Merge tag 'nfs-for-4.14-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull more NFS client updates from Trond Myklebust:
 "Hightlights include:

  Bugfixes:
   - Various changes relating to reporting IO errors.
   - pnfs: Use the standard I/O stateid when calling LAYOUTGET

  Features:
   - Add static NFS I/O tracepoints for debugging"

* tag 'nfs-for-4.14-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  NFS: various changes relating to reporting IO errors.
  NFS: Add static NFS I/O tracepoints
  pNFS: Use the standard I/O stateid when calling LAYOUTGET

1 files changed, 7 insertions, 7 deletions

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index f68083db63c8..babebbccae2a 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -145,13 +145,6 @@ static void nfs_io_completion_put(struct nfs_io_completion *ioc)
 		kref_put(&ioc->refcount, nfs_io_completion_release);
 }
 
-static void nfs_context_set_write_error(struct nfs_open_context *ctx, int error)
-{
-	ctx->error = error;
-	smp_wmb();
-	set_bit(NFS_CONTEXT_ERROR_WRITE, &ctx->flags);
-}
-
 static struct nfs_page *
 nfs_page_private_request(struct page *page)
 {
@@ -1383,6 +1376,8 @@ static void nfs_initiate_write(struct nfs_pgio_header *hdr,
 
 	task_setup_data->priority = priority;
 	rpc_ops->write_setup(hdr, msg);
+	trace_nfs_initiate_write(hdr->inode, hdr->io_start, hdr->good_bytes,
+				 hdr->args.stable);
 
 	nfs4_state_protect_write(NFS_SERVER(hdr->inode)->nfs_client,
 				 &task_setup_data->rpc_client, msg, hdr);
@@ -1540,7 +1535,10 @@ static int nfs_writeback_done(struct rpc_task *task,
 	status = NFS_PROTO(inode)->write_done(task, hdr);
 	if (status != 0)
 		return status;
+
 	nfs_add_stats(inode, NFSIOS_SERVERWRITTENBYTES, hdr->res.count);
+	trace_nfs_writeback_done(inode, task->tk_status,
+				 hdr->args.offset, hdr->res.verf);
 
 	if (hdr->res.verf->committed < hdr->args.stable &&
 	    task->tk_status >= 0) {
@@ -1669,6 +1667,7 @@ int nfs_initiate_commit(struct rpc_clnt *clnt, struct nfs_commit_data *data,
 	};
 	/* Set up the initial task struct.  */
 	nfs_ops->commit_setup(data, &msg);
+	trace_nfs_initiate_commit(data);
 
 	dprintk("NFS: initiated commit call\n");
 
@@ -1793,6 +1792,7 @@ static void nfs_commit_done(struct rpc_task *task, void *calldata)
 
 	/* Call the NFS version-specific code */
 	NFS_PROTO(data->inode)->commit_done(task, data);
+	trace_nfs_commit_done(data);
 }
 
 static void nfs_commit_release_pages(struct nfs_commit_data *data)