VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: Vlastimil Babka <vbabka@suse.cz> 2021-05-20 14:18:12 +0200 committer: Vlastimil Babka <vbabka@suse.cz> 2021-09-04 01:12:22 +0200 commit: c2f973ba42ed1fe7b2ca71e93767afeacc88caa0 parent: 8de06a6f48f2062444a8872eb7f5abbfe65b5ecd
Commit Summary:
mm, slub: detach whole partial list at once in unfreeze_partials()
Diffstat:
1 file changed, 6 insertions, 3 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 0a1e048d0db7..b31e00eb9561 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2358,16 +2358,20 @@ static void unfreeze_partials(struct kmem_cache *s,
 {
 #ifdef CONFIG_SLUB_CPU_PARTIAL
 	struct kmem_cache_node *n = NULL, *n2 = NULL;
-	struct page *page, *discard_page = NULL;
+	struct page *page, *partial_page, *discard_page = NULL;
 	unsigned long flags;
 
 	local_irq_save(flags);
 
-	while ((page = slub_percpu_partial(c))) {
+	partial_page = slub_percpu_partial(c);
+	c->partial = NULL;
+
+	while (partial_page) {
 		struct page new;
 		struct page old;
 
-		slub_set_percpu_partial(c, page);
+		page = partial_page;
+		partial_page = page->next;
 
 		n2 = get_node(s, page_to_nid(page));
 		if (n != n2) {