The patch titled
Subject: mm-shmem-fix-khugepaged-activation-policy-for-shmem-fix
has been added to the -mm mm-unstable branch. Its filename is
mm-shmem-fix-khugepaged-activation-policy-for-shmem-fix.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-shmem-fix-khugepaged-activation-policy-for-shmem-fix.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: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-shmem-fix-khugepaged-activation-policy-for-shmem-fix
Date: Tue Sep 17 05:06:48 AM PDT 2024
fix build with CONFIG_SHMEM=n
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Closes: https://lore.kernel.org/oe-kbuild-all/202409171905.9gqKNeeL-lkp@xxxxxxxxx/
Cc: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Ryan Roberts <ryan.roberts@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/shmem_fs.h | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
--- a/include/linux/shmem_fs.h~mm-shmem-fix-khugepaged-activation-policy-for-shmem-fix
+++ a/include/linux/shmem_fs.h
@@ -114,7 +114,6 @@ int shmem_unuse(unsigned int type);
unsigned long shmem_allowable_huge_orders(struct inode *inode,
struct vm_area_struct *vma, pgoff_t index,
loff_t write_end, bool shmem_huge_force);
-bool shmem_hpage_pmd_enabled(void);
#else
static inline unsigned long shmem_allowable_huge_orders(struct inode *inode,
struct vm_area_struct *vma, pgoff_t index,
@@ -123,6 +122,11 @@ static inline unsigned long shmem_allowa
return 0;
}
+#endif
+
+#if defined(CONFIG_TRANSPARENT_HUGEPAGE) && defined(SHMEM)
+bool shmem_hpage_pmd_enabled(void);
+#else
static inline bool shmem_hpage_pmd_enabled(void)
{
return false;
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
mm-shmem-fix-khugepaged-activation-policy-for-shmem-fix.patch
