[Fwd: Re: [Open-FCoE] RHEL 6.3 Beta userspace breakage for tcm_fc]

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On Wed, 2012-05-30 at 09:23 -0700, Steve Condas wrote:
> Neil,
> 
> Thanks for your response.  I think I have determined that the RHEL 6.3
> Beta implementation is pretty mucked up.  As best I can tell there is
> a version mismatch between the kernel drivers and the user space
> tools, so it is unsurprising that many features don't work.  I will
> contact RedHat and see if I can get some patches for testing.
> 
> 

Hello Steve + Neil,

Just noticing this thread wrt to tcm_fc driver breakage on RHEL 6.3 Beta
code.. (CC'ing target-devel + jxm)

I recently grabbed Fedora 17 w/ 3.3.7-1.fc17.x86_64 and was able to load
tcm_fc.ko + create /sys/kernel/config/target/fc top level configfs group
as expected, but targetcli-fb does appear to be broken for existing /fc
usage:

Welcome to the targetcli shell::
 Copyright (c) 2011 by RisingTide Systems LLC.

 For help on commands, type 'help'.

/> tcm_fc/ info 
Fabric module name: tcm_fc
ConfigFS path: /sys/kernel/config/target/fc
Allowed WWNs list (free type): 
Fabric module specfile: /var/lib/target/fabric/tcm_fc.spec
Fabric module features: acls
Corresponding kernel module: tcm_fc
/> ls tcm_fc 
o- tcm_fc ..................................................... [Not found]
/> exit
Global pref auto_save_on_exit=true
Existing file /etc/target/saveconfig.json backed up to saveconfig.json.backup
Configuration saved to /etc/target/saveconfig.json
[root@localhost ~]# ls -la /var/lib/target/fabric/tcm_fc.spec 
-rw-r--r--. 1 root root 1130 Apr 17 13:11 /var/lib/target/fabric/tcm_fc.spec

[root@localhost ~]# cat /sys/kernel/config/target/fc/version 
TCM FC 0.3 on Linux/x86_64 on 3.3.7-1.fc17.x86_64

Agrover (CC'ed), any ideas on what might have caused this for RHEL 6.3
Beta / F17 code..?

--nab

> Thanks again,
> Steve Condas
> 
> 
> 
> ________________________________
>  From: Neil Horman <nhorman@xxxxxxxxxxxxx>
> To: Steve Condas <scondas@xxxxxxxxx> 
> Cc: "devel@xxxxxxxxxxxxx" <devel@xxxxxxxxxxxxx> 
> Sent: Tuesday, May 29, 2012 10:47 AM
> Subject: Re: [Open-FCoE] (no subject)
>  
> On Mon, May 28, 2012 at 03:46:31PM -0700, Steve Condas wrote:
> > All,
> > 
> > I am attempting to use Open FCOE target through its implementation in RHEL 6.3 Beta.  I am having two issues that I would like to characterize before opening a bug report with Redhat:
> > 
> > 1)  My Nexus switch only sees my server as an initiator.  I run registration debug on the Nexus and I see that my server is only registering with FC4 Feature 0x2 (initiator).  This is different than with RHEL 6.2 where it registers with 0x3 (both).  I can't figure out where in the FCOE code the feature is being set so that I can try to debug what is going on.  Can anyone who is more familiar with the code point me in the right direction?
> > 
> > 2)  My targetcli program is throwing an error when I exit or when I do an "ls" from "/".  The error is that it can't find auth/userid (I assume CHAP authentication from looking at the code) for the ACL.  Is this more likely a problem in the kernel namespace or a problem with targetcli?
> > 
> fc_fc4_register_provider is what adds the local server as a fcoe target and
> should trigger the apporpriate registration with the switch.  It would seem that
> something may be going wrong with the tcm_fc module initalization preventing its
> registering locally as an fcoe provider.  That may also be whats causing your
> strange auth errors (or contributing to them).  Do you have any log entries
> describing problems with the insertion of the tcp_fc module?
> Neil
> 
> > Thanks for any pointers!
> > Steve
> > _______________________________________________
> > devel mailing list
> > devel@xxxxxxxxxxxxx
> > https://lists.open-fcoe.org/mailman/listinfo/devel
> > 
> _______________________________________________
> devel mailing list
> devel@xxxxxxxxxxxxx
> https://lists.open-fcoe.org/mailman/listinfo/devel


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