git: igb: Add per-TX ring enable flag.

[Sepherosa Ziehau]

commit ddaf4d42d31fdf61e3448ac000274c876fb60d68
Author: Sepherosa Ziehau <sephe at dragonflybsd.org>
Date:   Mon Jan 28 17:45:50 2013 +0800

    igb: Add per-TX ring enable flag.
    
    For TX rings' whose enable flag are not set, which could happen during
    polling entering/exiting, its corresponding subqueue will be purged.

Summary of changes:
 sys/dev/netif/igb/if_igb.c | 6 +++++-
 sys/dev/netif/igb/if_igb.h | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/ddaf4d42d31fdf61e3448ac000274c876fb60d68


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