The patch titled
Subject: mm: remove __HAVE_ARCH_PTEP_CLEAR in pgtable.h
has been added to the -mm mm-unstable branch. Its filename is
mm-remove-__have_arch_ptep_clear-in-pgtableh.patch
This patch should soon appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Tong Tiangen <tongtiangen@xxxxxxxxxx>
Subject: mm: remove __HAVE_ARCH_PTEP_CLEAR in pgtable.h
Currently, there is no architecture definition __HAVE_ARCH_PTEP_CLEAR,
Generic ptep_clear() is the only definition for all architecture, So drop
the "#ifndef __HAVE_ARCH_PTEP_CLEAR".
Link: https://lkml.kernel.org/r/20220507110114.4128854-5-tongtiangen@xxxxxxxxxx
Signed-off-by: Tong Tiangen <tongtiangen@xxxxxxxxxx>
Suggested-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Palmer Dabbelt <palmer@xxxxxxxxxxx>
Cc: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>
Cc: Paul Walmsley <paul.walmsley@xxxxxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/pgtable.h | 2 --
1 file changed, 2 deletions(-)
--- a/include/linux/pgtable.h~mm-remove-__have_arch_ptep_clear-in-pgtableh
+++ a/include/linux/pgtable.h
@@ -272,13 +272,11 @@ static inline pte_t ptep_get_and_clear(s
}
#endif
-#ifndef __HAVE_ARCH_PTEP_CLEAR
static inline void ptep_clear(struct mm_struct *mm, unsigned long addr,
pte_t *ptep)
{
ptep_get_and_clear(mm, addr, ptep);
}
-#endif
#ifndef __HAVE_ARCH_PTEP_GET
static inline pte_t ptep_get(pte_t *ptep)
_
Patches currently in -mm which might be from tongtiangen@xxxxxxxxxx are
mm-page_table_check-using-pxd_size-instead-of-pxd_page_size.patch
mm-page_table_check-add-hooks-to-public-helpers.patch
mm-remove-__have_arch_ptep_clear-in-pgtableh.patch
riscv-mm-enable-arch_supports_page_table_check.patch
