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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/
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d438d27341
Now that DAX and all other reference counts to ZONE_DEVICE pages are managed normally there is no need for the special devmap PTE/PMD/PUD page table bits. So drop all references to these, freeing up a software defined page table bit on architectures supporting it. Link: https://lkml.kernel.org/r/6389398c32cc9daa3dfcaa9f79c7972525d310ce.1750323463.git-series.apopple@nvidia.com Signed-off-by: Alistair Popple <apopple@nvidia.com> Acked-by: Will Deacon <will@kernel.org> # arm64 Acked-by: David Hildenbrand <david@redhat.com> Suggested-by: Chunyan Zhang <zhang.lyra@gmail.com> Reviewed-by: Björn Töpel <bjorn@rivosinc.com> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Cc: Balbir Singh <balbirs@nvidia.com> Cc: Björn Töpel <bjorn@kernel.org> Cc: Christoph Hellwig <hch@lst.de> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Deepak Gupta <debug@rivosinc.com> Cc: Gerald Schaefer <gerald.schaefer@linux.ibm.com> Cc: Inki Dae <m.szyprowski@samsung.com> Cc: John Groves <john@groves.net> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com> Cc: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> |
History
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| .. | ||
| damon | ||
| active_mm.rst | ||
| allocation-profiling.rst | ||
| arch_pgtable_helpers.rst | ||
| balance.rst | ||
| bootmem.rst | ||
| free_page_reporting.rst | ||
| highmem.rst | ||
| hmm.rst | ||
| hugetlbfs_reserv.rst | ||
| hwpoison.rst | ||
| index.rst | ||
| ksm.rst | ||
| memory-model.rst | ||
| mmu_notifier.rst | ||
| multigen_lru.rst | ||
| numa.rst | ||
| oom.rst | ||
| overcommit-accounting.rst | ||
| page_allocation.rst | ||
| page_cache.rst | ||
| page_frags.rst | ||
| page_migration.rst | ||
| page_owner.rst | ||
| page_reclaim.rst | ||
| page_table_check.rst | ||
| page_tables.rst | ||
| physical_memory.rst | ||
| process_addrs.rst | ||
| remap_file_pages.rst | ||
| shmfs.rst | ||
| slab.rst | ||
| slub.rst | ||
| split_page_table_lock.rst | ||
| swap.rst | ||
| transhuge.rst | ||
| unevictable-lru.rst | ||
| vmalloc.rst | ||
| vmalloced-kernel-stacks.rst | ||
| vmemmap_dedup.rst | ||
| zsmalloc.rst | ||