memory management · Maintained

Maintainers

• M Andrew Morton <akpm@linux-foundation.org>

Paths

• F mm/
• F tools/mm/

Last 30 days

Recent patches

Most-recent 30 patches in this subsystem on linux-ext4 (capped at 30), ordered by date desc.

• COLD26d [PATCH 12/12] swap: move swap_info_struct to mm/swap.h
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 11/12] swap: move struct swap_extent to swapfile.c
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 10/12] swap: add a swap_activate_fs_ops helper
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 09/12] swap: push down setting sis->bdev into ->swap_activate
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 06/12] swap,block: move the block device swapon code into block/fops.c
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 05/12] swap: cleanup setup_swap_extents
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 04/12] swap: restrict to regular files or block devices
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 03/12] swap,fs: move swapfile operations to struct file_operations
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 02/12] swap: move boilerplate code into the core swap code
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• COLD26d [PATCH 01/12] swap: remove the maxpages variable in sys_swapon
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• STALE73d REVIEWED: 4 (4M) [PATCH 24/42] hugetlbfs: Stop using i_private_data
  2026-03-26 · Jan Kara <jack@suse.cz>
• STALE79d [PATCH 22/41] hugetlbfs: Stop using i_private_data
  2026-03-20 · Jan Kara <jack@suse.cz>
• STALE78d [PATCH 18/53] shmem: use d_duplicate()
  2026-03-12 · NeilBrown <hidden>
• COLD58d [PATCH 33/61] mm: Prefer IS_ERR_OR_NULL over manual NULL check
  2026-03-10 · Philipp Hahn <hidden>
• STALE95d [PATCH] mm/slab: fix an incorrect check in obj_exts_alloc_size()
  2026-03-09 · Harry Yoo <hidden>
• STALE95d Re: [BUG] WARNING in alloc_slab_obj_exts triggered by __d_alloc
  2026-03-09 · Harry Yoo <hidden>
• STALE95d [PATCH 12/32] hugetlbfs: Stop using i_private_data
  2026-03-03 · Jan Kara <jack@suse.cz>
• STALE106d [PATCH] mm: fix pagecache_isize_extended() early-return bypass for large folio mappings
  2026-02-26 · Morduan Zang <hidden>
• STALE107d [PATCH v1] mm: annotate data race of f_ra.prev_pos
  2026-02-26 · Jiayuan Chen <hidden>
• STALE102d [PATCH] block: remove bdev_nonrot()
  2026-02-26 · Damien Le Moal <dlemoal@kernel.org>
• STALE99d [PATCH v2 4/4] folio_batch: Rename PAGEVEC_SIZE to FOLIO_BATCH_SIZE
  2026-02-25 · Tal Zussman <hidden>
• STALE99d [PATCH v2 3/4] folio_batch: Rename pagevec.h to folio_batch.h
  2026-02-25 · Tal Zussman <hidden>
• STALE106d [PATCH RFC v2 1/2] filemap: defer dropbehind invalidation from IRQ context
  2026-02-25 · Tal Zussman <hidden>
• STALE115d Re: fsverity speedup and memory usage optimization v5
  2026-02-02 · Eric Biggers <ebiggers@kernel.org>
• STALE115d LANDED [PATCH 02/11] readahead: push invalidate_lock out of page_cache_ra_unbounded
  2026-02-02 · Christoph Hellwig <hch@lst.de>
• STALE122d Re: [PATCH v2 07/13] mm: update secretmem to use VMA flags on mmap_prepare
  2026-01-28 · Lorenzo Stoakes <hidden>
• STALE122d Re: [PATCH v2 08/13] mm: update shmem_[kernel]_file_*() functions to use vma_flags_t
  2026-01-23 · Lorenzo Stoakes <hidden>
• STALE122d [PATCH v2 10/13] mm: make vm_area_desc utilise vma_flags_t only
  2026-01-22 · Lorenzo Stoakes <hidden>
• STALE122d [PATCH v2 02/13] mm: rename vma_flag_test/set_atomic() to vma_test/set_atomic_flag()
  2026-01-22 · Lorenzo Stoakes <hidden>
• STALE122d [PATCH v2 07/13] mm: update secretmem to use VMA flags on mmap_prepare
  2026-01-22 · Lorenzo Stoakes <hidden>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE142d REVIEWED: 9 (9M) [PATCH v2 03/31] tmpfs: add EXPORT_OP_STABLE_HANDLES flag to export operations
  2026-01-19 · Jeff Layton <jlayton@kernel.org> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• COLD20d [PATCH v18 22/42] dept: track PG_locked with dept
  2025-12-05 · Byungchul Park <byungchul@sk.com>
• COLD20d [PATCH v18 27/42] dept: assign dept map to mmu notifier invalidation synchronization
  2025-12-05 · Byungchul Park <byungchul@sk.com>
• COLD20d [PATCH v18 40/42] dept: track PG_writeback with dept
  2025-12-05 · Byungchul Park <byungchul@sk.com>
• STALE165d [PATCH V4 2/8] mm/slab: allow specifying free pointer offset when using constructor
  2025-12-22 · Harry Yoo <hidden>
• STALE152d [PATCH V5 2/8] mm/slab: allow specifying free pointer offset when using constructor
  2026-01-05 · Harry Yoo <hidden>
• STALE151d [PATCH V6 2/9] mm/slab: allow specifying free pointer offset when using constructor
  2026-01-13 · Harry Yoo <hidden>
• STALE151d [PATCH V6 4/9] mm/slab: abstract slabobj_ext access via new slab_obj_ext() helper
  2026-01-13 · Harry Yoo <hidden>
• STALE151d [PATCH V6 7/9] mm/slab: save memory by allocating slabobj_ext array from leftover
  2026-01-13 · Harry Yoo <hidden>
• STALE144d [PATCH 05/12] mm: update hugetlbfs to use VMA flags on mmap_prepare
  2026-01-19 · Lorenzo Stoakes <hidden>
• STALE144d [PATCH 01/12] mm: rename vma_flag_test/set_atomic() to vma_test/set_atomic_flag()
  2026-01-19 · Lorenzo Stoakes <hidden>