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* [merged mm-stable] mm-kmsan-use-helper-function-page_size.patch removed from -mm tree
@ 2023-08-21 20:39 Andrew Morton
  0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2023-08-21 20:39 UTC (permalink / raw)
  To: mm-commits, wangkefeng.wang, sunnanyong, glider, elver, dvyukov,
	zhangpeng362, akpm


The quilt patch titled
     Subject: mm: kmsan: use helper function page_size()
has been removed from the -mm tree.  Its filename was
     mm-kmsan-use-helper-function-page_size.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: ZhangPeng <zhangpeng362@huawei.com>
Subject: mm: kmsan: use helper function page_size()
Date: Thu, 27 Jul 2023 09:16:10 +0800

Patch series "minor cleanups for kmsan".

Use helper function and macros to improve code readability.  No functional
modification involved.


This patch (of 3):

Use function page_size() to improve code readability.  No functional
modification involved.

Link: https://lkml.kernel.org/r/20230727011612.2721843-1-zhangpeng362@huawei.com
Link: https://lkml.kernel.org/r/20230727011612.2721843-2-zhangpeng362@huawei.com
Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Marco Elver <elver@google.com>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/kmsan/hooks.c  |    2 +-
 mm/kmsan/shadow.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

--- a/mm/kmsan/hooks.c~mm-kmsan-use-helper-function-page_size
+++ a/mm/kmsan/hooks.c
@@ -117,7 +117,7 @@ void kmsan_kfree_large(const void *ptr)
 	page = virt_to_head_page((void *)ptr);
 	KMSAN_WARN_ON(ptr != page_address(page));
 	kmsan_internal_poison_memory((void *)ptr,
-				     PAGE_SIZE << compound_order(page),
+				     page_size(page),
 				     GFP_KERNEL,
 				     KMSAN_POISON_CHECK | KMSAN_POISON_FREE);
 	kmsan_leave_runtime();
--- a/mm/kmsan/shadow.c~mm-kmsan-use-helper-function-page_size
+++ a/mm/kmsan/shadow.c
@@ -210,7 +210,7 @@ void kmsan_free_page(struct page *page,
 		return;
 	kmsan_enter_runtime();
 	kmsan_internal_poison_memory(page_address(page),
-				     PAGE_SIZE << compound_order(page),
+				     page_size(page),
 				     GFP_KERNEL,
 				     KMSAN_POISON_CHECK | KMSAN_POISON_FREE);
 	kmsan_leave_runtime();
_

Patches currently in -mm which might be from zhangpeng362@huawei.com are



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2023-08-21 20:39 [merged mm-stable] mm-kmsan-use-helper-function-page_size.patch removed from -mm tree Andrew Morton

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