The patch titled
Subject: mm-shmem-avoid-allocating-huge-pages-larger-than-max_pagecache_order-for-shmem-fix-2
has been added to the -mm mm-hotfixes-unstable branch. Its filename is
mm-shmem-avoid-allocating-huge-pages-larger-than-max_pagecache_order-for-shmem-fix-2.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-shmem-avoid-allocating-huge-pages-larger-than-max_pagecache_order-for-shmem-fix-2.patch
This patch will later appear in the mm-hotfixes-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Subject: mm-shmem-avoid-allocating-huge-pages-larger-than-max_pagecache_order-for-shmem-fix-2
Date: Wed, 31 Jul 2024 17:59:23 +0800
remove local `orders'
Link: https://lkml.kernel.org/r/87769ae8-b6c6-4454-925d-1864364af9c8@xxxxxxxxxx
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Cc: Barry Song <21cnbao@xxxxxxxxx>
Cc: Barry Song <baohua@xxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Gavin Shan <gshan@xxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Lance Yang <ioworker0@xxxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Cc: Ryan Roberts <ryan.roberts@xxxxxxx>
Cc: Zi Yan <ziy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/shmem.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/mm/shmem.c~mm-shmem-avoid-allocating-huge-pages-larger-than-max_pagecache_order-for-shmem-fix-2
+++ a/mm/shmem.c
@@ -1629,7 +1629,6 @@ unsigned long shmem_allowable_huge_order
unsigned long mask = READ_ONCE(huge_shmem_orders_always);
unsigned long within_size_orders = READ_ONCE(huge_shmem_orders_within_size);
unsigned long vm_flags = vma->vm_flags;
- unsigned long orders = THP_ORDERS_ALL_FILE_DEFAULT;
loff_t i_size;
int order;
@@ -1674,7 +1673,7 @@ unsigned long shmem_allowable_huge_order
if (global_huge)
mask |= READ_ONCE(huge_shmem_orders_inherit);
- return orders & mask;
+ return THP_ORDERS_ALL_FILE_DEFAULT & mask;
}
static unsigned long shmem_suitable_orders(struct inode *inode, struct vm_fault *vmf,
_
Patches currently in -mm which might be from wangkefeng.wang@xxxxxxxxxx are
mm-shmem-avoid-allocating-huge-pages-larger-than-max_pagecache_order-for-shmem-fix-2.patch
mm-hugetlb-remove-left-over-comment-about-follow_huge_foo.patch
