* [PATCH] ibacm/libacm.c: Use IPv4 rather than IPv6 for ACM server communication
@ 2012-04-05 20:05 Hal Rosenstock
[not found] ` <4F7DFB04.2030803-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
0 siblings, 1 reply; 3+ messages in thread
From: Hal Rosenstock @ 2012-04-05 20:05 UTC (permalink / raw)
To: Hefty, Sean
Cc: linux-rdma (linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org)
When both IPv4 and IPv6 are running, getaddrinfo indicates IPv6
rather than IPv4 and that currently causes a failure to connect to
the ACM server. Fix is to set the address family in the hint to
getaddrinfo to IPv4.
Signed-off-by: Hal Rosenstock <hal-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
---
diff --git a/src/libacm.c b/src/libacm.c
index 727741f..5ca1abc 100644
--- a/src/libacm.c
+++ b/src/libacm.c
@@ -75,6 +75,7 @@ int ib_acm_connect(char *dest)
acm_set_server_port();
memset(&hint, 0, sizeof hint);
+ hint.ai_family = AF_INET;
hint.ai_protocol = IPPROTO_TCP;
ret = getaddrinfo(dest, NULL, &hint, &res);
if (ret)
--
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^ permalink raw reply related [flat|nested] 3+ messages in thread[parent not found: <4F7DFB04.2030803-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>]
* Re: [PATCH] ibacm/libacm.c: Use IPv4 rather than IPv6 for ACM server communication [not found] ` <4F7DFB04.2030803-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org> @ 2012-04-05 20:51 ` Jason Gunthorpe 2012-04-05 23:28 ` Hefty, Sean 1 sibling, 0 replies; 3+ messages in thread From: Jason Gunthorpe @ 2012-04-05 20:51 UTC (permalink / raw) To: Hal Rosenstock Cc: Hefty, Sean, linux-rdma (linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org) On Thu, Apr 05, 2012 at 04:05:24PM -0400, Hal Rosenstock wrote: > When both IPv4 and IPv6 are running, getaddrinfo indicates IPv6 > rather than IPv4 and that currently causes a failure to connect to > the ACM server. Fix is to set the address family in the hint to > getaddrinfo to IPv4. We are in the future, the daemon should listen for IPv6 connections. Drepper has a description on how to do this properly: http://www.akkadia.org/drepper/userapi-ipv6.html Jason -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 3+ messages in thread
* RE: [PATCH] ibacm/libacm.c: Use IPv4 rather than IPv6 for ACM server communication [not found] ` <4F7DFB04.2030803-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org> 2012-04-05 20:51 ` Jason Gunthorpe @ 2012-04-05 23:28 ` Hefty, Sean 1 sibling, 0 replies; 3+ messages in thread From: Hefty, Sean @ 2012-04-05 23:28 UTC (permalink / raw) To: Hal Rosenstock Cc: linux-rdma (linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org) thanks - applied I will add a separate patch to support IPv6, since librdmacm should be updated as well. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 3+ messages in thread
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2012-04-05 20:05 [PATCH] ibacm/libacm.c: Use IPv4 rather than IPv6 for ACM server communication Hal Rosenstock
[not found] ` <4F7DFB04.2030803-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2012-04-05 20:51 ` Jason Gunthorpe
2012-04-05 23:28 ` Hefty, Sean
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