Messages in this thread | | | Date | Fri, 23 Aug 2013 15:53:15 +0900 | From | Joonsoo Kim <> | Subject | Re: [PATCH 05/16] slab: remove cachep in struct slab_rcu |
| |
On Thu, Aug 22, 2013 at 05:53:00PM +0000, Christoph Lameter wrote: > On Thu, 22 Aug 2013, Joonsoo Kim wrote: > > > We can get cachep using page in struct slab_rcu, so remove it. > > Ok but this means that we need to touch struct page. Additional cacheline > in cache footprint.
In following patch, we overload RCU_HEAD to LRU of struct page and also overload struct slab to struct page. So there is no additional cacheline footprint at final stage.
Thanks.
| |