The patch titled
Subject: proc: drop handling non-linear mappings
has been removed from the -mm tree. Its filename was
proc-drop-handling-non-linear-mappings.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
Subject: proc: drop handling non-linear mappings
We have to handle non-linear mappings for /proc/PID/{smaps,clear_refs}
which is unused now. Let's drop it.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/task_mmu.c | 16 ----------------
1 file changed, 16 deletions(-)
diff -puN fs/proc/task_mmu.c~proc-drop-handling-non-linear-mappings fs/proc/task_mmu.c
--- a/fs/proc/task_mmu.c~proc-drop-handling-non-linear-mappings
+++ a/fs/proc/task_mmu.c
@@ -443,7 +443,6 @@ struct mem_size_stats {
unsigned long anonymous;
unsigned long anonymous_thp;
unsigned long swap;
- unsigned long nonlinear;
u64 pss;
};
@@ -484,7 +483,6 @@ static void smaps_pte_entry(pte_t *pte,
{
struct mem_size_stats *mss = walk->private;
struct vm_area_struct *vma = mss->vma;
- pgoff_t pgoff = linear_page_index(vma, addr);
struct page *page = NULL;
if (pte_present(*pte)) {
@@ -496,17 +494,10 @@ static void smaps_pte_entry(pte_t *pte,
mss->swap += PAGE_SIZE;
else if (is_migration_entry(swpent))
page = migration_entry_to_page(swpent);
- } else if (pte_file(*pte)) {
- if (pte_to_pgoff(*pte) != pgoff)
- mss->nonlinear += PAGE_SIZE;
}
if (!page)
return;
-
- if (page->index != pgoff)
- mss->nonlinear += PAGE_SIZE;
-
smaps_account(mss, page, PAGE_SIZE, pte_young(*pte), pte_dirty(*pte));
}
@@ -596,7 +587,6 @@ static void show_smap_vma_flags(struct s
[ilog2(VM_ACCOUNT)] = "ac",
[ilog2(VM_NORESERVE)] = "nr",
[ilog2(VM_HUGETLB)] = "ht",
- [ilog2(VM_NONLINEAR)] = "nl",
[ilog2(VM_ARCH_1)] = "ar",
[ilog2(VM_DONTDUMP)] = "dd",
#ifdef CONFIG_MEM_SOFT_DIRTY
@@ -668,10 +658,6 @@ static int show_smap(struct seq_file *m,
(vma->vm_flags & VM_LOCKED) ?
(unsigned long)(mss.pss >> (10 + PSS_SHIFT)) : 0);
- if (vma->vm_flags & VM_NONLINEAR)
- seq_printf(m, "Nonlinear: %8lu kB\n",
- mss.nonlinear >> 10);
-
show_smap_vma_flags(m, vma);
m_cache_vma(m, vma);
return 0;
@@ -772,8 +758,6 @@ static inline void clear_soft_dirty(stru
ptent = pte_clear_flags(ptent, _PAGE_SOFT_DIRTY);
} else if (is_swap_pte(ptent)) {
ptent = pte_swp_clear_soft_dirty(ptent);
- } else if (pte_file(ptent)) {
- ptent = pte_file_clear_soft_dirty(ptent);
}
set_pte_at(vma->vm_mm, addr, pte, ptent);
_
Patches currently in -mm which might be from kirill.shutemov@xxxxxxxxxxxxxxx are
origin.patch
mm-add-fields-for-compound-destructor-and-order-into-struct-page.patch
mm-add-vm_bug_on_page-for-page_mapcount.patch
sparc32-fix-broken-set_pte.patch
mm-numa-do-not-dereference-pmd-outside-of-the-lock-during-numa-hinting-fault.patch
mm-add-p-protnone-helpers-for-use-by-numa-balancing.patch
mm-convert-p_numa-users-to-p_protnone_numa.patch
ppc64-add-paranoid-warnings-for-unexpected-dsisr_protfault.patch
mm-convert-p_mknonnuma-and-remaining-page-table-manipulations.patch
mm-remove-remaining-references-to-numa-hinting-bits-and-helpers.patch
mm-numa-do-not-trap-faults-on-the-huge-zero-page.patch
x86-mm-restore-original-pte_special-check.patch
mm-numa-add-paranoid-check-around-pte_protnone_numa.patch
mm-numa-avoid-unnecessary-tlb-flushes-when-setting-numa-hinting-entries.patch
mm-set-page-pfmemalloc-in-prep_new_page.patch
mm-page_alloc-reduce-number-of-alloc_pages-functions-parameters.patch
mm-reduce-try_to_compact_pages-parameters.patch
mm-microoptimize-zonelist-operations.patch
