linux-kernel - Re: [RFC][PATCH 1/5] mm/slab_common: allow NULL cache pointer in kmem_cache

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Date:	Thu, 6 Aug 2015 23:29:28 +0900
From:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:	Julia Lawall <julia.lawall@...6.fr>
Cc:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
	David Rientjes <rientjes@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Minchan Kim <minchan@...nel.org>,
	Christoph Lameter <cl@...ux.com>,
	Pekka Enberg <penberg@...nel.org>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Michal Hocko <mhocko@...e.cz>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH 1/5] mm/slab_common: allow NULL cache pointer in
 kmem_cache_destroy()

On (08/06/15 16:27), Julia Lawall wrote:
[..]
> > Julia, do you want to wait until these 3 patches will be merged to
> > Linus's tree (just to be on a safe side, so someone's tree (out of sync
> > with linux-next) will not go crazy)?
> 
> I think it would be safer.  Code may crash if the test is removed before
> the function can tolerate it.
> 

Agree. I'll re-up this thread later (once 4.3 merge window is closed).
Thank you.

	-ss
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