afs: Don't set PG_error on local EINTR or ENOMEM when filling a page

Don't set PG_error on a page if we get local EINTR or ENOMEM when filling a
page for writing.

Signed-off-by: David Howells <dhowells@redhat.com>

diff --git a/fs/afs/file.c b/fs/afs/file.c
index b582944..0d5b850 100644 (file)
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -212,7 +212,13 @@ int afs_page_filler(void *data, struct page *page)
                        fscache_uncache_page(vnode->cache, page);
 #endif
                        BUG_ON(PageFsCache(page));
-                       goto error;
+
+                       if (ret == -EINTR ||
+                           ret == -ENOMEM ||
+                           ret == -ERESTARTSYS ||
+                           ret == -EAGAIN)
+                               goto error;
+                       goto io_error;
                }
 
                SetPageUptodate(page);
@@ -231,10 +237,12 @@ int afs_page_filler(void *data, struct page *page)
        _leave(" = 0");
        return 0;
 
+io_error:
+       SetPageError(page);
+       goto error;
 enomem:
        ret = -ENOMEM;
 error:
-       SetPageError(page);
        unlock_page(page);
        _leave(" = %d", ret);
        return ret;