Re: [patch 2/3] Introduce BOOTMEM_EXCLUSIVE

[Dave Hansen]

On Tue, 2007-10-16 at 20:44 +0200, Bernhard Walle wrote:
> * Dave Hansen <haveblue@xxxxxxxxxx> [2007-10-16 20:08]:
> > On Tue, 2007-10-16 at 18:28 +0200, Bernhard Walle wrote:
> > > 
> > > @@ -736,7 +736,7 @@ static int __init smp_scan_config (unsig
> > >                         smp_found_config = 1;
> > >                         printk(KERN_INFO "found SMP MP-table at %08lx\n",
> > >                                                 virt_to_phys(mpf));
> > > -                       reserve_bootmem(virt_to_phys(mpf), PAGE_SIZE);
> > > +                       reserve_bootmem(virt_to_phys(mpf), PAGE_SIZE, 0);
> > >                         if (mpf->mpf_physptr) {
> > >                                 /* 
> > 
> > Could you give all of these 0's a name?  I really hate seeing random
> > magic numbers in these things.  0 completely kills the ability of
> > someone to read the code and figure out what it is trying to do without
> > going and looking at reserve_bootmem().
> 
> Of course I can replace that zeroes with something like BOOTMEM_DEFAULT.

Cool.

> > Or, alternatively, do something like this:
> > 
> > -extern void reserve_bootmem(unsigned long addr, unsigned long size);
> 
> Andi was against more bootmem functions. ;)

Yeah, I can't really blame him.

-- Dave

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