+ mm-page_reporting-use-list_entry_is_head-in-page_reporting_cycle.patch added to -mm tree

+ mm-page_reporting-use-list_entry_is_head-in-page_reporting_cycle.patch added to -mm tree

[akpm]

The patch titled
     Subject: mm/page_reporting: use list_entry_is_head() in page_reporting_cycle()
has been added to the -mm tree.  Its filename is
     mm-page_reporting-use-list_entry_is_head-in-page_reporting_cycle.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-page_reporting-use-list_entry_is_head-in-page_reporting_cycle.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-page_reporting-use-list_entry_is_head-in-page_reporting_cycle.patch

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------------------------------------------------------
From: sh <sh_def@163.com>
Subject: mm/page_reporting: use list_entry_is_head() in page_reporting_cycle()

Replace '&next->lru != list' with list_entry_is_head().  No functional
change.

Link: https://lkml.kernel.org/r/20201222182735.GA1257912@ubuntu-A520I-AC
Signed-off-by: sh <sh_def@163.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/page_reporting.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/page_reporting.c~mm-page_reporting-use-list_entry_is_head-in-page_reporting_cycle
+++ a/mm/page_reporting.c
@@ -211,7 +211,7 @@ page_reporting_cycle(struct page_reporti
 	}
 
 	/* Rotate any leftover pages to the head of the freelist */
-	if (&next->lru != list && !list_is_first(&next->lru, list))
+	if (!list_entry_is_head(next, list, lru) && !list_is_first(&next->lru, list))
 		list_rotate_to_front(&next->lru, list);
 
 	spin_unlock_irq(&zone->lock);
_

Patches currently in -mm which might be from sh_def@163.com are

mm-page_reporting-use-list_entry_is_head-in-page_reporting_cycle.patch