linux-kernel - Re: [PATCH 1/3] mm: sl[aou]b: introduce kmem_cache_zalloc

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Message-ID: <alpine.DEB.2.10.1411201430220.30354@chino.kir.corp.google.com>
Date:	Thu, 20 Nov 2014 14:31:05 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Andrey Ryabinin <a.ryabinin@...sung.com>
cc:	Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
	Christoph Lameter <cl@...ux.com>,
	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	Pekka Enberg <penberg@...nel.org>
Subject: Re: [PATCH 1/3] mm: sl[aou]b: introduce kmem_cache_zalloc_node()

On Thu, 20 Nov 2014, Andrey Ryabinin wrote:

> > Is there a reason to add this for such a specialized purpose to the slab 
> > allocator?  I think it can just be handled for struct irq_desc explicitly.
> > 
> 
> It could be used not only for irq_desc. Grepping sources gave me 7 possible users.
> 

It would be best to follow in the example of those users and just use 
__GFP_ZERO.
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