Re: [2.6 patch] add include/asm-avr32/xor.h

["Mike Frysinger" <vapier.adi@gmail.com>]

On Mon, Apr 14, 2008 at 6:27 PM, Dan Williams <dan.j.williams@intel.com> wrote:
> On Mon, Apr 14, 2008 at 3:11 PM, Mike Frysinger <vapier.adi@gmail.com> wrote:
>  > On Mon, Apr 14, 2008 at 6:01 PM, Adrian Bunk <bunk@kernel.org> wrote:
>  >  > On Mon, Apr 14, 2008 at 11:46:40PM +0200, Sebastian Siewior wrote:
>  > >  > so most
>  >  >  > xor.h files are identical copies and this is probably as bad as a
>  >  >  > trailing white space :)
>  >  >
>  >  >  I'm not sure whether it's worth spending my time discussing whether
>  >  >  adding a config variable to 6 architectures is really better than
>  >  >  adding trivial headers to 3 architectures...
>  >
>  >  long term robustness for new ports/codedrops indicates that having a
>  >  common header in linux/ and making arches opt-in via Kconfig/whatever
>  >  makes life a lot easier for everyone
>  >
>  >  everything builds by default with the generic C versions and arches
>  >  dont have to go through and figure out all the fun little stub files
>  >  they need to straight copy from other architectures ... they only have
>  >  to care if they want to implement an optimized version
>
>  "arches" did not have to go through and figure out the fun little stub
>  file for xor.h.  Adrian already made your "life easier".

actually he didnt.  he posted a fix for avr32.  i dont care about
avr32, i'm a blackfin guy.  he also wouldnt have had to do anything at
all if everything was handled with indirection in linux/xor.h.

your point also is irrelevant in the case of new architectures.  poor
microblaze for example.
-mike