From: Ira Weiny <weiny2-i2BcT+NCU+M@public.gmane.org>
To: Sasha Khapyorsky <sashak-smomgflXvOZWk0Htik3J/w@public.gmane.org>
Cc: "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: [PATCH] infiniband-diags/ibnetdisc.h: Clarify "ports" member of ibnd_node_t with more descriptive comment
Date: Thu, 5 Nov 2009 11:29:56 -0800 [thread overview]
Message-ID: <20091105112956.914e4c8a.weiny2@llnl.gov> (raw)
From: Ira Weiny <weiny2-i2BcT+NCU+M@public.gmane.org>
Date: Tue, 3 Nov 2009 17:03:15 -0800
Subject: [PATCH] infiniband-diags/ibnetdisc.h: Clarify "ports" member of ibnd_node_t with more descriptive comment
Signed-off-by: Ira Weiny <weiny2-i2BcT+NCU+M@public.gmane.org>
---
.../libibnetdisc/include/infiniband/ibnetdisc.h | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/infiniband-diags/libibnetdisc/include/infiniband/ibnetdisc.h b/infiniband-diags/libibnetdisc/include/infiniband/ibnetdisc.h
index bb5df02..2b4afea 100644
--- a/infiniband-diags/libibnetdisc/include/infiniband/ibnetdisc.h
+++ b/infiniband-diags/libibnetdisc/include/infiniband/ibnetdisc.h
@@ -66,9 +66,14 @@ typedef struct ibnd_node {
char nodedesc[IB_SMP_DATA_SIZE];
- struct ibnd_port **ports; /* in order array of port pointers
- the size of this array is info.numports + 1
- items MAY BE NULL! (ie 0 == switches only) */
+ struct ibnd_port **ports; /* array of ports, indexed by port number
+ ports[1] == port 1,
+ ports[2] == port 2,
+ etc...
+ Any port in the array MAY BE NULL!
+ Most notable is non-switches have no
+ port 0 therefore node.ports[0] == NULL
+ for those nodes */
/* chassis info */
struct ibnd_node *next_chassis_node; /* next node in ibnd_chassis_t->nodes */
--
1.5.4.5
--
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next reply other threads:[~2009-11-05 19:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-05 19:29 Ira Weiny [this message]
[not found] ` <20091105112956.914e4c8a.weiny2-i2BcT+NCU+M@public.gmane.org>
2009-11-06 16:59 ` [PATCH] infiniband-diags/ibnetdisc.h: Clarify "ports" member of ibnd_node_t with more descriptive comment Sasha Khapyorsky
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