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From: "Matias Bjørling" <m@bjorling.me>
To: "Wenwei Tao" <ww.tao0320@gmail.com>, "Matias Bjørling" <mb@lightnvm.io>
Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org
Subject: Re: [PATCH] lightnvm: change rrpc slab creation/destruction time
Date: Tue, 8 Dec 2015 14:26:18 +0100	[thread overview]
Message-ID: <5666DA7A.3020100@bjorling.me> (raw)
In-Reply-To: <CACygaLACTORD53caxZXU8xZQxki-374BFPxCaMg=qFX1bH8RaA@mail.gmail.com>

On 12/08/2015 12:36 PM, Wenwei Tao wrote:
> Hi Matias
> In my understanding  kmem_cache_create only allocate and setup some
> basic structures, the actual slab memory is allocated  from buddy
> system when we use these slabs.
> Do you think the memory consumed by these structures is a issue
> compared to the lock contention and slab status check in
> rrpc_core_init，or you have any other concerns ?

The rrpc_core_init is only run at registration time and isn't in a 
critical path. So I rather not initialize something until we really it.

ps. it is custom not to top post :)


      reply	other threads:[~2015-12-08 13:26 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-07 12:16 [PATCH] lightnvm: change rrpc slab creation/destruction time Wenwei Tao
     [not found] ` <CAOA7RkMEv6L7EGjcdQmTu-4vRNDDCXdnE9U_Hk4oLVch1yYf=g@mail.gmail.com>
2015-12-08 11:36   ` Wenwei Tao
2015-12-08 13:26     ` Matias Bjørling [this message]

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