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Date: Fri, 03 Oct 2014 20:40:04 +0900 From: Satoru Takeuchi <satoru.takeuchi@...il.com> To: Jiri Slaby <jslaby@...e.cz> Cc: stable@...r.kernel.org, linux@...ck-us.net, satoru.takeuchi@...il.com, shuah.kh@...sung.com, linux-kernel@...r.kernel.org Subject: Re: [PATCH 3.12 00/96] 3.12.30-stable review At Wed, 1 Oct 2014 10:57:39 +0200, Jiri Slaby wrote: > > This is the start of the stable review cycle for the 3.12.30 release. > There are 96 patches in this series, all will be posted as a response > to this one. If anyone has any issues with these being applied, please > let me know. > > This one is special. First, it is rounded (30). Second, most of the > patches are performance improvements. They are coming from SUSE > Enterprise Linux and all are backed by proper testing and performance > measurements. All this patchset was prepared and sent by Mel Gorman > with a support of other patchers from SUSE. Thanks to all of them. > > As this is special, I am gicing a whole week for responses. So > responses should be made by Wed Oct 8 09:12:02 CEST 2014. Anything > received after that time might be too late. > > The whole patch series can be found in one patch at: > http://kernel.org/pub/linux/kernel/people/jirislaby/stable-review/patch-3.12.30-rc1.xz > and the diffstat can be found below. > > thanks, > js This kernel passed my test. - Test Cases: - Build this kernel. - Boot this kernel. - Build the latest mainline kernel with this kernel. - Test Tool: https://github.com/satoru-takeuchi/test-linux-stable - Test Result (kernel .config, ktest config and test log): http://satoru-takeuchi.org/test-linux-stable/results/<version>-<test datetime>.tar.xz - Build Environment: - OS: Debian Jessy x86_64 - CPU: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz x 4 - memory: 8GB - Test Target Environment: - Debian Jessy x86_64 (KVM guest on the Build Environment) - # of vCPU: 2 - memory: 2GB Thanks, Satoru > > =============== > > > Al Viro (1): > callers of iov_copy_from_user_atomic() don't need pagecache_disable() > > Bob Liu (2): > mm: thp: cleanup: mv alloc_hugepage to better place > mm: thp: khugepaged: add policy for finding target node > > Christoph Lameter (1): > vmscan: reclaim_clean_pages_from_list() must use mod_zone_page_state() > > Damien Ramonda (1): > readahead: fix sequential read cache miss detection > > Dan Streetman (4): > swap: change swap_info singly-linked list to list_head > lib/plist: add helper functions > lib/plist: add plist_requeue > swap: change swap_list_head to plist, add swap_avail_head > > Dave Chinner (1): > fs/superblock: unregister sb shrinker before ->kill_sb() > > David Rientjes (9): > mm, compaction: avoid isolating pinned pages > mm, compaction: determine isolation mode only once > mm, compaction: ignore pageblock skip when manually invoking > compaction > mm, migration: add destination page freeing callback > mm, compaction: return failed migration target pages back to freelist > mm, compaction: add per-zone migration pfn cache for async compaction > mm, compaction: embed migration mode in compact_control > mm, compaction: terminate async compaction when rescheduling > mm, thp: only collapse hugepages to nodes with affinity for > zone_reclaim_mode > > Davidlohr Bueso (1): > mm: per-thread vma caching > > Fabian Frederick (1): > mm/readahead.c: inline ra_submit > > Han Pingtian (1): > mm: prevent setting of a value less than 0 to min_free_kbytes > > Heesub Shin (1): > mm/compaction: clean up unused code lines > > Hugh Dickins (4): > mm: fix bad rss-counter if remap_file_pages raced migration > mm: fix direct reclaim writeback regression > shmem: fix init_page_accessed use to stop !PageLRU bug > mm/memory.c: use entry = ACCESS_ONCE(*pte) in handle_pte_fault() > > Jens Axboe (1): > mm/filemap.c: avoid always dirtying mapping->flags on O_DIRECT > > Jerome Marchand (2): > mm: make copy_pte_range static again > memcg, vmscan: Fix forced scan of anonymous pages > > Jianyu Zhan (1): > mm/swap.c: clean up *lru_cache_add* functions > > Johannes Weiner (5): > lib: radix-tree: add radix_tree_delete_item() > mm: shmem: save one radix tree lookup when truncating swapped pages > mm: filemap: move radix tree hole searching here > mm + fs: prepare for non-page entries in page cache radix trees > mm: madvise: fix MADV_WILLNEED on shmem swapouts > > Joonsoo Kim (7): > slab: correct pfmemalloc check > mm/compaction: disallow high-order page for migration target > mm/compaction: do not call suitable_migration_target() on every page > mm/compaction: change the timing to check to drop the spinlock > mm/compaction: check pageblock suitability once per pageblock > mm/compaction: clean-up code on success of ballon isolation > vmalloc: use rcu list iterator to reduce vmap_area_lock contention > > KOSAKI Motohiro (2): > mm: get rid of unnecessary overhead of trace_mm_page_alloc_extfrag() > mm: __rmqueue_fallback() should respect pageblock type > > Linus Torvalds (1): > mm: don't pointlessly use BUG_ON() for sanity check > > Mel Gorman (30): > mm, x86: Account for TLB flushes only when debugging > x86/mm: Clean up inconsistencies when flushing TLB ranges > x86/mm: Eliminate redundant page table walk during TLB range flushing > mm: compaction: trace compaction begin and end > mm: optimize put_mems_allowed() usage > mm: vmscan: use proportional scanning during direct reclaim and full > scan at DEF_PRIORITY > mm: page_alloc: do not update zlc unless the zlc is active > mm: page_alloc: do not treat a zone that cannot be used for dirty > pages as "full" > include/linux/jump_label.h: expose the reference count > mm: page_alloc: use jump labels to avoid checking number_of_cpusets > mm: page_alloc: calculate classzone_idx once from the zonelist ref > mm: page_alloc: only check the zone id check if pages are buddies > mm: page_alloc: only check the alloc flags and gfp_mask for dirty once > mm: page_alloc: take the ALLOC_NO_WATERMARK check out of the fast path > mm: page_alloc: use unsigned int for order in more places > mm: page_alloc: reduce number of times page_to_pfn is called > mm: page_alloc: convert hot/cold parameter and immediate callers to > bool > mm: page_alloc: lookup pageblock migratetype with IRQs enabled during > free > mm: shmem: avoid atomic operation during shmem_getpage_gfp > mm: do not use atomic operations when releasing pages > mm: do not use unnecessary atomic operations when adding pages to the > LRU > fs: buffer: do not use unnecessary atomic operations when discarding > buffers > mm: non-atomically mark page accessed during page cache allocation > where possible > mm: avoid unnecessary atomic operations during end_page_writeback() > mm: pagemap: avoid unnecessary overhead when tracepoints are > deactivated > mm: rearrange zone fields into read-only, page alloc, statistics and > page reclaim lines > mm: move zone->pages_scanned into a vmstat counter > mm: vmscan: only update per-cpu thresholds for online CPU > mm: page_alloc: abort fair zone allocation policy when remotes nodes > are encountered > mm: page_alloc: reduce cost of the fair zone allocation policy > > Michal Hocko (1): > mm: exclude memoryless nodes from zone_reclaim > > Nishanth Aravamudan (1): > hugetlb: ensure hugepage access is denied if hugepages are not > supported > > Raghavendra K T (1): > mm/readahead.c: fix readahead failure for memoryless NUMA nodes and > limit readahead pages > > Sasha Levin (1): > mm: remove read_cache_page_async() > > Shaohua Li (2): > swap: add a simple detector for inappropriate swapin readahead > x86/mm: In the PTE swapout page reclaim case clear the accessed bit > instead of flushing the TLB > > Tim Chen (1): > fs/superblock: avoid locking counting inodes and dentries