From patchwork Fri Sep 9 18:47:43 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 9324139 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1BA6860869 for ; Fri, 9 Sep 2016 18:47:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1086C29EDA for ; Fri, 9 Sep 2016 18:47:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 04A5B29EEA; Fri, 9 Sep 2016 18:47:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9719D29ED8 for ; Fri, 9 Sep 2016 18:47:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753756AbcIISry (ORCPT ); Fri, 9 Sep 2016 14:47:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60560 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753226AbcIISrx (ORCPT ); Fri, 9 Sep 2016 14:47:53 -0400 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D2ACA61E61; Fri, 9 Sep 2016 18:47:52 +0000 (UTC) Received: from tlielax.poochiereds.net (ovpn-116-60.rdu2.redhat.com [10.10.116.60]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u89IloND016135; Fri, 9 Sep 2016 14:47:52 -0400 From: Jeff Layton To: trond.myklebust@primarydata.com, Anna.Schumaker@netapp.com Cc: linux-nfs@vger.kernel.org Subject: [PATCH v2 02/10] nfs: eliminate pointless and confusing do_vfs_lock wrappers Date: Fri, 9 Sep 2016 14:47:43 -0400 Message-Id: <1473446870-1831-3-git-send-email-jlayton@redhat.com> In-Reply-To: <1473446870-1831-1-git-send-email-jlayton@redhat.com> References: <1473446870-1831-1-git-send-email-jlayton@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Fri, 09 Sep 2016 18:47:52 +0000 (UTC) Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Jeff Layton --- fs/nfs/file.c | 9 ++------- fs/nfs/nfs4proc.c | 15 +++++---------- 2 files changed, 7 insertions(+), 17 deletions(-) diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 7d620970f2e1..a3332a78a0e5 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -705,11 +705,6 @@ out_noconflict: goto out; } -static int do_vfs_lock(struct file *file, struct file_lock *fl) -{ - return locks_lock_file_wait(file, fl); -} - static int do_unlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) { @@ -742,7 +737,7 @@ do_unlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) if (!is_local) status = NFS_PROTO(inode)->lock(filp, cmd, fl); else - status = do_vfs_lock(filp, fl); + status = locks_lock_file_wait(filp, fl); return status; } @@ -767,7 +762,7 @@ do_setlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) if (!is_local) status = NFS_PROTO(inode)->lock(filp, cmd, fl); else - status = do_vfs_lock(filp, fl); + status = locks_lock_file_wait(filp, fl); if (status < 0) goto out; diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index f5aecaabcb7c..85817e4103ea 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -5600,11 +5600,6 @@ static int nfs4_proc_getlk(struct nfs4_state *state, int cmd, struct file_lock * return err; } -static int do_vfs_lock(struct inode *inode, struct file_lock *fl) -{ - return locks_lock_inode_wait(inode, fl); -} - struct nfs4_unlockdata { struct nfs_locku_args arg; struct nfs_locku_res res; @@ -5657,7 +5652,7 @@ static void nfs4_locku_done(struct rpc_task *task, void *data) switch (task->tk_status) { case 0: renew_lease(calldata->server, calldata->timestamp); - do_vfs_lock(calldata->lsp->ls_state->inode, &calldata->fl); + locks_lock_inode_wait(calldata->lsp->ls_state->inode, &calldata->fl); if (nfs4_update_lock_stateid(calldata->lsp, &calldata->res.stateid)) break; @@ -5765,7 +5760,7 @@ static int nfs4_proc_unlck(struct nfs4_state *state, int cmd, struct file_lock * mutex_lock(&sp->so_delegreturn_mutex); /* Exclude nfs4_reclaim_open_stateid() - note nesting! */ down_read(&nfsi->rwsem); - if (do_vfs_lock(inode, request) == -ENOENT) { + if (locks_lock_inode_wait(inode, request) == -ENOENT) { up_read(&nfsi->rwsem); mutex_unlock(&sp->so_delegreturn_mutex); goto out; @@ -5906,7 +5901,7 @@ static void nfs4_lock_done(struct rpc_task *task, void *calldata) data->timestamp); if (data->arg.new_lock) { data->fl.fl_flags &= ~(FL_SLEEP | FL_ACCESS); - if (do_vfs_lock(lsp->ls_state->inode, &data->fl) < 0) { + if (locks_lock_inode_wait(lsp->ls_state->inode, &data->fl) < 0) { rpc_restart_call_prepare(task); break; } @@ -6148,7 +6143,7 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock if (status != 0) goto out; request->fl_flags |= FL_ACCESS; - status = do_vfs_lock(state->inode, request); + status = locks_lock_inode_wait(state->inode, request); if (status < 0) goto out; mutex_lock(&sp->so_delegreturn_mutex); @@ -6157,7 +6152,7 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock /* Yes: cache locks! */ /* ...but avoid races with delegation recall... */ request->fl_flags = fl_flags & ~FL_SLEEP; - status = do_vfs_lock(state->inode, request); + status = locks_lock_inode_wait(state->inode, request); up_read(&nfsi->rwsem); mutex_unlock(&sp->so_delegreturn_mutex); goto out;