Re: Disabling in-memory write cache for x86-64 in Linux II

From: Jan Kara
Date: Tue Oct 29 2013 - 17:30:46 EST


On Tue 29-10-13 13:43:46, Andrew Morton wrote:
> On Tue, 29 Oct 2013 21:30:50 +0100 Jan Kara <jack@xxxxxxx> wrote:
>
> > Andrew has queued up a patch series from Maxim Patlasov which removes this
> > caveat but currently we don't have a way admin can switch that from
> > userspace. But I'd like to have that tunable from userspace exactly for the
> > cases as you describe below.
>
> This?
>
> commit 5a53748568f79641eaf40e41081a2f4987f005c2
> Author: Maxim Patlasov <mpatlasov@xxxxxxxxxxxxx>
> AuthorDate: Wed Sep 11 14:22:46 2013 -0700
> Commit: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> CommitDate: Wed Sep 11 15:58:04 2013 -0700
>
> mm/page-writeback.c: add strictlimit feature
>
> That's already in mainline, for 3.12.
Yes, I should have checked the code...

Honza
--
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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