mm-page_allocc-drop-dead-destroy_compound_page.patch
mm-more-checks-on-free_pages_prepare-for-tail-pages.patch
mm-more-checks-on-free_pages_prepare-for-tail-pages-fix-2.patch
microblaze-define-__pagetable_pmd_folded.patch
mm-make-first_user_address-unsigned-long-on-all-archs.patch
mm-asm-generic-define-pud_shift-in-asm-generic-4level-fixuph.patch
arm-define-__pagetable_pmd_folded-for-lpae.patch
mm-account-pmd-page-tables-to-the-process.patch
mm-account-pmd-page-tables-to-the-process-fix.patch
mm-account-pmd-page-tables-to-the-process-fix-2.patch
mm-account-pmd-page-tables-to-the-process-fix-3.patch
mm-fix-false-positive-warning-on-exit-due-mm_nr_pmdsmm.patch
mm-fix-false-positive-warning-on-exit-due-mm_nr_pmdsmm-fix-2.patch
mm-thp-allocate-transparent-hugepages-on-local-node.patch
mm-thp-allocate-transparent-hugepages-on-local-node-fix.patch
mm-mempolicy-merge-alloc_hugepage_vma-to-alloc_pages_vma.patch
mm-gup-add-get_user_pages_locked-and-get_user_pages_unlocked.patch
mm-gup-add-__get_user_pages_unlocked-to-customize-gup_flags.patch
mm-gup-use-get_user_pages_unlocked-within-get_user_pages_fast.patch
mm-gup-use-get_user_pages_unlocked.patch
mm-gup-kvm-use-get_user_pages_unlocked.patch
proc-pagemap-walk-page-tables-under-pte-lock.patch
mm-pagewalk-remove-pgd_entry-and-pud_entry.patch
pagewalk-improve-vma-handling.patch
pagewalk-add-walk_page_vma.patch
smaps-remove-mem_size_stats-vma-and-use-walk_page_vma.patch
clear_refs-remove-clear_refs_private-vma-and-introduce-clear_refs_test_walk.patch
pagemap-use-walk-vma-instead-of-calling-find_vma.patch
numa_maps-fix-typo-in-gather_hugetbl_stats.patch
numa_maps-remove-numa_maps-vma.patch
memcg-cleanup-preparation-for-page-table-walk.patch
arch-powerpc-mm-subpage-protc-use-walk-vma-and-walk_page_vma.patch
mempolicy-apply-page-table-walker-on-queue_pages_range.patch
mm-proc-pid-clear_refs-avoid-split_huge_page.patch
mincore-apply-page-table-walker-on-do_mincore.patch
mm-when-stealing-freepages-also-take-pages-created-by-splitting-buddy-page.patch
mm-always-steal-split-buddies-in-fallback-allocations.patch
mm-more-aggressive-page-stealing-for-unmovable-allocations.patch
mm-incorporate-read-only-pages-into-transparent-huge-pages.patch
mm-do-not-use-mm-nr_pmds-on-mmu-configurations.patch
mm-fix-xip-fault-vs-truncate-race.patch
mm-fix-xip-fault-vs-truncate-race-fix.patch
mm-allow-page-fault-handlers-to-perform-the-cow.patch
mm-allow-page-fault-handlers-to-perform-the-cow-fix.patch
vfsext2-introduce-is_daxinode.patch
daxext2-replace-xip-read-and-write-with-dax-i-o.patch
daxext2-replace-ext2_clear_xip_target-with-dax_clear_blocks.patch
daxext2-replace-the-xip-page-fault-handler-with-the-dax-page-fault-handler.patch
daxext2-replace-the-xip-page-fault-handler-with-the-dax-page-fault-handler-fix.patch
daxext2-replace-xip_truncate_page-with-dax_truncate_page.patch
dax-replace-xip-documentation-with-dax-documentation.patch
vfs-remove-get_xip_mem.patch
ext2-remove-ext2_xip_verify_sb.patch
ext2-remove-ext2_use_xip.patch
ext2-remove-xipc-and-xiph.patch
vfsext2-remove-config_ext2_fs_xip-and-rename-config_fs_xip-to-config_fs_dax.patch
ext2-remove-ext2_aops_xip.patch
ext2-get-rid-of-most-mentions-of-xip-in-ext2.patch
dax-add-dax_zero_page_range.patch
dax-add-dax_zero_page_range-fix.patch
ext4-add-dax-functionality.patch
brd-rename-xip-to-dax.patch
powerpc-drop-_page_file-and-pte_file-related-helpers.patch
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