[PATCH v3 1/4] mm/memory_hotplug: Update comment for hotplug memory callback priorities

From: Dave Jiang
Date: Fri Aug 29 2025 - 18:29:53 EST


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@xxxxxxxxxx>
Reviewed-by: Jonathan Cameron <jonathan.cameron@xxxxxxxxxx>
Signed-off-by: Dave Jiang <dave.jiang@xxxxxxxxx>
---
v3:
- Update grammar (DavidH)
---
include/linux/memory.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/memory.h b/include/linux/memory.h
index 40eb70ccb09d..1305102688d0 100644
--- 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
--
2.50.1