On Mon, 2022-04-25 at 14:07 -0700, Andrew Morton wrote: > On Mon, 25 Apr 2022 19:12:29 +0800 Miaohe Lin <linmiaohe@xxxxxxxxxx> wrote: > > > We should activate swap-backed executable folios (e.g. tmpfs) after first > > usage so that executable code gets yet better chance to stay in memory. > > Does this not erase the intended effect of Joonsoo's b518154e59a > ("mm/vmscan: protect the workingset on anonymous LRU")? I don't think so. This is only for executable folios (vm_flags & VM_EXEC). The behavior for all other anonymous pages are not affected. Best Regards, Huang, Ying