Re: -mm git tree for since-3.7 is open (was: mmotm 2012-12-14-17-51 uploaded)

[Michal Hocko <mhocko@suse.cz>]

Ohh, and I forgot the CC Fengguang for his build testing (since-3.6
branch is closed and it doesn't need testing anymore).

On Mon 17-12-12 15:43:00, Michal Hocko wrote:
> Hi,
> I have just pushed a new since-3.7 branch to the -mm git tree
> (git://git.kernel.org/.../mhocko/mm.git) which is tagged as
> mmotm-2012-12-14-17-51.
> This branch contains all -mm related patches on top of v3.7 Linus tree.
> 
> The following branches have been merged into the tree:
> 	- for-3.8 -git://git.kernel.org/.../tj/cgroup.git 
> 	- slab/next - git://git.kernel.org/.../penberg/linux.git
> 	- balancenuma-v11 - git://git.kernel.org/.../mel/linux-balancenuma
> If there are any other that are needed for -mm, just let me know. If
> there are any branches which will continue in development and they have
> conflicts potential (e.g. cgroup with memcg work or slab with kmem
> accounting) then let me know and I will set up them for periodic merging
> (which expects that those branches are pre merge window like in the
> past).
> 
> The shortlog says:
> Andi Kleen (2):
>       mm: support more pagesizes for MAP_HUGETLB/SHM_HUGETLB
>       selftests: add a test program for variable huge page sizes in mmap/shmget
> 
> Andrea Arcangeli (5):
>       mm: numa: define _PAGE_NUMA
>       mm: numa: pte_numa() and pmd_numa()
>       mm: numa: Support NUMA hinting page faults from gup/gup_fast
>       mm: numa: split_huge_page: transfer the NUMA type from the pmd to the pte
>       mm: numa: Structures for Migrate On Fault per NUMA migration rate limiting
> 
> Andrew Morton (11):
>       arch/sparc/kernel/sys_sparc_64.c: s/COLOUR/COLOR/
>       mm: add a reminder comment for __GFP_BITS_SHIFT
>       memory-hotplug-document-and-enable-config_movable_node-fix
>       slab-slub-struct-memcg_params-fix
>       slub-slub-specific-propagation-changes-fix
>       mm/mprotect.c: coding-style cleanups
>       mm-hugetlb-create-hugetlb-cgroup-file-in-hugetlb_init-fix
>       mm-hugetlb-create-hugetlb-cgroup-file-in-hugetlb_init-fix-2
>       drop_caches-add-some-documentation-and-info-messsge-checkpatch-fixes
>       swap-add-a-simple-detector-for-inappropriate-swapin-readahead-fix
>       memcg-debugging-facility-to-access-dangling-memcgs-fix
> 
> Arnd Bergmann (1):
>       mm/slob: use min_t() to compare ARCH_SLAB_MINALIGN
> 
> Bob Liu (4):
>       thp: clean up __collapse_huge_page_isolate
>       mm: introduce mm_find_pmd()
>       thp: introduce hugepage_vma_check()
>       thp: cleanup: introduce mk_huge_pmd()
> 
> Cesar Eduardo Barros (2):
>       mm: refactor reinsert of swap_info in sys_swapoff()
>       mm: do not call frontswap_init() during swapoff
> 
> Christoph Lameter (6):
>       slub: Use correct cpu_slab on dead cpu
>       slab: Simplify bootstrap
>       mm, sl[au]b: create common functions for boot slab creation
>       slub: Use statically allocated kmem_cache boot structure for bootstrap
>       slab: Use the new create_boot_cache function to simplify bootstrap
>       mm/sl[aou]b: Common alignment code
> 
> David Rientjes (9):
>       mm, memcg: make mem_cgroup_out_of_memory() static
>       mm, oom: allow exiting threads to have access to memory reserves
>       mm, mempolicy: remove duplicate code
>       mm, oom: change type of oom_score_adj to short
>       mm, oom: fix race when specifying a thread as the oom origin
>       mm, memcg: avoid unnecessary function call when memcg is disabled
>       mm, oom: cleanup pagefault oom handler
>       mm, oom: remove redundant sleep in pagefault oom handler
