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SubjectRe: [PATCH v4 4/8] mm/swapcache: support to handle the exceptional entries in swapcache
On Mon, Mar 23, 2020 at 02:52:08PM +0900, wrote:
> From: Joonsoo Kim <>
> Swapcache doesn't handle the exceptional entries since there is no case
> using it. In the following patch, workingset detection for anonymous
> page will be implemented and it stores the shadow entries as exceptional
> entries into the swapcache. So, we need to handle the exceptional entries
> and this patch implements it.
> Signed-off-by: Joonsoo Kim <>

Acked-by: Johannes Weiner <>

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