Re: [PATCH] include <linux/types.h> into linux/dlm_plock.h for__u* typedef

From: David Woodhouse
Date: Wed Sep 10 2008 - 10:21:09 EST

On Wed, 2008-09-10 at 16:14 +0400, Alexey Dobriyan wrote:
> On Wed, Sep 10, 2008 at 02:22:04PM +0300, Kirill A. Shutemov wrote:
> > --- a/include/linux/dlm_plock.h
> > +++ b/include/linux/dlm_plock.h
> > +#include <linux/types.h>
> I'd say that unless you can demonstrate compilation breakage, these will
> only slow down compilation.

Not really. GCC notices the include guard pattern and won't even bother
to open the file the second and subsequent time it's included within a
compilation. I'd be astonished if you can measure any real slowdown at

David Woodhouse Open Source Technology Centre
David.Woodhouse@xxxxxxxxx Intel Corporation

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