slab allocator · Maintained

Maintainers

• M Vlastimil Babka <vbabka@kernel.org>
• M Harry Yoo <harry@kernel.org>
• M Andrew Morton <akpm@linux-foundation.org>
• R Hao Li <hao.li@linux.dev>
• R Christoph Lameter <cl@gentwo.org>
• R David Rientjes <rientjes@google.com>
• R Roman Gushchin <roman.gushchin@linux.dev>

Paths

• F Documentation/admin-guide/mm/slab.rst
• F Documentation/mm/slab.rst
• F include/linux/mempool.h
• F include/linux/slab.h
• F lib/tests/slub_kunit.c
• F mm/failslab.c
• F mm/mempool.c
• F mm/slab.h
• F mm/slab_common.c
• F mm/slub.c
• F scripts/gdb/linux/slab.py
• F tools/cgroup/memcg_slabinfo.py
• F tools/include/linux/slab.h
• F tools/lib/slab.c
• F tools/mm/slabinfo-gnuplot.sh
• F tools/mm/slabinfo.c

Last 30 days

Recent patches

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

• COLD18d [PATCH 1/3] mm: make mempool_alloc_from_pool() return bool
  2026-08-06 · Eric Biggers <ebiggers@kernel.org>
• COLD18d [PATCH 2/3] mm: support fallible mempool_alloc_bulk()
  2026-08-06 · Eric Biggers <ebiggers@kernel.org>
• STALE88d [PATCH] mempool: optimize mempool resizing
  2026-06-25 · Vitaly Wool <hidden>
• STALE116d [PATCH] mm: simplify the mempool_alloc_bulk API
  2026-06-02 · Christoph Hellwig <hch@lst.de>
• STALE199d Re: [Regression] mm:slab/sheaves: severe performance regression in cross-CPU slab allocation
  2026-03-11 · Harry Yoo <hidden>
• STALE199d Re: [Regression] mm:slab/sheaves: severe performance regression in cross-CPU slab allocation
  2026-03-06 · Ming Lei <hidden>
• STALE199d Re: [Regression] mm:slab/sheaves: severe performance regression in cross-CPU slab allocation
  2026-02-26 · "Vlastimil Babka (SUSE)" <vbabka@kernel.org>
• STALE199d Re: [Regression] mm:slab/sheaves: severe performance regression in cross-CPU slab allocation
  2026-02-25 · "Vlastimil Babka (SUSE)" <vbabka@kernel.org>
• STALE216d [PATCH v1 02/11] mm/slub: zero page->private when freeing pages
  2026-02-23 · Zi Yan <ziy@nvidia.com>
• STALE317d REVIEWED: 1 (0M) [PATCH] mm/mempool: fix poisoning order>0 pages with HIGHMEM
  2025-11-13 · Vlastimil Babka <hidden>
• STALE318d Re: poison_element vs highmem, was Re: [linux-next:master] [block] ec7f31b2a2: BUG:unable_to_handle_page_fault_for_address
  2025-11-12 · Vlastimil Babka <hidden>
• STALE317d [PATCH 3/9] mempool: add mempool_{alloc,free}_bulk
  2025-10-31 · Christoph Hellwig <hch@lst.de>
• STALE317d [PATCH 2/9] mempool: add error injection support
  2025-10-31 · Christoph Hellwig <hch@lst.de>
• STALE317d [PATCH 1/9] mempool: update kerneldoc comments
  2025-10-31 · Christoph Hellwig <hch@lst.de>
• STALE335d [PATCH 1/3] slab, block: generalize bvec_alloc_gfp
  2025-10-23 · Christoph Hellwig <hch@lst.de>
• STALE563d Re: Kernel oops with 6.14 when enabling TLS
  2025-03-03 · Matthew Wilcox <willy@infradead.org>
• STALE726d [PATCH] mm, slab: fix use of SLAB_SUPPORTS_SYSFS in kmem_cache_release()
  2024-10-01 · Nilay Shroff <hidden>
• STALE726d Re: [bug report] kmemleak observed after blktests block/001
  2024-10-01 · Nilay Shroff <hidden>
• STALE718d Re: [PATCH 00/14] replace call_rcu by kfree_rcu for simple kmem_cache_free callback
  2024-06-17 · Vlastimil Babka <hidden>
• STALE718d Re: [PATCH 00/14] replace call_rcu by kfree_rcu for simple kmem_cache_free callback
  2024-06-17 · "Jason A. Donenfeld" <Jason@zx2c4.com>
• STALE718d Re: [PATCH 00/14] replace call_rcu by kfree_rcu for simple kmem_cache_free callback
  2024-06-14 · Uladzislau Rezki <urezki@gmail.com>
• STALE1028d [PATCH 2/2] mm, treewide: Rename MAX_ORDER to MAX_PAGE_ORDER
  2023-11-21 · Kirill A. Shutemov <hidden>
• STALE1319d [v2 PATCH 3/5] mm: mempool: introduce page bulk allocator
  2023-02-14 · Yang Shi <hidden>
• STALE1319d [v2 PATCH 2/5] mm: mempool: extract the common initialization and alloc code
  2023-02-14 · Yang Shi <hidden>
• STALE1411d LANDED [PATCH for-next v4 1/6] mempool: introduce mempool_is_saturated
  2022-11-02 · Pavel Begunkov <asml.silence@gmail.com>
• STALE1430d [PATCH for-6.1 1/2] mempool: introduce mempool_is_saturated
  2022-10-27 · Pavel Begunkov <asml.silence@gmail.com>
• STALE1441d REVIEWED: 29 (28M) [PATCH v6 1/7] treewide: use prandom_u32_max() when possible, part 1
  2022-10-10 · "Jason A. Donenfeld" <Jason@zx2c4.com>
• STALE1449d REVIEWED: 2 (1M) [PATCH v5 1/7] treewide: use prandom_u32_max() when possible, part 1
  2022-10-08 · "Jason A. Donenfeld" <Jason@zx2c4.com>
• STALE1450d REVIEWED: 2 (1M) [PATCH v4 1/6] treewide: use prandom_u32_max() when possible, mechanically
  2022-10-07 · "Jason A. Donenfeld" <Jason@zx2c4.com>
• STALE1450d REVIEWED: 2 (1M) [PATCH v3 1/5] treewide: use prandom_u32_max() when possible
  2022-10-06 · "Jason A. Donenfeld" <Jason@zx2c4.com>