Re: [PATCH 1/3] mm: slab: output reclaimable flag in /proc/slabinfo

From: Yang Shi
Date: Thu Sep 14 2017 - 13:53:32 EST

On 9/14/17 10:27 AM, Christopher Lameter wrote:
Well /proc/slabinfo is a legacy interface. The infomation if a slab is
reclaimable is available via the slabinfo tool. We would break a format
that is relied upon by numerous tools.

Thanks for pointing this out. It would be unacceptable if it would break the backward compatibility.

A follow-up question is do we know what tools rely on the slabinfo format?

From my point of view, although /proc/slabinfo is legacy, it sounds it is still used very often by the users.