>       mm, oom: remove statically defined arch functions of same name
> 
> Davidlohr Bueso (1):
>       Documentation: ABI: /sys/devices/system/node/
> 
> Dominik Dingel (1):
>       mm/memory.c: remove unused code from do_wp_page()
> 
> Ezequiel Garcia (4):
>       mm/slob: Drop usage of page->private for storing page-sized allocations
>       mm/slob: Use object_size field in kmem_cache_size()
>       mm/sl[aou]b: Move common kmem_cache_size() to slab.h
>       mm/slob: Use free_page instead of put_page for page-size kmalloc allocations
> 
> Gao feng (3):
>       cgroup: use cgroup_addrm_files() in cgroup_clear_directory()
>       cgroup: remove subsystem files when remounting cgroup
>       cgroup_rm_file: don't delete the uncreated files
> 
> Glauber Costa (41):
>       mm/sl[au]b: Move slabinfo processing to slab_common.c
>       mm/sl[au]b: Move print_slabinfo_header to slab_common.c
>       sl[au]b: Process slabinfo_show in common code
>       slub: Commonize slab_cache field in struct page
>       slab: Ignore internal flags in cache creation
>       cgroup: warn about broken hierarchies only after css_online
>       memcg: change defines to an enum
>       memcg: kmem accounting basic infrastructure
>       mm: add a __GFP_KMEMCG flag
>       memcg: kmem controller infrastructure
>       memcg: replace __always_inline with plain inline
>       mm: allocate kernel pages to the right memcg
>       res_counter: return amount of charges after res_counter_uncharge()
>       memcg: kmem accounting lifecycle management
>       memcg: use static branches when code not in use
>       memcg: allow a memcg with kmem charges to be destructed
>       memcg: execute the whole memcg freeing in free_worker()
>       fork: protect architectures where THREAD_SIZE >= PAGE_SIZE against fork bombs
>       memcg: add documentation about the kmem controller
>       slab/slub: struct memcg_params
>       slab: annotate on-slab caches nodelist locks
>       slab/slub: consider a memcg parameter in kmem_create_cache
>       memcg: allocate memory for memcg caches whenever a new memcg appears
>       memcg: simplify ida initialization
>       memcg: infrastructure to match an allocation to the right cache
>       memcg: skip memcg kmem allocations in specified code regions
>       memcg: remove test for current->mm in memcg_stop/resume_kmem_account
>       sl[au]b: always get the cache from its page in kmem_cache_free()
>       sl[au]b: allocate objects from memcg cache
>       memcg: destroy memcg caches
>       move include of workqueue.h to top of slab.h file
>       memcg/sl[au]b: track all the memcg children of a kmem_cache
>       memcg/sl[au]b: shrink dead caches
>       memcg: get rid of once-per-second cache shrinking for dead memcgs
>       memcg: aggregate memcg cache values in slabinfo
>       slab: propagate tunable values
>       slub: slub-specific propagation changes
>       kmem: add slab-specific documentation about the kmem controller
>       memcg: add comments clarifying aspects of cache attribute propagation
>       slub: drop mutex before deleting sysfs entry
>       memcg: debugging facility to access dangling memcgs
> 
> Greg Thelen (3):
>       cgroup: fix lockdep warning for event_control
>       cgroup: list_del_init() on removed events
>       res_counter: delete res_counter_write()
> 
> Hillf Danton (2):
>       mm: numa: split_huge_page: Transfer last_nid on tail page
>       mm: numa: migrate: Set last_nid on newly allocated page
> 
> Hugh Dickins (2):
>       tmpfs: support SEEK_DATA and SEEK_HOLE (reprise)
>       mm: fix kernel BUG at huge_memory.c:1474!
