Re: [RFC] x86: merge nmi_32-64 to nmi.c

Cyrill Gorcunov
2008-05-19T14:28:05Z

[Andi Kleen - Sun, May 18, 2008 at 09:13:04PM +0200]
| Jeremy Fitzhardinge wrote:
| > Andi Kleen wrote:
| >> The whole idea was pretty bad. Ifdefs are not ugly because the syntax
| >> looks ugly, but because it's a semantically ugly construct with bad
| >> maintainability impact.
| >>
| >> Trying to put syntactical sugar around that is a doomed exercise. It
| >> will be still ugly, no matter what you do.
| >
| > Not true. Using C rather than CPP to control the compilation of config
| > options has the big win that all code paths are still visible to the
| > compiler.
|
| A small win. Still lots of other problems, including testing.
|
| In some cases that's not what you want, but it often is, and
| > it would avoid some degree if inadvertent breakage of options. It can
| > also be syntactically a lot more pleasant.
|
| Well it's still an unnecessary different code path and making
| it look nicer is just an excuse from properly cleaning it up.
|
| -Andi
|

ok, thanks to all reviewers for the look being taken. I will try to
eliminate as much #ifdefs as possible, make them straight and understandable
and will send the next patch as only get it done. Thanks to all!

- Cyrill -