page_alloc-add-movable_memmap-kernel-parameter-fix

improve comment

Cc: Tang Chen <tangchen@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1c1065dbd0a270ff23cd92259a87ea1a481b5f9f..d0483011b3a3f20ab1a117acac2c76600075a889 100644 (file)
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1364,7 +1364,7 @@ extern void sparse_memory_present_with_active_regions(int nid);
 #define MOVABLECORE_MAP_MAX MAX_NUMNODES
 struct movablecore_entry {
        unsigned long start_pfn;    /* start pfn of memory segment */
-       unsigned long end_pfn;      /* end pfn of memory segment */
+       unsigned long end_pfn;      /* end pfn of memory segment (exclusive) */
 };
 
 struct movablecore_map {