> 
> Ingo Molnar (3):
>       mm: Optimize the TLB flush of sys_mprotect() and change_protection() users
>       mm/rmap: Convert the struct anon_vma::mutex to an rwsem
>       mm/rmap, migration: Make rmap_walk_anon() and try_to_unmap_anon() more scalable
> 
> Jan Kara (1):
>       mm: add comment on storage key dirty bit semantics
> 
> Jeff Liu (2):
>       Documentation/cgroups/memory.txt: s/mem_cgroup_charge/mem_cgroup_change_common/
>       mm/vmscan.c: try_to_freeze() returns boolean
> 
> Jiang Liu (2):
>       mm: introduce new field "managed_pages" to struct zone
>       mm: provide more accurate estimation of pages occupied by memmap
> 
> Jianguo Wu (1):
>       mm/hugetlb: create hugetlb cgroup file in hugetlb_init
> 
> Joonsoo Kim (10):
>       slub: remove one code path and reduce lock contention in __slab_free()
>       mm, highmem: use PKMAP_NR() to calculate an index of pkmap
>       mm, highmem: remove useless pool_lock
>       mm, highmem: remove page_address_pool list
>       mm, highmem: get virtual address of the page using PKMAP_ADDR()
>       avr32, kconfig: remove HAVE_ARCH_BOOTMEM
>       bootmem: fix wrong call parameter for free_bootmem()
>       bootmem: remove not implemented function call, bootmem_arch_preferred_node()
>       bootmem: remove alloc_arch_preferred_bootmem()
>       mm: WARN_ON_ONCE if f_op->mmap() change vma's start address
> 
> Kirill A. Shutemov (16):
>       mm: use IS_ENABLED(CONFIG_NUMA) instead of NUMA_BUILD
>       mm: use IS_ENABLED(CONFIG_COMPACTION) instead of COMPACTION_BUILD
>       thp: huge zero page: basic preparation
>       thp: zap_huge_pmd(): zap huge zero pmd
>       thp: copy_huge_pmd(): copy huge zero page
>       thp: do_huge_pmd_wp_page(): handle huge zero page
>       thp: change_huge_pmd(): make sure we don't try to make a page writable
>       thp: change split_huge_page_pmd() interface
>       thp: implement splitting pmd for huge zero page
>       thp: setup huge zero page on non-write page fault
>       thp: lazy huge zero page allocation
>       thp: implement refcounting for huge zero page
>       thp, vmstat: implement HZP_ALLOC and HZP_ALLOC_FAILED events
>       thp: introduce sysfs knob to disable huge zero page
>       thp: avoid race on multiple parallel page faults to the same page
>       asm-generic, mm: pgtable: consolidate zero page helpers
> 
> Lai Jiangshan (22):
>       memory_hotplug: fix possible incorrect node_states[N_NORMAL_MEMORY]
>       slub, hotplug: ignore unrelated node's hot-adding and hot-removing
>       drivers/base/node.c: cleanup node_state_attr[]
>       mm, memory-hotplug: dynamic configure movable memory and portion memory
>       memory_hotplug: handle empty zone when online_movable/online_kernel
>       memory_hotplug: ensure every online node has NORMAL memory
>       mm: node_states: introduce N_MEMORY
>       cpuset: use N_MEMORY instead N_HIGH_MEMORY
>       procfs: use N_MEMORY instead N_HIGH_MEMORY
>       memcontrol: use N_MEMORY instead N_HIGH_MEMORY
>       oom: use N_MEMORY instead N_HIGH_MEMORY
>       mm,migrate: use N_MEMORY instead N_HIGH_MEMORY
>       mempolicy: use N_MEMORY instead N_HIGH_MEMORY
>       hugetlb: use N_MEMORY instead N_HIGH_MEMORY
>       vmstat: use N_MEMORY instead N_HIGH_MEMORY
>       kthread: use N_MEMORY instead N_HIGH_MEMORY
>       init: use N_MEMORY instead N_HIGH_MEMORY
>       vmscan: use N_MEMORY instead N_HIGH_MEMORY
>       page_alloc: use N_MEMORY instead N_HIGH_MEMORY change the node_states initialization
>       hotplug: update nodemasks management
>       numa: add CONFIG_MOVABLE_NODE for movable-dedicated node
