Return-Path: Received: from mail-io0-f175.google.com ([209.85.223.175]:44516 "EHLO mail-io0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753651AbeE3SGV (ORCPT ); Wed, 30 May 2018 14:06:21 -0400 Received: by mail-io0-f175.google.com with SMTP id y2-v6so17395761iob.11 for ; Wed, 30 May 2018 11:06:20 -0700 (PDT) Received: from leira.trondhjem.org.localdomain (c-68-49-162-121.hsd1.mi.comcast.net. [68.49.162.121]) by smtp.gmail.com with ESMTPSA id i201-v6sm8589368ite.33.2018.05.30.11.06.18 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 30 May 2018 11:06:19 -0700 (PDT) From: Trond Myklebust To: linux-nfs@vger.kernel.org Subject: [PATCH 04/19] pnfs: Add layout driver flag PNFS_LAYOUTGET_ON_OPEN Date: Wed, 30 May 2018 14:05:38 -0400 Message-Id: <20180530180553.38769-5-trond.myklebust@hammerspace.com> In-Reply-To: <20180530180553.38769-4-trond.myklebust@hammerspace.com> References: <20180530180553.38769-1-trond.myklebust@hammerspace.com> <20180530180553.38769-2-trond.myklebust@hammerspace.com> <20180530180553.38769-3-trond.myklebust@hammerspace.com> <20180530180553.38769-4-trond.myklebust@hammerspace.com> MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: From: Fred Isaman Driver can set flag to allow LAYOUTGET to be sent with OPEN. Signed-off-by: Fred Isaman Signed-off-by: Trond Myklebust --- fs/nfs/flexfilelayout/flexfilelayout.c | 1 + fs/nfs/pnfs.h | 1 + 2 files changed, 2 insertions(+) diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c index c75ad982bcfc..3ae038d9c292 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.c +++ b/fs/nfs/flexfilelayout/flexfilelayout.c @@ -2347,6 +2347,7 @@ static struct pnfs_layoutdriver_type flexfilelayout_type = { .id = LAYOUT_FLEX_FILES, .name = "LAYOUT_FLEX_FILES", .owner = THIS_MODULE, + .flags = PNFS_LAYOUTGET_ON_OPEN, .set_layoutdriver = ff_layout_set_layoutdriver, .alloc_layout_hdr = ff_layout_alloc_layout_hdr, .free_layout_hdr = ff_layout_free_layout_hdr, diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index daf6cbf5c15f..f71a55f11b97 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -110,6 +110,7 @@ enum layoutdriver_policy_flags { PNFS_LAYOUTRET_ON_SETATTR = 1 << 0, PNFS_LAYOUTRET_ON_ERROR = 1 << 1, PNFS_READ_WHOLE_PAGE = 1 << 2, + PNFS_LAYOUTGET_ON_OPEN = 1 << 3, }; struct nfs4_deviceid_node; -- 2.17.0