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SubjectRe: [PATCH] SLUB: detach SLUB_DEBUG and SYSFS
Alexey Dobriyan wrote:
> On Mon, Aug 04, 2008 at 05:10:37PM +0300, Pekka Enberg wrote:
>> Christoph Lameter wrote:
>>> Pekka Enberg wrote:
>>>> Alexey Dobriyan wrote:
>>>>> Right now, SYSFS=n means no SLUB debugging, no even basic poisoning,
>>>>> to hell with tunables.
>>>> Applied, thanks!
>>> Do not apply. This partially reverts an earlier commit and would cause
>>> build
>>> issues because the #ifdef parts in slub.c were not reverted.
>> Aww, crap. OK, taking it out.
>
> OK, I'll test-compile it to death.

Not sure what the point would be. If you look at the commit you are reverting
then its clear what configurations will break,

> For now, do you agree that SYSFS=n users shouldn't be discriminated
> against poisoning?

If you want a minimal memory footprint then I thought that also implies that
the debug code would not be compiled in?

> As real world situation, NET_NS feature which is currently in
> active development doesn't work with SYSFS, so it was a bit of cold
> shower to realise that I did much testing of conntracking in netns
> without poisoning. :-(

Ohh.. There are kernel features that conflict with SYSFS?





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