before > reclaiming them > > Vladimir Davydov (4): > mm: vmscan: shrink all slab objects if tight on memory > mm: vmscan: call NUMA-unaware shrinkers irrespective of nodemask > mm: vmscan: respect NUMA policy mask when shrinking slab on direct > reclaim > mm: vmscan: shrink_slab: rename max_pass -> freeable > > Vlastimil Babka (8): > mm: compaction: encapsulate defer reset logic > mm: compaction: do not mark unmovable pageblocks as skipped in async > compaction > mm: compaction: reset scanner positions immediately when they meet > mm/compaction: cleanup isolate_freepages() > mm/compaction: do not count migratepages when unnecessary > mm/compaction: avoid rescanning pageblocks in isolate_freepages > mm, compaction: properly signal and act upon lock and need_sched() > contention > mm/page_alloc: prevent MIGRATE_RESERVE pages from being misplaced > > Yasuaki Ishimatsu (1): > mm: get rid of unnecessary pageblock scanning in > setup_zone_migrate_reserve > > arch/tile/mm/homecache.c | 2 +- > arch/unicore32/include/asm/mmu_context.h | 4 +- > arch/x86/include/asm/tlbflush.h | 6 +- > arch/x86/kernel/cpu/mtrr/generic.c | 4 +- > arch/x86/mm/pgtable.c | 21 +- > arch/x86/mm/tlb.c | 52 +--- > fs/btrfs/compression.c | 2 +- > fs/btrfs/extent_io.c | 15 +- > fs/btrfs/file.c | 10 +- > fs/buffer.c | 28 +- > fs/cramfs/inode.c | 3 +- > fs/exec.c | 5 +- > fs/ext4/mballoc.c | 14 +- > fs/f2fs/checkpoint.c | 1 - > fs/f2fs/node.c | 2 - > fs/fuse/dev.c | 2 +- > fs/fuse/file.c | 4 - > fs/gfs2/aops.c | 1 - > fs/gfs2/meta_io.c | 4 +- > fs/hugetlbfs/inode.c | 5 + > fs/jffs2/fs.c | 2 +- > fs/nfs/blocklayout/blocklayout.c | 2 +- > fs/ntfs/attrib.c | 1 - > fs/ntfs/file.c | 1 - > fs/proc/task_mmu.c | 3 +- > fs/super.c | 16 +- > include/linux/compaction.h | 20 +- > include/linux/cpuset.h | 56 ++-- > include/linux/gfp.h | 4 +- > include/linux/huge_mm.h | 4 - > include/linux/hugetlb.h | 10 + > include/linux/jump_label.h | 20 +- > include/linux/migrate.h | 11 +- > include/linux/mm.h | 11 +- > include/linux/mm_types.h | 4 +- > include/linux/mmzone.h | 233 ++++++++------- > include/linux/page-flags.h | 6 +- > include/linux/pageblock-flags.h | 33 +-- > include/linux/pagemap.h | 131 +++++++-- > include/linux/pagevec.h | 5 + > include/linux/plist.h | 45 +++ > include/linux/radix-tree.h | 5 +- > include/linux/sched.h | 7 + > include/linux/shmem_fs.h | 1 + > include/linux/swap.h | 30 +- > include/linux/swapfile.h | 2 +- > include/linux/vm_event_item.h | 4 +- > include/linux/vmacache.h | 38 +++ > include/linux/vmstat.h | 8 + > include/trace/events/compaction.h | 67 ++++- > include/trace/events/kmem.h | 10 +- > include/trace/events/pagemap.h | 16 +- > kernel/cpuset.c | 16 +- > kernel/debug/debug_core.c | 14 +- > kernel/fork.c | 7 +- > lib/plist.c | 52 ++++ > lib/radix-tree.c | 106 ++----- > mm/Makefile | 2 +- > mm/compaction.c | 347 +++++++++++++---------- > mm/filemap.c | 470 +++++++++++++++++++++---------- > mm/fremap.c | 28 +- > mm/frontswap.c | 13 +- > mm/huge_memory.c | 93 ++++-- > mm/hugetlb.c | 17 +- > mm/internal.h | 22 +- > mm/madvise.c | 2 +- > mm/memory-failure.c | 4 +- > mm/memory.c | 4 +- > mm/memory_hotplug.c | 2 +- > mm/mempolicy.c | 16 +- > mm/migrate.c | 56 ++-- > mm/mincore.c | 20 +- > mm/mmap.c | 55 ++-- > mm/nommu.c | 24 +- > mm/page_alloc.c | 423 ++++++++++++++++------------ > mm/readahead.c | 37 +-- > mm/shmem.c | 133 +++------ > mm/slab.c | 12 +- > mm/slub.c | 16 +- > mm/swap.c | 101 ++++++- > mm/swap_state.c | 65 ++++- > mm/swapfile.c | 224 ++++++++------- > mm/truncate.c | 74 ++++- > mm/vmacache.c | 114 ++++++++ > mm/vmalloc.c | 6 +- > mm/vmscan.c | 144 ++++++---- > mm/vmstat.c | 13 +- > 87 files changed, 2366 insertions(+), 1357 deletions(-) > create mode 100644 include/linux/vmacache.h > create mode 100644 mm/vmacache.c > > -- > 2.1.0 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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