NFS: Don't run wake_up_bit() when nobody is waiting...

[linux] / include / linux / nfs_page.h

diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index abbee2d..d67b67a 100644 (file)
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -33,6 +33,8 @@ enum {
        PG_UPTODATE,            /* page group sync bit in read path */
        PG_WB_END,              /* page group sync bit in write path */
        PG_REMOVE,              /* page group sync bit in write path */
+       PG_CONTENDED1,          /* Is someone waiting for a lock? */
+       PG_CONTENDED2,          /* Is someone waiting for a lock? */
 };
 
 struct nfs_inode;