>       memory_hotplug: allow online/offline memory to result movable node
> 
> Lee Schermerhorn (3):
>       mm: mempolicy: Add MPOL_NOOP
>       mm: mempolicy: Check for misplaced page
>       mm: mempolicy: Add MPOL_MF_LAZY
> 
> Li Zhong (1):
>       cgroup: move list add after list head initilization
> 
> Lin Feng (1):
>       mm/bootmem.c: remove unused wrapper function reserve_bootmem_generic()
> 
> Marek Szyprowski (4):
>       mm: cma: skip watermarks check for already isolated blocks in split_free_page()
>       mm: cma: remove watermark hacks
>       mm: use migrate_prep() instead of migrate_prep_local()
>       mm: cma: WARN if freed memory is still in use
> 
> Matthieu CASTET (1):
>       dmapool: make DMAPOOL_DEBUG detect corruption of free marker
> 
> Mel Gorman (26):
>       mm: Check if PTE is already allocated during page fault
>       mm: compaction: Move migration fail/success stats to migrate.c
>       mm: migrate: Add a tracepoint for migrate_pages
>       mm: compaction: Add scanned and isolated counters for compaction
>       mm: numa: Create basic numa page hinting infrastructure
>       mm: migrate: Drop the misplaced pages reference count if the target node is full
>       mm: mempolicy: Use _PAGE_NUMA to migrate pages
>       mm: mempolicy: Implement change_prot_numa() in terms of change_protection()
>       mm: mempolicy: Hide MPOL_NOOP and MPOL_MF_LAZY from userspace for now
>       sched, numa, mm: Count WS scanning against present PTEs, not virtual memory ranges
>       mm: numa: Add pte updates, hinting and migration stats
>       mm: numa: Migrate on reference policy
>       mm: numa: Migrate pages handled during a pmd_numa hinting fault
>       mm: numa: Rate limit the amount of memory that is migrated between nodes
>       mm: numa: Rate limit setting of pte_numa if node is saturated
>       sched: numa: Slowly increase the scanning period as NUMA faults are handled
>       mm: numa: Introduce last_nid to the page frame
>       mm: numa: Use a two-stage filter to restrict pages being migrated for unlikely task<->node relationships
>       mm: sched: Adapt the scanning rate if a NUMA hinting fault does not migrate
>       mm: sched: numa: Control enabling and disabling of NUMA balancing
>       mm: sched: numa: Control enabling and disabling of NUMA balancing if !SCHED_DEBUG
>       mm: sched: numa: Delay PTE scanning until a task is scheduled on a new node
>       mm: numa: Add THP migration for the NUMA working set scanning fault case.
>       mm: numa: Add THP migration for the NUMA working set scanning fault case build fix
>       mm: numa: Account for failed allocations and isolations as migration failures
>       mm: migrate: Account a transhuge page properly when rate limiting
> 
> Michal Hocko (10):
>       memcg: split mem_cgroup_force_empty into reclaiming and reparenting parts
>       memcg: root_cgroup cannot reach mem_cgroup_move_parent
>       memcg: Simplify mem_cgroup_force_empty_list error handling
>       memcg: make mem_cgroup_reparent_charges non failing
>       hugetlb: do not fail in hugetlb_cgroup_pre_destroy
>       memcg: do not check for mm in __mem_cgroup_count_vm_event
>       Merge remote-tracking branch 'tj-cgroups/for-3.8' into mmotm
>       Merge remote-tracking branch 'pekka/slab/next' into mmotm
>       Merge tag 'balancenuma-v11' from git://git.kernel.org/.../mel/linux-balancenuma into mmotm
>       drop_caches: add some documentation and info message
> 
> Michel Lespinasse (15):
>       mm: augment vma rbtree with rb_subtree_gap
>       mm: check rb_subtree_gap correctness
