mm/memory_hotplug: Update comment for hotplug memory callback priorities

Add clarification to comment for memory hotplug callback ordering as the
current comment does not provide clear language on which callback happens
first.

Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Link: https://patch.msgid.link/20250829222907.1290912-2-dave.jiang@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>

diff --git a/include/linux/memory.h b/include/linux/memory.h
index 40eb70ccb09d5ebd0033b68e923cce75cd708dd8..1305102688d0bb7516cf065dc3f18bb3e5460d8b 100644 (file)
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -115,8 +115,8 @@ struct notifier_block;
 struct mem_section;
 
 /*
- * Priorities for the hotplug memory callback routines (stored in decreasing
- * order in the callback chain)
+ * Priorities for the hotplug memory callback routines. Invoked from
+ * high to low. Higher priorities correspond to higher numbers.
  */
 #define DEFAULT_CALLBACK_PRI   0
 #define SLAB_CALLBACK_PRI      1