Re: [QUICKLIST 3/4] Quicklist support for x86_64

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On Mon, 9 Apr 2007, Andrew Morton wrote:

> On Mon,  9 Apr 2007 11:25:20 -0700 (PDT)
> Christoph Lameter <[email protected]> wrote:
> > -static inline pgd_t *pgd_alloc(struct mm_struct *mm)
> > +static inline void pgd_ctor(void *x)
> > +static inline void pgd_dtor(void *x)
> Seems dumb to inline these - they're only ever called indirectly, aren't
> they?

Yes.. In most cases they are not called at all because NULL is passed. 
Then the function call can be removed by the compiler from the in line 

> This means (I think) that the compiler will need to generate an out-of-line
> copy of these within each compilation unit which passes the address of these
> functions into some other function.

The function is constant. Constant propagation will lead to the function 
being included in the inline function.
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