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SubjectRe: [PATCH v4 0/5] vfs: Use dlock list for SB's s_inodes list
On Fri, 22 Jul 2016, Waiman Long wrote:

> - Add a new patch to make the percpu head structure cacheline aligned
> to prevent cacheline contention from disrupting the performance
> of nearby percpu variables.

It would be better not to use the percpu allocation etc for this.
Given the frequency of off node data access I would say that the data
structure does not qualify as per cpu data. You have per cpu data items
yes but this is not used as per cpu data.

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