From patchwork Tue Jan 4 03:06:58 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bruce Fields X-Patchwork-Id: 449321 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p0437QLZ022797 for ; Tue, 4 Jan 2011 03:07:26 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751284Ab1ADDHV (ORCPT ); Mon, 3 Jan 2011 22:07:21 -0500 Received: from fieldses.org ([174.143.236.118]:52658 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751155Ab1ADDHD (ORCPT ); Mon, 3 Jan 2011 22:07:03 -0500 Received: from bfields by fieldses.org with local (Exim 4.72) (envelope-from ) id 1PZxEk-0000pI-VB; Mon, 03 Jan 2011 22:07:02 -0500 From: "J. Bruce Fields" To: linux-nfs@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, "J. Bruce Fields" Subject: [PATCH 3/4] locks: eliminate fl_mylease callback Date: Mon, 3 Jan 2011 22:06:58 -0500 Message-Id: <1294110419-3105-4-git-send-email-bfields@redhat.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1294110419-3105-1-git-send-email-bfields@redhat.com> References: <1294110419-3105-1-git-send-email-bfields@redhat.com> Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Tue, 04 Jan 2011 03:07:26 +0000 (UTC) diff --git a/fs/locks.c b/fs/locks.c index 8729347..5cb6506 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -444,15 +444,9 @@ static void lease_release_private_callback(struct file_lock *fl) fl->fl_file->f_owner.signum = 0; } -static int lease_mylease_callback(struct file_lock *fl, struct file_lock *try) -{ - return fl->fl_file == try->fl_file; -} - static const struct lock_manager_operations lease_manager_ops = { .fl_break = lease_break_callback, .fl_release_private = lease_release_private_callback, - .fl_mylease = lease_mylease_callback, .fl_change = lease_modify, }; @@ -1405,7 +1399,7 @@ int generic_setlease(struct file *filp, long arg, struct file_lock **flp) for (before = &inode->i_flock; ((fl = *before) != NULL) && IS_LEASE(fl); before = &fl->fl_next) { - if (lease->fl_lmops->fl_mylease(fl, lease)) + if (fl->fl_file == lease->fl_file) my_before = before; else if (fl->fl_type == (F_INPROGRESS | F_UNLCK)) /* diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index cbe1b81..87d4c48 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -2295,24 +2295,6 @@ void nfsd_break_deleg_cb(struct file_lock *fl) nfsd4_cb_recall(dp); } -/* - * Called from setlease() with lock_flocks() held - */ -static -int nfsd_same_client_deleg_cb(struct file_lock *onlist, struct file_lock *try) -{ - struct nfs4_delegation *onlistd = - (struct nfs4_delegation *)onlist->fl_owner; - struct nfs4_delegation *tryd = - (struct nfs4_delegation *)try->fl_owner; - - if (onlist->fl_lmops != try->fl_lmops) - return 0; - - return onlistd->dl_client == tryd->dl_client; -} - - static int nfsd_change_deleg_cb(struct file_lock **onlist, int arg) { @@ -2324,7 +2306,6 @@ int nfsd_change_deleg_cb(struct file_lock **onlist, int arg) static const struct lock_manager_operations nfsd_lease_mng_ops = { .fl_break = nfsd_break_deleg_cb, - .fl_mylease = nfsd_same_client_deleg_cb, .fl_change = nfsd_change_deleg_cb, }; @@ -2630,7 +2611,7 @@ nfs4_open_delegation(struct svc_fh *fh, struct nfsd4_open *open, struct nfs4_sta dp->dl_flock = fl; /* vfs_setlease checks to see if delegation should be handed out. - * the lock_manager callbacks fl_mylease and fl_change are used + * the lock_manager callback fl_change is used */ if ((status = vfs_setlease(fl->fl_file, fl->fl_type, &fl))) { dprintk("NFSD: setlease failed [%d], no delegation\n", status); diff --git a/include/linux/fs.h b/include/linux/fs.h index 090f0ea..73ce69f 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1059,7 +1059,6 @@ struct lock_manager_operations { int (*fl_grant)(struct file_lock *, struct file_lock *, int); void (*fl_release_private)(struct file_lock *); void (*fl_break)(struct file_lock *); - int (*fl_mylease)(struct file_lock *, struct file_lock *); int (*fl_change)(struct file_lock **, int); };