diff options
| -rw-r--r-- | arch/arm/mm/init.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 41156c5370f..72a2b8cee31 100644 --- 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); |