+ mm-remove-unused-has_isolate_pageblock.patch added to mm-unstable branch

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The patch titled
     Subject: mm: remove unused has_isolate_pageblock
has been added to the -mm mm-unstable branch.  Its filename is
     mm-remove-unused-has_isolate_pageblock.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-remove-unused-has_isolate_pageblock.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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The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Luoxi Li <kaixa@xxxxxxxxxxxx>
Subject: mm: remove unused has_isolate_pageblock
Date: Fri, 18 Oct 2024 17:22:35 +0800

has_isolate_pageblock() has been unused since commit 55612e80e722 ("mm:
page_alloc: close migratetype race between freeing and stealing")

Remove it.

Link: https://lkml.kernel.org/r/20241018092235.2764859-1-kaixa@xxxxxxxxxxxx
Signed-off-by: Luoxi Li <kaixa@xxxxxxxxxxxx>
Acked-by: David Hildenbrand <david@xxxxxxxxxx>
Reviewed-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 include/linux/page-isolation.h |    8 --------
 1 file changed, 8 deletions(-)

--- a/include/linux/page-isolation.h~mm-remove-unused-has_isolate_pageblock
+++ a/include/linux/page-isolation.h
@@ -3,10 +3,6 @@
 #define __LINUX_PAGEISOLATION_H
 
 #ifdef CONFIG_MEMORY_ISOLATION
-static inline bool has_isolate_pageblock(struct zone *zone)
-{
-	return zone->nr_isolate_pageblock;
-}
 static inline bool is_migrate_isolate_page(struct page *page)
 {
 	return get_pageblock_migratetype(page) == MIGRATE_ISOLATE;
@@ -16,10 +12,6 @@ static inline bool is_migrate_isolate(in
 	return migratetype == MIGRATE_ISOLATE;
 }
 #else
-static inline bool has_isolate_pageblock(struct zone *zone)
-{
-	return false;
-}
 static inline bool is_migrate_isolate_page(struct page *page)
 {
 	return false;
_

Patches currently in -mm which might be from kaixa@xxxxxxxxxxxx are

mm-remove-unused-has_isolate_pageblock.patch





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