Re: [PATCH 3/3] KEYS: Make the keyring quotas controllable through /proc/sys

[David Howells]

Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:

> > +#ifdef CONFIG_SYSCTL
> > +extern ctl_table key_sysctls[];
> > +#endif
> 
> I've been going around telling people to not bother with the ifdefs here. 
> Upside: looks nicer.  Downside: defers the build error from compile-time to
> link-time.

Should this extern actually be in include/linux/sysctl.h?  I'd rather not put
it in include/linux/key.h as that means that key.h must include sysctl.h just
to get a definition of ctl_table.  Conversely, however, sysctl.h doesn't need
to include key.h to include the above extern.

David
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