From: Hongfu Li <lihongfu@kylinos.cn>
Date: Tue, 18 Jun 2024 01:45:17 +0000 (+0800)
Subject: khugepaged: simplify the allocation of slab caches
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=9b94b5a2f9a95d693cfa8db6e34dcb3f1cd91204;p=users%2Fwilly%2Flinux.git

khugepaged: simplify the allocation of slab caches

Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.

Link: https://lkml.kernel.org/r/20240618014517.25954-1-lihongfu@kylinos.cn
Signed-off-by: Hongfu Li <lihongfu@kylinos.cn>
Acked-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 774a97e6e2da..f8d08b49420c 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -385,10 +385,7 @@ int hugepage_madvise(struct vm_area_struct *vma,
 
 int __init khugepaged_init(void)
 {
-	mm_slot_cache = kmem_cache_create("khugepaged_mm_slot",
-					  sizeof(struct khugepaged_mm_slot),
-					  __alignof__(struct khugepaged_mm_slot),
-					  0, NULL);
+	mm_slot_cache = KMEM_CACHE(khugepaged_mm_slot, 0);
 	if (!mm_slot_cache)
 		return -ENOMEM;