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SubjectRe: Disabling in-memory write cache for x86-64 in Linux II
On Tue, 29 Oct 2013 21:30:50 +0100 Jan Kara <jack@suse.cz> 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@parallels.com>
AuthorDate: Wed Sep 11 14:22:46 2013 -0700
Commit: Linus Torvalds <torvalds@linux-foundation.org>
CommitDate: Wed Sep 11 15:58:04 2013 -0700

mm/page-writeback.c: add strictlimit feature

That's already in mainline, for 3.12.


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