From: tytso@mit.edu Subject: Re: [PATCH 1/2 V3] ext4: make trim/discard optional (and off by default) Date: Thu, 19 Nov 2009 14:30:49 -0500 Message-ID: <20091119193049.GC2099@thunk.org> References: <4B01D5B5.7090302@redhat.com> <4B02D537.8000103@redhat.com> <4B02D7BD.8070900@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: ext4 development To: Eric Sandeen Return-path: Received: from thunk.org ([69.25.196.29]:37208 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755011AbZKSUcy (ORCPT ); Thu, 19 Nov 2009 15:32:54 -0500 Content-Disposition: inline In-Reply-To: <4B02D7BD.8070900@redhat.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Tue, Nov 17, 2009 at 11:05:01AM -0600, Eric Sandeen wrote: > It is anticipated that when sb_issue_discard starts doing > real work on trim-capable devices, we may see issues. Make > this mount-time optional, and default it to off until we know > that things are working out OK. > > V2: rename "trim" to "discard" to match btrfs & gfs2 > V3: fix mailer flowed text mangling, sorry. > > Signed-off-by: Eric Sandeen Queued, thanks. - Ted