1 files changed, 17 insertions, 5 deletions

diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 902ba2c63d05..53d5b83611ce 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -105,10 +105,16 @@ static void nfs_readpage_release(struct nfs_page *req)
 {
         struct inode *d_inode = req->wb_context->dentry->d_inode;
 
-        if (PageUptodate(req->wb_page))
-                nfs_readpage_to_fscache(d_inode, req->wb_page, 0);
+        dprintk("NFS: read done (%s/%llu %d@%lld)\n", d_inode->i_sb->s_id,
+                (unsigned long long)NFS_FILEID(d_inode), req->wb_bytes,
+                (long long)req_offset(req));
 
-        unlock_page(req->wb_page);
+        if (nfs_page_group_sync_on_bit(req, PG_UNLOCKPAGE)) {
+                if (PageUptodate(req->wb_page))
+                        nfs_readpage_to_fscache(d_inode, req->wb_page, 0);
+
+                unlock_page(req->wb_page);
+        }
 
         dprintk("NFS: read done (%s/%Lu %d@%Ld)\n",
                         req->wb_context->dentry->d_inode->i_sb->s_id,
@@ -118,6 +124,12 @@ static void nfs_readpage_release(struct nfs_page *req)
         nfs_release_request(req);
 }
 
+static void nfs_page_group_set_uptodate(struct nfs_page *req)
+{
+        if (nfs_page_group_sync_on_bit(req, PG_UPTODATE))
+                SetPageUptodate(req->wb_page);
+}
+
 /* Note io was page aligned */
 static void nfs_read_completion(struct nfs_pgio_header *hdr)
 {
@@ -140,9 +152,9 @@ static void nfs_read_completion(struct nfs_pgio_header *hdr)
                 bytes += req->wb_bytes;
                 if (test_bit(NFS_IOHDR_ERROR, &hdr->flags)) {
                         if (bytes <= hdr->good_bytes)
-                                SetPageUptodate(page);
+                                nfs_page_group_set_uptodate(req);
                 } else
-                        SetPageUptodate(page);
+                        nfs_page_group_set_uptodate(req);
                 nfs_list_remove_request(req);
                 nfs_readpage_release(req);
         }