Re: [PATCH 1/3] mm: sl[aou]b: introduce kmem_cache_zalloc_node()
From: Andrey Ryabinin
Date: Thu Nov 20 2014 - 03:47:41 EST
On 11/20/2014 02:46 AM, David Rientjes wrote:
> On Mon, 10 Nov 2014, Andrey Ryabinin wrote:
>> kmem_cache_zalloc_node() allocates zeroed memory for a particular
>> cache from a specified memory node. To be used for struct irq_desc.
> 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.
We already have zeroing variants of kmalloc/kmalloc_node/kmem_cache_alloc,
so why kmem_cache_alloc_node is special?
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