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Date:	Sat, 10 Mar 2012 23:06:29 +0000
From:	Ben Hutchings <>
To:	Dan Carpenter <>
CC:	Jeff Kirsher <>,
	Jesse Brandeburg <>,
	Bruce Allan <>,
	Carolyn Wyborny <>,
	Don Skidmore <>,
	Greg Rose <>,
	Peter P Waskiewicz Jr <>,
	Alex Duyck <>,
	John Ronciak <>,
	"David S. Miller" <>,
	<>, <>,
Subject: Re: [patch] e1000e, igbvf: fix default message level

On Sat, 2012-03-10 at 11:49 +0300, Dan Carpenter wrote:
> The intent here was to enable both NETIF_MSG_DRV and NETIF_MSG_PROBE
> messages, but in the original code only the NETIF_MSG_DRV bit was set.
> NETIF_MSG_DRV and NETIF_MSG_PROBE are bits 0 and 1, they are not
> supposed to be used to do a shift.  I think the confusion is because
> the msg_enable can also be controlled through ethtool which passes a bit
> number that is used to do a bit shift.

No, the ethtool interface also uses a mask.

However netif_msg_init() is commonly used to initialise the msg_enable
mask based on a module parameter that's a bit number.


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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