From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx3-rdu2.redhat.com ([66.187.233.73]:51504 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726743AbeHUR4I (ORCPT ); Tue, 21 Aug 2018 13:56:08 -0400 From: David Howells In-Reply-To: <20180821142432.GD24025@twin.jikos.cz> References: <20180821142432.GD24025@twin.jikos.cz> <4b5b0a92-8a51-e516-b14a-74557b002d71@gmx.com> <20180816130515.GR24025@twin.jikos.cz> <31114.1534417285@warthog.procyon.org.uk> <32208.1534767847@warthog.procyon.org.uk> <341.1534859015@warthog.procyon.org.uk> To: dsterba@suse.cz Cc: dhowells@redhat.com, Qu Wenruo , clm@fb.com, linux-btrfs@vger.kernel.org, wqu@suse.de Subject: Re: Are the btrfs mount options inconsistent? MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Date: Tue, 21 Aug 2018 15:35:42 +0100 Message-ID: <4246.1534862142@warthog.procyon.org.uk> Sender: linux-btrfs-owner@vger.kernel.org List-ID: David Sterba wrote: > - nothing: auto-detect non-rotating devices, enable SSD mount option in turn And it's right that this should only turn on SSD if *all* the devices are non-rotating? David