xarray · Supported

Maintainers

• M Matthew Wilcox <willy@infradead.org>

Paths

• F Documentation/core-api/idr.rst
• F Documentation/core-api/xarray.rst
• F include/linux/idr.h
• F include/linux/xarray.h
• F lib/idr.c
• F lib/region_alloc_benchmark.c
• F lib/test_xarray.c
• F lib/xarray.c
• F tools/testing/radix-tree

Last 30 days

Most active threads (last 7 days)

• WARM2d [PATCH 00/17] Treewide: enforce static storage for object initializers
  2026-09-15 03:13 · 2 replies in 7d · Yury Norov <hidden>

Recent patches

Most-recent 7 patches in this subsystem on virtualization, ordered by date desc.

• WARM2d [PATCH 08/17] idr: enforce the static-storage contract of DEFINE_IDR()
  2026-09-15 · Yury Norov <hidden>
• WARM2d [PATCH 07/17] xarray: assert static storage for DEFINE_XARRAY_FLAGS()
  2026-09-15 · Yury Norov <hidden>
• STALE3201d [PATCH v18 01/10] idr: add #include <linux/bug.h>
  2017-11-29 · Wei Wang <hidden>
• STALE4766d Re: [PATCH-v3 1/4] idr: Percpu ida
  2013-08-28 · Kent Overstreet <hidden>
• STALE4766d [PATCH] percpu ida: Switch to cpumask_t, add some comments
  2013-08-28 · Kent Overstreet <hidden>
• STALE4766d [PATCH-v3 1/4] idr: Percpu ida
  2013-08-17 · Nicholas A. Bellinger <hidden>
• STALE5441d Re: [PATCH 1/1] [virt] virtio-blk: Use ida to allocate disk index
  2011-06-15 · Rusty Russell <hidden>