Re: [patch] Revert "page-writeback.c: subtract min_free_kbytes fromdirtyable memory"

From: Minchan Kim
Date: Thu Jul 25 2013 - 19:30:24 EST

On Thu, Jul 25, 2013 at 06:58:54PM -0400, Johannes Weiner wrote:
> This reverts commit 75f7ad8e043d9383337d917584297f7737154bbf. It was
> the result of a problem observed with a 3.2 kernel and merged in 3.9,
> while the issue had been resolved upstream in 3.3 (ab8fabd mm: exclude
> reserved pages from dirtyable memory).
> The "reserved pages" are a superset of min_free_kbytes, thus this
> change is redundant and confusing. Revert it.
> Signed-off-by: Johannes Weiner <hannes@xxxxxxxxxxx>

Absolutely true and I pointed it out at that time but ignored and merged. :(
Even, not Cced so I couldn't notice it until you send out this patch.

Acked-by: Minchan Kim <minchan@xxxxxxxxxx>

Kind regards,
Minchan Kim
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