Re: [PATCH v2 0/3] reduce quiesce time for lots of name spaces

Chao Leng
2020-08-11T03:13:23Z

On 2020/8/10 11:15, Ming Lei wrote:
>> About using per_cpu to replace SRCU, I suggest separate discussion.
>> Can you show the patch? This will make it easier to discuss.
> https://lore.kernel.org/linux-block/20200728134938.1505467-1-ming.lei@redhat.com/
Directly replace SRCU with percpu_ref, is not safe.
This may make quiesce queue wait extra time, in extreme scenario,
maybe wait for ever.