From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.suse.de ([195.135.220.15]:54591 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184AbbIGOCI (ORCPT ); Mon, 7 Sep 2015 10:02:08 -0400 Date: Mon, 7 Sep 2015 16:01:22 +0200 From: David Sterba To: Alexandru Moise <00moses.alexander00@gmail.com> Cc: clm@fb.com, jbacik@fb.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] btrfs: memset cur_trans->delayed_refs to zero Message-ID: <20150907140122.GX11834@suse.cz> Reply-To: dsterba@suse.cz References: <20150907134502.GA19553@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20150907134502.GA19553@gmail.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: So, updated patches should mention that in the subject eg: [PATCH v2] btrfs: memset cur_trans->delayed_refs to zero On Mon, Sep 07, 2015 at 04:45:02PM +0300, Alexandru Moise wrote: > Use memset() to null out the btrfs_delayed_ref_root of > btrfs_transaction instead of setting all the members to 0 by hand. > > Signed-off-by: Alexandru Moise <00moses.alexander00@gmail.com> > --- And in this section (ie. after the first ---) put a brief description of the changes. > fs/btrfs/transaction.c | 12 ++++++------ > 1 file changed, 6 insertions(+), 6 deletions(-) > > diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c > index 8f259b3..0581fb4 100644 > --- a/fs/btrfs/transaction.c > +++ b/fs/btrfs/transaction.c > @@ -224,15 +224,15 @@ loop: > cur_trans->start_time = get_seconds(); > cur_trans->dirty_bg_run = 0; > > + memset(&cur_trans->delayed_refs, 0, sizeof(cur_trans->delayed_refs)); > + > + /* > + * For now RB_ROOT means set to NULL but this could change in > + * the future > + */ I don't think such comment necessary, the code is clear enough without it. > cur_trans->delayed_refs.href_root = RB_ROOT; > cur_trans->delayed_refs.dirty_extent_root = RB_ROOT; .