Re: [PATCH] mm/vmalloc: lock contention optimization under multi-threading

[Uladzislau Rezki]

Hello, Rulinhuang!

>
> Hi Rezki, we have submitted patch v2 to avoid the partial 
> initialization issue of vm's members and separated insert_vmap_area() 
> from alloc_vmap_area() so that setup_vmalloc_vm() has no need to 
> require lock protection. We have also verified the improvement of 
> 6.3% at 160 vcpu on intel icelake platform with this patch.
> Thank you for your patience.
>
Please work on the mm-unstable and try to measure it on the latest tip.

--
Uladzislau Rezki