cvs commit: src/sys/net if_vlan.c

Gleb Smirnoff glebius at FreeBSD.org
Fri Sep 16 04:53:17 PDT 2005


On Fri, Sep 16, 2005 at 11:44:43AM +0000, Yar Tikhiy wrote:
Y> yar         2005-09-16 11:44:43 UTC
Y> 
Y>   FreeBSD src repository
Y> 
Y>   Modified files:
Y>     sys/net              if_vlan.c 
Y>   Log:
Y>   Test the new M_VLANTAG packet flag before calling
Y>   m_tag_locate().  This adds little overhead of a simple
Y>   bitwise operation in case hardware VLAN acceleration
Y>   is on, yet saves the more expensive function call if
Y>   the acceleration is off.
Y>   
Y>   Reviewed by:    ru, glebius
Y>   X-MFC-after:    6.0
     ^^^^^^^^^^^^^^^^^^^
			Why?

-- 
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE


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