[PATCH] ARM SMP: convert alignment enable

[linux-2.6] / arch / arm / mm / init.c

diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 41156c5370f74aaaab71d3e729a7f2af7004d515..72a2b8cee319c9c2c09e71d76fc397165d6f7cec 100644 (file)
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -223,6 +223,9 @@ find_memend_and_nodes(struct meminfo *mi, struct node_info *np)
         * This doesn't seem to be used by the Linux memory
         * manager any more.  If we can get rid of it, we
         * also get rid of some of the stuff above as well.
+        *
+        * Note: max_low_pfn and max_pfn reflect the number
+        * of _pages_ in the system, not the maximum PFN.
         */
        max_low_pfn = memend_pfn - O_PFN_DOWN(PHYS_OFFSET);
        max_pfn = memend_pfn - O_PFN_DOWN(PHYS_OFFSET);