lkml.org 
[lkml]   [2008]   [Apr]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC 01/22] Generic show_mem() implementation
> >> I can not follow you.  Of course the arch selects what they use.  But
> >> they should not _all_ have to be flagged with an extra select. So what
> >> default-value are you arguing for?
> > The normal pattern is to let arch select the generic implmentation they
> > use.
> > Just because the majority does use the generic version should not
> > make us start to use the inverse logic as in your case.
> >
> > So I want all archs that uses the generic show_mem() to
> > do an explicit:
> >
> > config MYARCH
> > select HAVE_GENERIC_SHOWMEM
> >
> > Sam
>
> What is the rationale behind this? It is not a function the arch should
> select at all because it is VM code. The remaining arch-specific
> versions are meant to be removed too.
>
> It would be like forcing all architectures to select HAVE_GENERIC_PRINTK
> just because one architecture oopses on printk() and needs to replace it
> with its own version.

Positive logic and consistency with the CONFIG_HAVE_WHATEVER is the reason.

But you can solve this problem with no ifdefs and config options at all,
since you may as well just use __attribute__((weak)) for the generic
implementation.


\
 
 \ /
  Last update: 2008-04-05 09:53    [W:0.104 / U:0.904 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site