>       mm: vm_unmapped_area() lookup function
>       mm: use vm_unmapped_area() on x86_64 architecture
>       mm: fix cache coloring on x86_64 architecture
>       mm: use vm_unmapped_area() in hugetlbfs
>       mm: use vm_unmapped_area() in hugetlbfs on i386 architecture
>       mm: use vm_unmapped_area() on mips architecture
>       mm: use vm_unmapped_area() on arm architecture
>       mm: use vm_unmapped_area() on sh architecture
>       mm: use vm_unmapped_area() on sparc32 architecture
>       mm: use vm_unmapped_area() in hugetlbfs on tile architecture
>       mm: use vm_unmapped_area() on sparc64 architecture
>       mm: use vm_unmapped_area() in hugetlbfs on sparc64 architecture
>       mm: protect against concurrent vma expansion
> 
> Mike Yoknis (1):
>       mm: memmap_init_zone() performance improvement
> 
> Namjae Jeon (2):
>       cgroup: update Documentation/cgroups/00-INDEX
>       writeback: remove nr_pages_dirtied arg from balance_dirty_pages_ratelimited_nr()
> 
> Naoya Horiguchi (5):
>       mm: hwpoison: fix action_result() to print out dirty/clean
>       hwpoison, hugetlbfs: fix "bad pmd" warning in unmapping hwpoisoned hugepage
>       hwpoison, hugetlbfs: fix RSS-counter warning
>       mm/hugetlb.c: fix warning on freeing hwpoisoned hugepage
>       mm: print out information of file affected by memory error
> 
> Oleg Nesterov (1):
>       freezer: change ptrace_stop/do_signal_stop to use freezable_schedule()
> 
> Pekka Enberg (1):
>       Merge branch 'slab/procfs' into slab/next
> 
> Peter Zijlstra (6):
>       mm: Count the number of pages affected in change_protection()
>       mm: mempolicy: Make MPOL_LOCAL a real policy
>       mm: migrate: Introduce migrate_misplaced_page()
>       mm: numa: Add fault driven placement and migration
>       mm: sched: numa: Implement constant, per task Working Set Sampling (WSS) rate
>       mm: sched: numa: Implement slow start for working set sampling
> 
> Petr Holasek (1):
>       KSM: numa awareness sysfs knob
> 
> Rabin Vincent (1):
>       mm: show migration types in show_mem
> 
> Rafael Aquini (7):
>       mm: adjust address_space_operations.migratepage() return code
>       mm: redefine address_space.assoc_mapping
>       mm: introduce a common interface for balloon pages mobility
>       mm: introduce compaction and migration for ballooned pages
>       virtio_balloon: introduce migration primitives to balloon pages
>       mm: introduce putback_movable_pages()
>       mm: add vm event counters for balloon pages compaction
> 
> Randy Dunlap (1):
>       mm: fix slab.c kernel-doc warnings
> 
> Rik van Riel (7):
>       x86: mm: only do a local tlb flush in ptep_set_access_flags()
>       x86: mm: drop TLB flush from ptep_set_access_flags
>       mm,generic: only flush the local TLB in ptep_set_access_flags
>       x86/mm: Introduce pte_accessible()
>       mm: Only flush the TLB when clearing an accessible pte
>       mm,vmscan: only evict file pages when we have plenty
>       mm: rearrange vm_area_struct for fewer cache misses
> 
> Shaohua Li (1):
>       swap: add a simple detector for inappropriate swapin readahead
> 
> Suleiman Souhlal (2):
>       memcg: make it possible to use the stock for more than one page
>       memcg: reclaim when more than one page needed
> 
> Tang Chen (2):
>       mm/memory_hotplug.c: update start_pfn in zone and pg_data when spanned_pages == 0.
>       memory-hotplug: document and enable CONFIG_MOVABLE_NODE
> 
> Tao Ma (2):
>       cgroup: set 'start' with the right value in cgroup_path.
>       cgroup: remove obsolete guarantee from cgroup_task_migrate.
