Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751740AbbFZHrz (ORCPT ); Fri, 26 Jun 2015 03:47:55 -0400 Received: from mail-oi0-f43.google.com ([209.85.218.43]:35203 "EHLO mail-oi0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751857AbbFZHrr (ORCPT ); Fri, 26 Jun 2015 03:47:47 -0400 MIME-Version: 1.0 Date: Fri, 26 Jun 2015 09:47:46 +0200 X-Google-Sender-Auth: g57GRxtfErayEV0S_4cVu4vXlmU Message-ID: Subject: DM_CACHE_SMQ is experimental and enabled by default? (was: Re: dm cache: add stochastic-multi-queue (smq) policy) From: Geert Uytterhoeven To: Joe Thornber , Mike Snitzer Cc: linux-raid@vger.kernel.org, Linux Kernel Mailing List Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1689 Lines: 44 On Fri, Jun 26, 2015 at 2:13 AM, Linux Kernel Mailing List wrote: > Gitweb: http://git.kernel.org/linus/;a=commit;h=66a636356647a9be8885c2ce2948de126577698a > Commit: 66a636356647a9be8885c2ce2948de126577698a > Parent: 40775257b97e27305cf5c2425be7acaa6edee4ea > Refname: refs/heads/master > Author: Joe Thornber > AuthorDate: Fri May 15 15:33:34 2015 +0100 > Committer: Mike Snitzer > CommitDate: Thu Jun 11 17:12:59 2015 -0400 > > dm cache: add stochastic-multi-queue (smq) policy > diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig > index edcf4ab..b597273 100644 > --- a/drivers/md/Kconfig > +++ b/drivers/md/Kconfig > @@ -304,6 +304,18 @@ config DM_CACHE_MQ > This is meant to be a general purpose policy. It prioritises > reads over writes. > > +config DM_CACHE_SMQ > + tristate "Stochastic MQ Cache Policy (EXPERIMENTAL)" > + depends on DM_CACHE > + default y A feature cannot be "EXPERIMENTAL", and be enabled by default. Please drop (at least) one of them. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/