NFS: nfs_writepages() cleanup

Strip out the call to nfs_commit_inode(), and allow that to be done by
nfs_write_inode().

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index d83498282837168fc9d1256f4f72c09f8b33ca40..4ef454763886d2975105e61b1915bc6ba46795df 100644 (file)
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -65,13 +65,18 @@ nfs_fattr_to_ino_t(struct nfs_fattr *fattr)
 
 int nfs_write_inode(struct inode *inode, int sync)
 {
-       int flags = sync ? FLUSH_SYNC : 0;
        int ret;
 
-       ret = nfs_commit_inode(inode, flags);
-       if (ret < 0)
-               return ret;
-       return 0;
+       if (sync) {
+               ret = filemap_fdatawait(inode->i_mapping);
+               if (ret == 0)
+                       ret = nfs_commit_inode(inode, FLUSH_SYNC);
+       } else
+               ret = nfs_commit_inode(inode, 0);
+       if (ret >= 0)
+               return 0;
+       __mark_inode_dirty(inode, I_DIRTY_DATASYNC);
+       return ret;
 }
 
 void nfs_clear_inode(struct inode *inode)

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index fab214a4bcb083792706dbdd52d00bf3f772c33b..f983c51e05ac2d4b57a91140c1f136861d869dfe 100644 (file)
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -79,7 +79,6 @@ static struct nfs_page * nfs_update_request(struct nfs_open_context*,
                                            unsigned int, unsigned int);
 static void nfs_mark_request_dirty(struct nfs_page *req);
 static int nfs_wait_on_write_congestion(struct address_space *, int);
-static int nfs_wait_on_requests(struct inode *, unsigned long, unsigned int);
 static long nfs_flush_mapping(struct address_space *mapping, struct writeback_control *wbc, int how);
 static const struct rpc_call_ops nfs_write_partial_ops;
 static const struct rpc_call_ops nfs_write_full_ops;
@@ -360,14 +359,7 @@ int nfs_writepages(struct address_space *mapping, struct writeback_control *wbc)
        if (err < 0)
                goto out;
        nfs_add_stats(inode, NFSIOS_WRITEPAGES, err);
-       if (!wbc->nonblocking && wbc->sync_mode == WB_SYNC_ALL) {
-               err = nfs_wait_on_requests(inode, 0, 0);
-               if (err < 0)
-                       goto out;
-       }
-       err = nfs_commit_inode(inode, wb_priority(wbc));
-       if (err > 0)
-               err = 0;
+       err = 0;
 out:
        clear_bit(BDI_write_congested, &bdi->state);
        wake_up_all(&nfs_write_congestion);
@@ -516,17 +508,6 @@ static int nfs_wait_on_requests_locked(struct inode *inode, unsigned long idx_st
        return res;
 }
 
-static int nfs_wait_on_requests(struct inode *inode, unsigned long idx_start, unsigned int npages)
-{
-       struct nfs_inode *nfsi = NFS_I(inode);
-       int ret;
-
-       spin_lock(&nfsi->req_lock);
-       ret = nfs_wait_on_requests_locked(inode, idx_start, npages);
-       spin_unlock(&nfsi->req_lock);
-       return ret;
-}
-
 static void nfs_cancel_dirty_list(struct list_head *head)
 {
        struct nfs_page *req;