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2018-05-08docs/vm: numa_memory_policy: s/Linux memory policy/NUMA memory policy/Mike Rapoport1-7/+7
The document describes NUMA memory policy and as it is a part of the Linux documentation it's obvious that this is Linux memory policy. Besides, "Linux memory policy" may refer to other policies, e.g. memory hotplug policy, and using term NUMA makes the documentation less ambiguous. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-05-08docs/vm: numa_memory_policy: formatting and spelling updatesMike Rapoport1-7/+17
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: ksm: split userspace interface to admin-guide/mm/ksm.rstMike Rapoport1-175/+1
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: ksm: udpate description of stable_node_{dups,chains}Mike Rapoport1-11/+10
Remove implementation details from sysfs parameter descriptions. Also move the paragraph discussing fragmentation issues and their possible solution to the "Design" section. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: ksm: update stable_node_chains_prune_millisecs descriptionMike Rapoport1-8/+11
Make the description of stable_node_chains_prune_millisecs sysfs parameter less implementation aware and add a few words about this parameter in the "Design" section. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: ksm: reshuffle text between "sysfs" and "design" sectionsMike Rapoport1-21/+30
The description of "max_page_sharing" sysfs attribute includes lots of implementation details that more naturally belong in the "Design" section. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: ksm: add "Design" sectionMike Rapoport1-0/+39
Include the KSM description from the source code comment, add a subsection about reverse mapping and include kernel-doc references for KSM data structures. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: ksm: (mostly) formatting updatesMike Rapoport1-41/+69
Aside from the formatting: * fixed typos * added section and sub-section headers * moved ksmd overview after the description of KSM origins Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/admin-guide/mm: start moving here files from Documentation/vmMike Rapoport8-997/+1
Several documents in Documentation/vm fit quite well into the "admin/user guide" category. The documents that don't overload the reader with lots of implementation details and provide coherent description of certain feature can be moved to Documentation/admin-guide/mm. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: pagemap: change document titleMike Rapoport1-3/+3
"pagemap from the Userspace Perspective" is not very descriptive for unaware readers. Since the document describes how to examine a process page tables, let's title it "Examining Process Page Tables" Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: pagemap: formatting and spelling updatesMike Rapoport1-8/+8
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: hugetlbpage: move section about kernel development to hugetlbfs_reservMike Rapoport2-8/+8
The hugetlbpage describes hugetlbfs from the user perspective and newer hugetlbfs_reserv document targets kernel developers. Hence the section about hugetlbfs kernel development naturally belongs there. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-27docs/vm: hugetlbpage: minor improvementsMike Rapoport1-7/+10
* fixed mistypes * added internal cross-references for sections Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16Merge branch 'mm-rst' into docs-nextJonathan Corbet39-2159/+2557
Mike Rapoport says: These patches convert files in Documentation/vm to ReST format, add an initial index and link it to the top level documentation. There are no contents changes in the documentation, except few spelling fixes. The relatively large diffstat stems from the indentation and paragraph wrapping changes. I've tried to keep the formatting as consistent as possible, but I could miss some places that needed markup and add some markup where it was not necessary. [jc: significant conflicts in vm/hmm.rst]
2018-04-16docs/vm: add index.rst and link MM documentation to top level indexMike Rapoport2-0/+66
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: rename documentation files to .rstMike Rapoport31-36/+36
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: zswap.txt: convert to ReST formatMike Rapoport1-29/+42
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: zsmalloc.txt: convert to ReST formatMike Rapoport1-24/+36
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: z3fold.txt: convert to ReST formatMike Rapoport1-1/+5
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: userfaultfd.txt: convert to ReST formatMike Rapoport1-27/+39
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: unevictable-lru.txt: convert to ReST formatMike Rapoport1-68/+49
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: transhuge.txt: convert to ReST formatMike Rapoport1-120/+166
