The quilt patch titled
Subject: mm: remove "prot" parameter from move_pte()
has been removed from the -mm tree. Its filename was
mm-remove-prot-parameter-from-move_pte.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: David Hildenbrand <david@xxxxxxxxxx>
Subject: mm: remove "prot" parameter from move_pte()
Date: Wed, 27 Mar 2024 15:33:01 +0100
The "prot" parameter is unused, and using it instead of what's stored in
that particular PTE would very likely be wrong. Let's simply remove it.
Link: https://lkml.kernel.org/r/20240327143301.741807-1-david@xxxxxxxxxx
Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>
Reviewed-by: Vishal Moola (Oracle) <vishal.moola@xxxxxxxxx>
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Andreas Larsson <andreas@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/sparc/include/asm/pgtable_64.h | 2 +-
include/linux/pgtable.h | 2 +-
mm/mremap.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
--- a/arch/sparc/include/asm/pgtable_64.h~mm-remove-prot-parameter-from-move_pte
+++ a/arch/sparc/include/asm/pgtable_64.h
@@ -957,7 +957,7 @@ static inline void set_ptes(struct mm_st
#ifdef DCACHE_ALIASING_POSSIBLE
#define __HAVE_ARCH_MOVE_PTE
-#define move_pte(pte, prot, old_addr, new_addr) \
+#define move_pte(pte, old_addr, new_addr) \
({ \
pte_t newpte = (pte); \
if (tlb_type != hypervisor && pte_present(pte)) { \
--- a/include/linux/pgtable.h~mm-remove-prot-parameter-from-move_pte
+++ a/include/linux/pgtable.h
@@ -1079,7 +1079,7 @@ static inline void arch_swap_restore(swp
#endif
#ifndef __HAVE_ARCH_MOVE_PTE
-#define move_pte(pte, prot, old_addr, new_addr) (pte)
+#define move_pte(pte, old_addr, new_addr) (pte)
#endif
#ifndef pte_accessible
--- a/mm/mremap.c~mm-remove-prot-parameter-from-move_pte
+++ a/mm/mremap.c
@@ -205,7 +205,7 @@ static int move_ptes(struct vm_area_stru
*/
if (pte_present(pte))
force_flush = true;
- pte = move_pte(pte, new_vma->vm_page_prot, old_addr, new_addr);
+ pte = move_pte(pte, old_addr, new_addr);
pte = move_soft_dirty_pte(pte);
set_pte_at(mm, new_addr, new_pte, pte);
}
_
Patches currently in -mm which might be from david@xxxxxxxxxx are
drivers-virt-acrn-fix-pfnmap-pte-checks-in-acrn_vm_ram_map.patch
mm-pass-vma-instead-of-mm-to-follow_pte.patch
mm-follow_pte-improvements.patch
mm-allow-for-detecting-underflows-with-page_mapcount-again.patch
mm-allow-for-detecting-underflows-with-page_mapcount-again-fix.patch
mm-rmap-always-inline-anon-file-rmap-duplication-of-a-single-pte.patch
mm-rmap-add-fast-path-for-small-folios-when-adding-removing-duplicating.patch
mm-track-mapcount-of-large-folios-in-single-value.patch
mm-improve-folio_likely_mapped_shared-using-the-mapcount-of-large-folios.patch
mm-make-folio_mapcount-return-0-for-small-typed-folios.patch
mm-make-folio_mapcount-return-0-for-small-typed-folios-fix.patch
mm-memory-use-folio_mapcount-in-zap_present_folio_ptes.patch
mm-huge_memory-use-folio_mapcount-in-zap_huge_pmd-sanity-check.patch
mm-memory-failure-use-folio_mapcount-in-hwpoison_user_mappings.patch
mm-page_alloc-use-folio_mapped-in-__alloc_contig_migrate_range.patch
mm-migrate-use-folio_likely_mapped_shared-in-add_page_for_migration.patch
sh-mm-cache-use-folio_mapped-in-copy_from_user_page.patch
mm-filemap-use-folio_mapcount-in-filemap_unaccount_folio.patch
mm-migrate_device-use-folio_mapcount-in-migrate_vma_check_page.patch
trace-events-page_ref-trace-the-raw-page-mapcount-value.patch
xtensa-mm-convert-check_tlb_entry-to-sanity-check-folios.patch
mm-debug-print-only-page-mapcount-excluding-folio-entire-mapcount-in-__dump_folio.patch
documentation-admin-guide-cgroup-v1-memoryrst-dont-reference-page_mapcount.patch
mm-ksm-rename-get_ksm_page_flags-to-ksm_get_folio_flags.patch
mm-ksm-remove-page_mapcount-usage-in-stable_tree_search.patch
fs-proc-task_mmu-convert-pagemap_hugetlb_range-to-work-on-folios.patch
fs-proc-task_mmu-convert-smaps_hugetlb_range-to-work-on-folios.patch
mm-huge_memory-improve-split_huge_page_to_list_to_order-return-value-documentation.patch
mm-huge_memory-improve-split_huge_page_to_list_to_order-return-value-documentation-v2.patch
mm-khugepaged-replace-page_mapcount-check-by-folio_likely_mapped_shared.patch
loongarch-tlb-fix-error-parameter-ptep-set-but-not-used-due-to-__tlb_remove_tlb_entry.patch
