+ mm-memory-use-folio_throttle_swaprate-in-wp_page_copy.patch added to mm-unstable branch

+ mm-memory-use-folio_throttle_swaprate-in-wp_page_copy.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm: memory: use folio_throttle_swaprate() in wp_page_copy()
has been added to the -mm mm-unstable branch.  Its filename is
     mm-memory-use-folio_throttle_swaprate-in-wp_page_copy.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-memory-use-folio_throttle_swaprate-in-wp_page_copy.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: mm: memory: use folio_throttle_swaprate() in wp_page_copy()
Date: Thu, 2 Mar 2023 19:58:32 +0800

Directly use folio_throttle_swaprate() instead of
cgroup_throttle_swaprate().

Link: https://lkml.kernel.org/r/20230302115835.105364-5-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---


--- a/mm/memory.c~mm-memory-use-folio_throttle_swaprate-in-wp_page_copy
+++ a/mm/memory.c
@@ -3096,7 +3096,7 @@ static vm_fault_t wp_page_copy(struct vm
 
 	if (mem_cgroup_charge(new_folio, mm, GFP_KERNEL))
 		goto oom_free_new;
-	cgroup_throttle_swaprate(&new_folio->page, GFP_KERNEL);
+	folio_throttle_swaprate(new_folio, GFP_KERNEL);
 
 	__folio_mark_uptodate(new_folio);
 
_

Patches currently in -mm which might be from wangkefeng.wang@huawei.com are

mm-huge_memory-convert-__do_huge_pmd_anonymous_page-to-use-a-folio.patch
mm-memory-use-folio_throttle_swaprate-in-do_swap_page.patch
mm-memory-use-folio_throttle_swaprate-in-page_copy_prealloc.patch
mm-memory-use-folio_throttle_swaprate-in-wp_page_copy.patch
mm-memory-use-folio_throttle_swaprate-in-do_anonymous_page.patch
mm-memory-use-folio_throttle_swaprate-in-do_cow_fault.patch
mm-swap-remove-unneeded-cgroup_throttle_swaprate.patch