Re: [PATCH RFC] net: dsa: remove unnecessary phy.h include

From: David Miller
Date: Wed Jan 18 2017 - 16:48:26 EST


From: Russell King - ARM Linux <linux@xxxxxxxxxxxxxxx>
Date: Wed, 18 Jan 2017 00:14:03 +0000

> Including phy.h and phy_fixed.h into net/dsa.h causes phy*.h to be an
> unnecessary dependency for quite a large amount of the kernel. There's
> very little which actually requires definitions from phy.h in net/dsa.h
> - the include itself only wants the declaration of a couple of
> structures and IFNAMSIZ.
>
> Add linux/if.h for IFNAMSIZ, declarations for the structures, phy.h to
> mv88e6xxx.h as it needs it for phy_interface_t, and remove both phy.h
> and phy_fixed.h from net/dsa.h.
>
> This patch reduces from around 800 files rebuilt to around 40 - even
> with ccache, the time difference is noticable.
>
> Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxx>

Applied, thanks.