mm: page_alloc: generalize the dirty balance reserve

[firefly-linux-kernel-4.4.55.git] / include / linux / mmzone.h

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index e23a9e704536278dad66bc5e5d1f9f798036b8be..9134ae3f61ff3755cd19425023aec84db33d30db 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -361,10 +361,10 @@ struct zone {
        struct per_cpu_pageset __percpu *pageset;
 
        /*
-        * This is a per-zone reserve of pages that should not be
-        * considered dirtyable memory.
+        * This is a per-zone reserve of pages that are not available
+        * to userspace allocations.
         */
-       unsigned long           dirty_balance_reserve;
+       unsigned long           totalreserve_pages;
 
 #ifndef CONFIG_SPARSEMEM
        /*