Return-Path: linux-nfs-owner@vger.kernel.org Received: from mail-yk0-f177.google.com ([209.85.160.177]:38369 "EHLO mail-yk0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752310AbbALTx5 (ORCPT ); Mon, 12 Jan 2015 14:53:57 -0500 Received: by mail-yk0-f177.google.com with SMTP id 9so10125923ykp.8 for ; Mon, 12 Jan 2015 11:53:56 -0800 (PST) From: Tom Haynes To: Trond Myklebust Cc: Linux NFS Mailing list Subject: [PATCH] pnfs: Update documentation on the Layout Drivers Date: Mon, 12 Jan 2015 11:53:45 -0800 Message-Id: <1421092425-112040-1-git-send-email-loghyr@primarydata.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Signed-off-by: Tom Haynes --- Documentation/filesystems/nfs/pnfs.txt | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/Documentation/filesystems/nfs/pnfs.txt b/Documentation/filesystems/nfs/pnfs.txt index adc81a3..44a9f24 100644 --- a/Documentation/filesystems/nfs/pnfs.txt +++ b/Documentation/filesystems/nfs/pnfs.txt @@ -57,15 +57,16 @@ bit is set, preventing any new lsegs from being added. layout drivers -------------- -PNFS utilizes what is called layout drivers. The STD defines 3 basic -layout types: "files" "objects" and "blocks". For each of these types -there is a layout-driver with a common function-vectors table which -are called by the nfs-client pnfs-core to implement the different layout -types. +PNFS utilizes what is called layout drivers. The STD defines 4 basic +layout types: "files", "objects", "blocks", and "flexfiles". For each +of these types there is a layout-driver with a common function-vectors +table which are called by the nfs-client pnfs-core to implement the +different layout types. -Files-layout-driver code is in: fs/nfs/nfs4filelayout.c && nfs4filelayoutdev.c +Files-layout-driver code is in: fs/nfs/filelayout/.. directory Objects-layout-deriver code is in: fs/nfs/objlayout/.. directory Blocks-layout-deriver code is in: fs/nfs/blocklayout/.. directory +Flexfiles-layout-driver code is in: fs/nfs/flexfilelayout/.. directory objects-layout setup -------------------- -- 1.9.3