On Thu, 22 May 2008, Pekka Enberg wrote:

quoted text
> Christoph Lameter wrote:
> > I also would prefer to keep this out of SLUB. Set/Clear PageSlab dirties the
> > cacheline and it forces the unlining of kmalloc_large.
> 
> Hmm, well, that leaves ksize() open for more abuse. I guess we'll just have to
> live with that then.

SLUB could add a BUG_ON(!PageCompound ) since we added buffering for order 
0 allocs. So only order 1 and higher go through kmalloc large. That should 
catch the general case.


--
unsubscribe notice
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/