Re: [PATCH 0/2] page_cgroup cleanups

Glauber Costa
2013-04-05T11:32:27Z

On 04/05/2013 02:01 PM, Glauber Costa wrote:
> Hi,
>
> Last time I sent the mem cgroup bypass patches, Kame and Michal pointed out
> that some of it was a bit of cleanup, specifically at the page_cgroup side.
> I've decided to separate those patches and send them separately. After these
> patches are applied, page_cgroup will be initialized together with the root
> cgroup, instead of init/main.c
>
> When we move cgroup initialization to the first non-root cgroup created, all
> we'll have to do from the page_cgroup side would be to move the initialization
> that now happens at root, to the first child.
>
> Glauber Costa (2):
> memcg: consistently use vmalloc for page_cgroup allocations
> memcg: defer page_cgroup initialization
>
> include/linux/page_cgroup.h | 21 +------------------
> init/main.c | 2 --
> mm/memcontrol.c | 2 ++
> mm/page_cgroup.c | 51 +++++++++++++++------------------------------
> 4 files changed, 20 insertions(+), 56 deletions(-)
>
FYI: There are kbuild warnings with this. I wanted to send it earlier to
see what people think. If there is no changes requested, please let me
know I will send a new version with just the kbuild fixes folded.