mm/page_ext: remove unused variable in offline_page_ext

Remove unused variable 'nid' in offline_page_ext().  This is not used
since the page_ext code inception.

Link: https://lkml.kernel.org/r/1659330397-11817-1-git-send-email-quic_charante@quicinc.com
Signed-off-by: Charan Teja Kalla <quic_charante@quicinc.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: Roman Gushchin <roman.gushchin@linux.dev>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Pavan Kondeti <quic_pkondeti@quicinc.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/page_ext.c b/mm/page_ext.c
index 3dc715d..e22a928 100644 (file)
--- a/mm/page_ext.c
+++ b/mm/page_ext.c
@@ -336,7 +336,7 @@ static int __meminit online_page_ext(unsigned long start_pfn,
 }
 
 static int __meminit offline_page_ext(unsigned long start_pfn,
-                               unsigned long nr_pages, int nid)
+                               unsigned long nr_pages)
 {
        unsigned long start, end, pfn;
 
@@ -362,11 +362,11 @@ static int __meminit page_ext_callback(struct notifier_block *self,
                break;
        case MEM_OFFLINE:
                offline_page_ext(mn->start_pfn,
-                               mn->nr_pages, mn->status_change_nid);
+                               mn->nr_pages);
                break;
        case MEM_CANCEL_ONLINE:
                offline_page_ext(mn->start_pfn,
-                               mn->nr_pages, mn->status_change_nid);
+                               mn->nr_pages);
                break;
        case MEM_GOING_OFFLINE:
                break;