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SubjectRe: [PATCH 5/8] mm: memcontrol: account socket memory on unified hierarchy
On Fri 06-11-15 12:05:55, Vladimir Davydov wrote:
[...]
> If there are no objections, I'll prepare a patch switching to the
> white-list approach. Let's start from obvious things like fs_struct,
> mm_struct, task_struct, signal_struct, dentry, inode, which can be
> easily allocated from user space.

pipe buffers, kernel stacks and who knows what more.

> This should cover 90% of all
> allocations that should be accounted AFAICS. The rest will be added
> later if necessarily.

The more I think about that the more I am convinced that is the only
sane way forward. The only concerns I would have is how do we deal with
the old interface in cgroup1? We do not want to break existing
deployments which might depend on the current behavior. I doubt they are
but...
--
Michal Hocko
SUSE Labs


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