Messages in this thread | | | Date | Tue, 9 Sep 2008 16:37:21 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [RFC][PATCH] Remove cgroup member from struct page |
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On Mon, 08 Sep 2008 21:18:37 -0700 Balbir Singh <balbir@linux.vnet.ibm.com> wrote:
> KAMEZAWA Hiroyuki wrote: > > On Mon, 8 Sep 2008 20:58:10 +0530 > > Balbir Singh <balbir@linux.vnet.ibm.com> wrote: > >> Sorry for the delay in sending out the new patch, I am traveling and > >> thus a little less responsive. Here is the update patch > >> > >> > > Hmm.. I've considered this approach for a while and my answer is that > > this is not what you really want. > > > > Because you just moves the placement of pointer from memmap to > > radix_tree both in GFP_KERNEL, total kernel memory usage is not changed. > > Agreed, but we do reduce the sizeof(struct page) without adding on to > page_cgroup's size. So why don't we want this? > Because it's depends on CONFIG.
But ok, I'll recall my patches from grave. Maybe it can be a hint for you.
Thanks, -Kame
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