Re: [patch] block: allocate request memory local to request queue
From: Tejun Heo
Date: Sat Mar 07 2015 - 22:01:53 EST
On Sat, Mar 07, 2015 at 06:53:46PM -0800, David Rientjes wrote:
> blk_init_rl() allocates a mempool using mempool_create_node() with node
> local memory. This only allocates the mempool and element list locally
> to the requeue queue node.
>
> What we really want to do is allocate the request itself local to the
> queue. To do this, we need our own alloc and free functions that will
> allocate from request_cachep and pass the request queue node in to prefer
> node local memory.
>
> Cc: Tejun Heo <tj@xxxxxxxxxx>
> Signed-off-by: David Rientjes <rientjes@xxxxxxxxxx>
Acked-by: Tejun Heo <tj@xxxxxxxxxx>
Thanks.
--
tejun
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