> 
> Tejun Heo (51):
>       cgroup: cgroup_subsys->fork() should be called after the task is added to css_set
>       freezer: add missing mb's to freezer_count() and freezer_should_skip()
>       cgroup_freezer: make it official that writes to freezer.state don't fail
>       cgroup_freezer: don't stall transition to FROZEN for PF_NOFREEZE or PF_FREEZER_SKIP tasks
>       cgroup_freezer: allow moving tasks in and out of a frozen cgroup
>       cgroup_freezer: prepare update_if_frozen() for locking change
>       cgroup_freezer: don't use cgroup_lock_live_group()
>       cgroup: kill cgroup_subsys->__DEPRECATED_clear_css_refs
>       cgroup: kill CSS_REMOVED
>       cgroup: use cgroup_lock_live_group(parent) in cgroup_create()
>       cgroup: deactivate CSS's and mark cgroup dead before invoking ->pre_destroy()
>       cgroup: remove CGRP_WAIT_ON_RMDIR, cgroup_exclude_rmdir() and cgroup_release_and_wakeup_rmdir()
>       cgroup: make ->pre_destroy() return void
>       Merge branch 'cgroup-rmdir-updates' into cgroup/for-3.8
>       Merge branch 'cgroup/for-3.7-fixes' into cgroup/for-3.8
>       device_cgroup: add lockdep asserts
>       cgroup: add cgroup_subsys->post_create()
>       cgroup: use rculist ops for cgroup->children
>       cgroup: implement generic child / descendant walk macros
>       cgroup_freezer: trivial cleanups
>       cgroup_freezer: prepare freezer_change_state() for full hierarchy support
>       cgroup_freezer: make freezer->state mask of flags
>       cgroup_freezer: introduce CGROUP_FREEZING_[SELF|PARENT]
>       cgroup_freezer: add ->post_create() and ->pre_destroy() and track online state
>       cgroup_freezer: implement proper hierarchy support
>       cgroup: remove incorrect dget/dput() pair in cgroup_create_dir()
>       cgroup: initialize cgrp->allcg_node in init_cgroup_housekeeping()
>       cgroup: open-code cgroup_create_dir()
>       cgroup: create directory before linking while creating a new cgroup
>       cgroup: cgroup->dentry isn't a RCU pointer
>       cgroup: make CSS_* flags bit masks instead of bit positions
>       cgroup: trivial cleanup for cgroup_init/load_subsys()
>       cgroup: lock cgroup_mutex in cgroup_init_subsys()
>       cgroup: fix harmless bugs in cgroup_load_subsys() fail path and cgroup_unload_subsys()
>       cgroup: separate out cgroup_destroy_locked()
>       cgroup: introduce CSS_ONLINE flag and on/offline_css() helpers
>       cgroup: simplify cgroup_load_subsys() failure path
>       cgroup: use mutex_trylock() when grabbing i_mutex of a new cgroup directory
>       cgroup: update cgroup_create() failure path
>       cgroup: allow ->post_create() to fail
>       cgroup: rename ->create/post_create/pre_destroy/destroy() to ->css_alloc/online/offline/free()
>       cgroup: s/CGRP_CLONE_CHILDREN/CGRP_CPUSET_CLONE_CHILDREN/
>       cgroup, cpuset: remove cgroup_subsys->post_clone()
>       cgroup: add cgroup->id
>       netcls_cgroup: move config inheritance to ->css_online() and remove .broken_hierarchy marking
>       netprio_cgroup: simplify write_priomap()
>       netprio_cgroup: shorten variable names in extend_netdev_table()
>       netprio_cgroup: reimplement priomap expansion
>       netprio_cgroup: use cgroup->id instead of cgroup_netprio_state->prioidx
>       netprio_cgroup: implement netprio[_set]_prio() helpers
>       netprio_cgroup: allow nesting and inherit config on cgroup creation
> 
> Thierry Reding (1):
>       mm: compaction: Fix compiler warning
> 
> Wanpeng Li (1):
>       mm/memblock: reduce overhead in binary search
> 
> Wen Congyang (7):
>       memory-hotplug: skip HWPoisoned page when offlining pages
>       memory-hotplug: update mce_bad_pages when removing the memory
>       memory-hotplug: auto offline page_cgroup when onlining memory block failed
>       memory-hotplug: fix NR_FREE_PAGES mismatch
>       numa: convert static memory to dynamically allocated memory for per node device
>       memory-hotplug, mm/sparse.c: clear the memory to store struct page
>       memory-hotplug: allocate zone's pcp before onlining pages
> 
> Will Deacon (1):
>       mm: thp: set the accessed flag for old pages on access fault
> 
> Xi Wang (2):
>       drivers/usb/gadget/amd5536udc.c: avoid calling dma_pool_create() with NULL dev
>       mm/dmapool.c: fix null dev in dma_pool_create()
> 
> Yan Hong (3):
>       writeback: fix a typo in comment
>       fs/buffer.c: do not inline exported function
>       fs/buffer.c: remove redundant initialization in alloc_page_buffers()
> 
> Yasuaki Ishimatsu (3):
>       memory hotplug: suppress "Device memoryX does not have a release() function" warning
>       memory-hotplug: suppress "Device nodeX does not have a release() function" warning
>       mm: cleanup register_node()
> -- 
> Michal Hocko
> SUSE Labs
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-- 
Michal Hocko
SUSE Labs