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From: Jeff Layton <jlayton@redhat.com>
To: trond.myklebust@primarydata.com, anna.schumaker@netapp.com
Cc: linux-nfs@vger.kernel.org, bfields@fieldses.org
Subject: [PATCH v3 1/9] nfs: eliminate pointless and confusing do_vfs_lock wrappers
Date: Fri, 16 Sep 2016 16:27:03 -0400	[thread overview]
Message-ID: <1474057631-31209-2-git-send-email-jlayton@redhat.com> (raw)
In-Reply-To: <1474057631-31209-1-git-send-email-jlayton@redhat.com>

Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
 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 ca699ddc11c1..2a747f6c252d 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -708,11 +708,6 @@ 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)
 {
@@ -745,7 +740,7 @@ 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;
 }
 
@@ -770,7 +765,7 @@ 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 a9dec32ba9ba..9d38366666f4 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;
-- 
2.7.4


  reply	other threads:[~2016-09-16 20:27 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-16 20:27 [PATCH v3 0/9] nfs: add CB_NOTIFY_LOCK support to nfs client Jeff Layton
2016-09-16 20:27 ` Jeff Layton [this message]
2016-09-16 20:27 ` [PATCH v3 2/9] nfs: check for POSIX lock capability on server even for flock locks Jeff Layton
2016-09-16 21:14   ` Trond Myklebust
2016-09-16 21:46     ` Jeff Layton
2016-09-16 21:59       ` Trond Myklebust
2016-09-16 20:27 ` [PATCH v3 3/9] nfs: use safe, interruptible sleeps when waiting to retry LOCK Jeff Layton
2016-09-16 20:27 ` [PATCH v3 4/9] nfs: add a new NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK constant Jeff Layton
2016-09-16 20:27 ` [PATCH v3 5/9] nfs: track whether server sets MAY_NOTIFY_LOCK flag Jeff Layton
2016-09-16 20:27 ` [PATCH v3 6/9] nfs: add handling for CB_NOTIFY_LOCK in client Jeff Layton
2016-09-16 20:27 ` [PATCH v3 7/9] nfs: move nfs4_set_lock_state call into caller Jeff Layton
2016-09-16 20:27 ` [PATCH v3 8/9] nfs: move nfs4 lock retry attempt loop to a separate function Jeff Layton
2016-09-16 21:20   ` Trond Myklebust
2016-09-16 21:47     ` Jeff Layton
2016-09-16 20:27 ` [PATCH v3 9/9] nfs: add code to allow client to wait on lock callbacks Jeff Layton

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