From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.suse.de ([195.135.220.15]:33116 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933810AbeALO1t (ORCPT ); Fri, 12 Jan 2018 09:27:49 -0500 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 6D769ADEC for ; Fri, 12 Jan 2018 14:27:48 +0000 (UTC) From: David Sterba To: linux-btrfs@vger.kernel.org Cc: David Sterba Subject: [PATCH] btrfs: remove stale reada_lock from device Date: Fri, 12 Jan 2018 15:25:39 +0100 Message-Id: <20180112142539.9891-1-dsterba@suse.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: We the global readahead lock in fs_info, the per-device has been unused since the initial commit 90519d66abbccc ("btrfs: state information for readahead"). Reported-by: Matthew Wilcox Signed-off-by: David Sterba --- fs/btrfs/volumes.h | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 15216fed918b..28c28eeadff3 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -137,7 +137,6 @@ struct btrfs_device { struct rcu_head rcu; /* readahead state */ - spinlock_t reada_lock; atomic_t reada_in_flight; u64 reada_next; struct reada_zone *reada_curr_zone; -- 2.15.1