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Re: [patch net-next-2.6 v3] net: consolidate and fix ethtool_ops->get_se

To: Jiri Pirko <jpirko@redhat.com>
Subject: Re: [patch net-next-2.6 v3] net: consolidate and fix ethtool_ops->get_settings calling
From: Ben Hutchings <bhutchings@solarflare.com>
Date: Sat, 03 Sep 2011 14:46:47 +0100
Cc: netdev@vger.kernel.org, ralf@linux-mips.org, fubar@us.ibm.com, andy@greyhouse.net, kaber@trash.net, bprakash@broadcom.com, JBottomley@parallels.com, robert.w.love@intel.com, davem@davemloft.net, shemminger@linux-foundation.org, decot@google.com, mirq-linux@rere.qmqm.pl, alexander.h.duyck@intel.com, amit.salecha@qlogic.com, eric.dumazet@gmail.com, therbert@google.com, paulmck@linux.vnet.ibm.com, laijs@cn.fujitsu.com, xiaosuo@gmail.com, greearb@candelatech.com, loke.chetan@gmail.com, linux-mips@linux-mips.org, linux-scsi@vger.kernel.org, devel@open-fcoe.org, bridge@lists.linux-foundation.org
In-reply-to: <20110903133428.GA2821@minipsycho>
Organization: Solarflare Communications
References: <1314905304-16485-1-git-send-email-jpirko@redhat.com> <20110902122630.GC1991@minipsycho> <1314989161.3419.5.camel@bwh-desktop> <20110903133428.GA2821@minipsycho>
Sender: linux-mips-bounce@linux-mips.org
On Sat, 2011-09-03 at 15:34 +0200, Jiri Pirko wrote:
> This patch does several things:
> - introduces __ethtool_get_settings which is called from ethtool code and
>   from drivers as well. Put ASSERT_RTNL there.
> - dev_ethtool_get_settings() is replaced by __ethtool_get_settings()
> - changes calling in drivers so rtnl locking is respected. In
>   iboe_get_rate was previously ->get_settings() called unlocked. This
>   fixes it. Also prb_calc_retire_blk_tmo() in af_packet.c had the same
>   problem. Also fixed by calling __dev_get_by_index() instead of
>   dev_get_by_index() and holding rtnl_lock for both calls.
> - introduces rtnl_lock in bnx2fc_vport_create() and fcoe_vport_create()
>   so bnx2fc_if_create() and fcoe_if_create() are called locked as they
>   are from other places.
> - use __ethtool_get_settings() in bonding code
> 
> Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Reviewed-by: Ben Hutchings <bhutchings@solarflare.com> [except FCoE bits]

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.


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