Merge branch 'master' into upstream

1 files changed, 7 insertions, 1 deletions

diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index cc2b874ad5a4..48e892880d5b 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -312,7 +312,13 @@ static void nfs_invalidate_page(struct page *page, unsigned long offset)
 
 static int nfs_release_page(struct page *page, gfp_t gfp)
 {
-        return !nfs_wb_page(page->mapping->host, page);
+        if (gfp & __GFP_FS)
+                return !nfs_wb_page(page->mapping->host, page);
+        else
+                /*
+                 * Avoid deadlock on nfs_wait_on_request().
+                 */
+                return 0;
 }
 
 const struct address_space_operations nfs_file_aops = {