The patch titled
Subject: mm: pgtable: change pt parameter of tlb_remove_ptdesc() to struct ptdesc*
has been added to the -mm mm-unstable branch. Its filename is
mm-pgtable-change-pt-parameter-of-tlb_remove_ptdesc-to-struct-ptdesc.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-pgtable-change-pt-parameter-of-tlb_remove_ptdesc-to-struct-ptdesc.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: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx>
Subject: mm: pgtable: change pt parameter of tlb_remove_ptdesc() to struct ptdesc*
Date: Tue, 25 Feb 2025 11:45:52 +0800
All callers of tlb_remove_ptdesc() pass it a pointer of struct ptdesc, so
let's change the pt parameter from void * to struct ptdesc * to perform a
type safety check.
Link: https://lkml.kernel.org/r/60bb44299cf2d731df6592e446e7f694054d0dbe.1740454179.git.zhengqi.arch@xxxxxxxxxxxxx
Signed-off-by: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx>
Originally-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Cc: Alexandre Ghiti <alexghiti@xxxxxxxxxxxx>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Hugh Dickens <hughd@xxxxxxxxxx>
Cc: Jann Horn <jannh@xxxxxxxxxx>
Cc: Kevin Brodsky <kevin.brodsky@xxxxxxx>
Cc: Matthew Wilcow (Oracle) <willy@xxxxxxxxxxxxx>
Cc: "Mike Rapoport (IBM)" <rppt@xxxxxxxxxx>
Cc: Muchun Song <muchun.song@xxxxxxxxx>
Cc: Nicholas Piggin <npiggin@xxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxxx>
Cc: Vishal Moola (Oracle) <vishal.moola@xxxxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Cc: Yu Zhao <yuzhao@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/asm-generic/tlb.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/include/asm-generic/tlb.h~mm-pgtable-change-pt-parameter-of-tlb_remove_ptdesc-to-struct-ptdesc
+++ a/include/asm-generic/tlb.h
@@ -506,7 +506,7 @@ static inline void tlb_remove_page(struc
return tlb_remove_page_size(tlb, page, PAGE_SIZE);
}
-static inline void tlb_remove_ptdesc(struct mmu_gather *tlb, void *pt)
+static inline void tlb_remove_ptdesc(struct mmu_gather *tlb, struct ptdesc *pt)
{
tlb_remove_table(tlb, pt);
}
_
Patches currently in -mm which might be from zhengqi.arch@xxxxxxxxxxxxx are
arm-pgtable-fix-null-pointer-dereference-issue.patch
mm-pgtable-make-generic-tlb_remove_table-use-struct-ptdesc.patch
mm-pgtable-change-pt-parameter-of-tlb_remove_ptdesc-to-struct-ptdesc.patch
mm-pgtable-convert-some-architectures-to-use-tlb_remove_ptdesc.patch
riscv-pgtable-unconditionally-use-tlb_remove_ptdesc.patch
x86-pgtable-convert-to-use-tlb_remove_ptdesc.patch
mm-pgtable-remove-tlb_remove_page_ptdesc.patch
