Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754311AbbDTF2s (ORCPT ); Mon, 20 Apr 2015 01:28:48 -0400 Received: from cantor2.suse.de ([195.135.220.15]:52132 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754266AbbDTF2q (ORCPT ); Mon, 20 Apr 2015 01:28:46 -0400 From: NeilBrown To: David Howells , Chris Mason , Al Viro , Josef Bacik , David Sterba Date: Mon, 20 Apr 2015 15:27:52 +1000 Subject: [PATCH 3/3] btrfs: set FS_SUPPORTS_SEEK_HOLE flag. Cc: linux-cachefs@vger.kernel.org, Dave Chinner , linux-kernel@vger.kernel.org, Christoph Hellwig , linux-fsdevel@vger.kernel.org, linux-btrfs@vger.kernel.org Message-ID: <20150420052752.26554.13596.stgit@notabene.brown> In-Reply-To: <20150420052558.26554.97143.stgit@notabene.brown> References: <20150420052558.26554.97143.stgit@notabene.brown> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 879 Lines: 28 This allows fscache to cachefiles in a btrfs filesystem. Signed-off-by: NeilBrown --- fs/btrfs/super.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 05fef198ff94..d3c5d2b40f8e 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -1904,7 +1904,8 @@ static struct file_system_type btrfs_fs_type = { .name = "btrfs", .mount = btrfs_mount, .kill_sb = btrfs_kill_super, - .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA, + .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA | + FS_SUPPORTS_SEEK_HOLE, }; MODULE_ALIAS_FS("btrfs"); -- 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/