Hi all,
After merging the mm tree, today's linux-next build (arm64 defconfig)
failed like this:
In file included from include/linux/hugetlb.h:828,
from fs/proc/task_mmu.c:4:
arch/arm64/include/asm/hugetlb.h:25:34: error: redefinition of 'arch_clear_hugetlb_flags'
25 | #define arch_clear_hugetlb_flags arch_clear_hugetlb_flags
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/hugetlb.h:840:20: note: in expansion of macro 'arch_clear_hugetlb_flags'
840 | static inline void arch_clear_hugetlb_flags(struct folio *folio) { }
| ^~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/hugetlb.h:21:20: note: previous definition of 'arch_clear_hugetlb_flags' with type 'void(struct folio *)'
21 | static inline void arch_clear_hugetlb_flags(struct folio *folio)
| ^~~~~~~~~~~~~~~~~~~~~~~~
Caused by commit
34ffd5e56690 ("mm: convert arch_clear_hugepage_flags to take a folio")
from the mm-unstable branch of the mm tree.
I applied the following patch:
From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Date: Thu, 28 Mar 2024 15:24:47 +1100
Subject: [PATCH] fix up for "mm: convert arch_clear_hugepage_flags to take a folio"
Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
---
include/linux/hugetlb.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index cc420c42a773..03fc6d625068 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -836,7 +836,7 @@ static inline int is_hugepage_only_range(struct mm_struct *mm,
#define is_hugepage_only_range is_hugepage_only_range
#endif
-#ifndef arch_clear_hugepage_flags
+#ifndef arch_clear_hugetlb_flags
static inline void arch_clear_hugetlb_flags(struct folio *folio) { }
#define arch_clear_hugetlb_flags arch_clear_hugetlb_flags
#endif
--
2.43.0
--
Cheers,
Stephen Rothwell
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