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SubjectRe: [PATCH 0/4] per anon_vma lock and turn anon_vma rwsem lock to rwlock_t
(11/1/13 3:54 AM), Yuanhan Liu wrote:
> Patch 1 turns locking the anon_vma's root to locking itself to let it be
> a per anon_vma lock, which would reduce contentions.
> In the same time, lock range becomes quite small then, which is bascially
> a call of anon_vma_interval_tree_insert(). Patch 2 turn rwsem to rwlock_t.
> It's a patch made from Ingo, I just made some change to let it apply based on
> patch 1.
> Patch 3 is from Peter. It was a diff, I edited it to be a patch ;)
> Here is the detailed changed stats with this patch applied. The test base is v3.12-rc7,
> and 1c00bef768d4341afa7d is patch 1, e3e37183ee805f33e88f is patch 2.
> NOTE: both commits are compared to base v3.12-rc7.

I'd suggest you CCing linux-mm when posting mm patches.

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