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SubjectRe: [PATCH v2 2/2] mm, sl[aou]b: guarantee natural alignment for kmalloc(power-of-two)
On Mon, 23 Sep 2019, Darrick J. Wong wrote:

> On Mon, Sep 23, 2019 at 07:17:10PM +0200, David Sterba wrote:
> > On Mon, Sep 23, 2019 at 06:36:32PM +0200, Vlastimil Babka wrote:
> > > So if anyone thinks this is a good idea, please express it (preferably
> > > in a formal way such as Acked-by), otherwise it seems the patch will be
> > > dropped (due to a private NACK, apparently).
>
> Oh, I didn't realize ^^^^^^^^^^^^ that *some* of us are allowed the
> privilege of gutting a patch via private NAK without any of that open
> development discussion incovenience. <grumble>

There was a public discussion about this issue and from what I can tell
the outcome was that the allocator already provides what you want. Which
was a mechanism to misalign objects and detect these issues. This
mechanism has been in use for over a decade.


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