Re: [PATCH 8/8] Inline 3 functions

[Adrian Bunk <bunk@stusta.de>]

On Tue, Nov 08, 2005 at 11:08:30AM -0800, Matthew Dobson wrote:
> Pekka J Enberg wrote:
> > On Mon, 7 Nov 2005, Matthew Dobson wrote:
> > 
> >>I found three functions in slab.c that have only 1 caller (kmem_getpages,
> >>alloc_slabmgmt, and set_slab_attr), so let's inline them.
> > 
> > 
> > Why? They aren't on the hot path and I don't see how this is an 
> > improvement...
> > 
> > 			Pekka
> 
> Well, no, they aren't on the hot path.  I just figured since they are only
> ever called from one other function, why not inline them?  If the sentiment
> is that it's a BAD idea, I'll drop it.

And if there will one day be a second caller, noone will remember to 
remove the inline...

At least with unit-at-a-time [1], gcc should be smart enough to inline 
all static functions when it does make sense.

> -Matt

cu
Adrian

[1] currently disabled in the kernel on i386, but this will change at 
    least for the latest gcc in the mid-term future

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed