* + mm-memory_hotplug-reset-nodes-state-when-empty-during-offline-fix.patch added to -mm tree
@ 2022-04-14 2:35 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2022-04-14 2:35 UTC (permalink / raw)
To: mm-commits, richard.weiyang, osalvador, mhocko, linmiaohe, david,
yuehaibing, akpm
The patch titled
Subject: mm/memory_hotplug: fix build warning without CONFIG_MEMORY_HOTREMOVE
has been added to the -mm tree. Its filename is
mm-memory_hotplug-reset-nodes-state-when-empty-during-offline-fix.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-memory_hotplug-reset-nodes-state-when-empty-during-offline-fix.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-memory_hotplug-reset-nodes-state-when-empty-during-offline-fix.patch
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------------------------------------------------------
From: YueHaibing <yuehaibing@huawei.com>
Subject: mm/memory_hotplug: fix build warning without CONFIG_MEMORY_HOTREMOVE
mm/memory_hotplug.c:1148:13: warning: `reset_node_present_pages' defined but not used [-Wunused-function]
1148 | static void reset_node_present_pages(pg_data_t *pgdat)
| ^~~~~~~~~~~~~~~~~~~~~~~~
reset_node_present_pages() now only used in node_reset_state(),move it
inside the ifdef block to fix this warning.
Link: https://lkml.kernel.org/r/20220408022402.29668-1-yuehaibing@huawei.com
Fixes: 0d540af7befe ("mm/memory_hotplug: reset node's state when empty during offline")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: David Hildenbrand <david@redhat.com>
Cc: Miaohe Lin <linmiaohe@huawei.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
--- a/mm/memory_hotplug.c~mm-memory_hotplug-reset-nodes-state-when-empty-during-offline-fix
+++ a/mm/memory_hotplug.c
@@ -1145,16 +1145,6 @@ failed_addition:
return ret;
}
-static void reset_node_present_pages(pg_data_t *pgdat)
-{
- struct zone *z;
-
- for (z = pgdat->node_zones; z < pgdat->node_zones + MAX_NR_ZONES; z++)
- z->present_pages = 0;
-
- pgdat->node_present_pages = 0;
-}
-
/* we are OK calling __meminit stuff here - we have CONFIG_MEMORY_HOTPLUG */
static pg_data_t __ref *hotadd_init_pgdat(int nid)
{
@@ -1755,6 +1745,16 @@ static void node_states_clear_node(int n
node_clear_state(node, N_MEMORY);
}
+static void reset_node_present_pages(pg_data_t *pgdat)
+{
+ struct zone *z;
+
+ for (z = pgdat->node_zones; z < pgdat->node_zones + MAX_NR_ZONES; z++)
+ z->present_pages = 0;
+
+ pgdat->node_present_pages = 0;
+}
+
static void node_reset_state(int node)
{
pg_data_t *pgdat = NODE_DATA(node);
_
Patches currently in -mm which might be from yuehaibing@huawei.com are
mm-memory_hotplug-reset-nodes-state-when-empty-during-offline-fix.patch
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