid_offset = mlid_ho - IB_LID_MCAST_START_HO;
if (p_tbl->p_mask_tbl && mlid_offset < p_tbl->mft_depth)
- for (i = 0; i <= p_tbl->max_position; i++)
- (*p_tbl->p_mask_tbl)[mlid_offset][i] = 0;
+ memset((uint8_t *)p_tbl->p_mask_tbl + mlid_offset * (IB_MCAST_POSITION_MAX + 1) * IB_MCAST_MASK_SIZE / 8,
+ 0,
+ (IB_MCAST_POSITION_MAX + 1) * IB_MCAST_MASK_SIZE / 8);
}
boolean_t osm_mcast_tbl_get_block(IN osm_mcast_tbl_t * p_tbl,
--
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next reply other threads:[~2009-11-03 12:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-03 12:00 Hal Rosenstock [this message]
[not found] ` <20091103120058.GA31605-Wuw85uim5zDR7s880joybQ@public.gmane.org>
2009-11-03 22:12 ` [PATCH] opensm/osm_mcast_tbl.c: In osm_mcast_tbl_clear_mlid, use memset to clear port mask entry Sasha Khapyorsky
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