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: swap_numa.txt: convert to ReST formatMike Rapoport1-22/+33
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: split_page_table_lock: convert to ReST formatMike Rapoport1-3/+9
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: soft-dirty.txt: convert to ReST formatMike Rapoport1-8/+12
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: slub.txt: convert to ReST formatMike Rapoport1-169/+188
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: remap_file_pages.txt: conert to ReST formatMike Rapoport1-0/+6
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: page_owner: convert to ReST formatMike Rapoport1-13/+21
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: page_migration: convert to ReST formatMike Rapoport1-72/+77
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: pagemap.txt: convert to ReST formatMike Rapoport1-75/+89
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: numa: convert to ReST formatMike Rapoport1-0/+4
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: page_frags convert to ReST formatMike Rapoport1-1/+4
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: overcommit-accounting: convert to ReST formatMike Rapoport1-50/+57
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: numa_memory_policy.txt: convert to ReST formatMike Rapoport1-250/+283
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: mmu_notifier.txt: convert to ReST formatMike Rapoport1-51/+57
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: ksm.txt: convert to ReST formatMike Rapoport1-105/+110
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: idle_page_tracking.txt: convert to ReST formatMike Rapoport1-19/+36
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: hwpoison.txt: convert to ReST formatMike Rapoport1-71/+70
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: hugetlbfs_reserv.txt: convert to ReST formatMike Rapoport1-77/+135
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: hugetlbpage.txt: convert to ReST formatMike Rapoport1-104/+139
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: hmm.txt: convert to ReST formatMike Rapoport1-38/+28
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: highmem.txt: convert to ReST formatMike Rapoport1-51/+36
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: frontswap.txt: convert to ReST formatMike Rapoport1-22/+37
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: cleancache.txt: convert to ReST formatMike Rapoport1-43/+62
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: balance: convert to ReST formatMike Rapoport1-4/+11
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-16docs/vm: active_mm.txt convert to ReST formatMike Rapoport1-83/+91
Just add a label for cross-referencing and indent the text to make it ``literal`` Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-04-11page cache: use xa_lockMatthew Wilcox1-7/+7
Remove the address_space ->tree_lock and use the xa_lock newly added to the radix_tree_root. Rename the address_space ->page_tree to ->i_pages, since we don't really care that it's a tree. [willy@infradead.org: fix nds32, fs/dax.c] Link: http://lkml.kernel.org/r/20180406145415.GB20605@bombadil.infradead.orgLink: http://lkml.kernel.org/r/20180313132639.17387-9-willy@infradead.org Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com> Acked-by: Jeff Layton <jlayton@redhat.com> Cc: Darrick J. Wong <darrick.wong@oracle.com> Cc: Dave Chinner <david@fromorbit.com> Cc: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Cc: Will Deacon <will.deacon@arm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-04-11Documentation/vm/hmm.txt: typos and syntaxes fixesJérôme Glisse1-54/+54
This fix typos and syntaxes, thanks to Randy Dunlap for pointing them out (they were all my faults). Link: http://lkml.kernel.org/r/20180409151859.4713-1-jglisse@redhat.com Signed-off-by: Jérôme Glisse <jglisse@redhat.com> Reviewed-by: Ralph Campbell <rcampbell@nvidia.com> Reviewed-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-04-11mm/hmm: documentation editorial update to HMM documentationRalph Campbell1-174/+186
Update the documentation for HMM to fix minor typos and phrasing to be a bit more readable. Link: http://lkml.kernel.org/r/20180323005527.758-2-jglisse@redhat.com Signed-off-by: Ralph Campbell <rcampbell@nvidia.com> Signed-off-by: Jérôme Glisse <jglisse@redhat.com> Cc: Stephen Bates <sbates@raithlin.com> Cc: Jason Gunthorpe <jgg@mellanox.com> Cc: Logan Gunthorpe <logang@deltatee.com> Cc: Evgeny Baskakov <ebaskakov@nvidia.com> Cc: Mark Hairgrove <mhairgrove@nvidia.com> Cc: John Hubbard <jhubbard@nvidia.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-03-21docs/vm: update 00-INDEXMike Rapoport1-0/+18
Several files were added to Documentation/vm without updates to 00-INDEX. Fill in the missing documents Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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