netdev - Re: [net-next v4 0/7] Intel Wired LAN Driver Updates, ixgbe: Add LER support

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Message-Id: <20140114.185953.1231061732271688717.davem@davemloft.net>
Date:	Tue, 14 Jan 2014 18:59:53 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	aaron.f.brown@...el.com
Cc:	netdev@...r.kernel.org, gospo@...hat.com, sassmann@...hat.com,
	mark.d.rustad@...el.com
Subject: Re: [net-next v4 0/7] Intel Wired LAN Driver Updates, ixgbe: Add
 LER support

From: Aaron Brown <aaron.f.brown@...el.com>
Date: Tue, 14 Jan 2014 18:53:10 -0800

> The following patches add Live Error Recovery (LER) support to the
> ixgbe driver. This support also improves behavior in Thunderbolt
> environments. This involves checking all register reads for a
> value of all ones and when that is seen, to read the status
> register, which should never properly return all ones, to
> confirm whether the received value was correct. When this detects
> a removal, the hw_addr field is cleared to indicate the removal.
> This then blocks subsequent access to the device registers.
> 
> All register access macros have been changed to static inline
> functions and all register accesses now use them.· Macro versions
> are temporarily provided.
> 
> The __IXGBE_DOWN bit is no longer overloaded to also mean that
> device removal has been initiated. Now the bit can be used to
> protect ixgbe_down from multiple entry via test_and_set_bit. A
> needed smp_mb__before_clear_bit was also added.
 ...

Looks good, series applied, thanks Aaron.
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