179 commits

Author	SHA1	Message	Date
daanx	70115d8b8c	small fixes	2024-12-06 23:25:53 -08:00
daanx	659a9dd51d	fix page info size and order; atomic page flags	2024-12-06 22:37:59 -08:00
daanx	5a5943ad33	record max_clear bit	2024-12-06 21:03:33 -08:00
daanx	ec9c61c066	initial no more pairmap	2024-12-06 14:53:24 -08:00
daanx	bc67be4d79	small adjustments	2024-12-04 21:40:57 -08:00
daanx	afe9089152	more documentation; better pairmap find_and_set_to_busy, busy flag is now 0x10	2024-12-04 19:15:55 -08:00
daanx	bc7fe399b1	large bitmaps working; lock on arena_reserve	2024-12-03 23:35:33 -08:00
daanx	e5fdd6e110	wip: initial large bitmaps	2024-12-03 22:43:14 -08:00
daanx	8d9c725482	increase MAX_OBJ_SLICES to a full chunk (32MiB)	2024-12-03 17:27:43 -08:00
daanx	666c089fc8	revise free reclaim; ensure unown cannot race with a free	2024-12-03 10:51:13 -08:00
daanx	bd5f7de3f4	can run basic test	2024-12-02 20:21:35 -08:00
daanx	fe5a314114	add base and size to OS memid	2024-12-02 19:31:36 -08:00
daanx	5e95ebc7a0	fix free stats	2024-12-02 17:46:41 -08:00
daanx	c9abfe8253	wip: can run mstress	2024-12-02 16:24:40 -08:00
daanx	d96c134566	wip: initial version with eager abandonment	2024-12-02 16:01:45 -08:00
daanx	69ac69abac	wip: use epoch with 512bit chunks	2024-12-02 00:31:08 -08:00
daanx	1d7a9f62a5	bug fixes	2024-12-01 12:54:16 -08:00
daanx	8f2a5864b8	pass all debug tests	2024-11-30 22:54:57 -08:00
daanx	9ebe941ce0	first version that passes the make test	2024-11-30 20:21:32 -08:00
daanx	f8d04dc2bc	compile with clang and gcc	2024-11-30 12:41:11 -08:00
daanx	d15e83030e	wip: rename arena blocks to slices	2024-11-30 12:16:41 -08:00
daanx	188294a0df	wip: bug fixes	2024-11-30 11:12:39 -08:00
daanx	9d904e8643	wip: bug fixes	2024-11-30 10:39:30 -08:00
daanx	978d844e15	wip: bug fixes	2024-11-29 20:23:39 -08:00
daanx	0f635413d6	wip: can run initial test	2024-11-29 17:50:37 -08:00
daanx	9603fe8b50	can compile without missing functions	2024-11-29 16:27:58 -08:00
daanx	68f5fb2f4b	wip: further progress on segment removal; arena allocation	2024-11-29 15:08:06 -08:00
daanx	46afcbe06c	wip: further progress on segment removal; arena allocation	2024-11-29 14:28:34 -08:00
daanx	441d4fed9f	wip: further progress on removing segments	2024-11-29 10:40:18 -08:00
daanx	0e76fe3798	add address hint to primitive allocation API	2024-11-16 16:57:37 -08:00
Daan	08fa864605	rename arena-abandoned to arena-abandon	2024-06-03 21:30:02 -07:00
daanx	76b0873ce2	fix asan tracking by explicitly setting memory to undefined before a free	2024-06-03 20:28:47 -07:00
daanx	f7ba9d9da0	refactor arena-abandoned to be an include for backward compat with existing build scripts	2024-06-03 18:04:59 -07:00
daanx	800034cb99	refactor arena abandonment in a separate file	2024-06-03 17:58:34 -07:00
daanx	96b69d7ef6	fix leak where OS abandoned blocks were not always reclaimed	2024-06-03 17:28:14 -07:00
daanx	00dacba91f	maintain count of the abandoned os list	2024-06-03 15:44:25 -07:00
daanx	3333f776f9	push os abandoned blocks at the tail end	2024-06-03 15:37:05 -07:00
daanx	a04905c88b	revisit atomic reclaim for abandoned segments	2024-06-03 15:20:35 -07:00
daanx	f02a0b3541	more aggressive reclaim from free for OS blocks	2024-06-03 14:05:57 -07:00
Daan	84334e480a	decrease meta allocation zone to 4k (to reduce .bss)	2024-06-03 09:54:41 -07:00
Daan	6b15342709	fix pthread initalization of mutexes	2024-06-02 16:41:07 -07:00
daanx	a964322a21	revise the segment map to only apply to OS allocated segments and reduce the .BSS footprint	2024-06-02 14:46:59 -07:00
daanx	5501f59f6c	only reclaim for exclusive heaps in their associated arena	2024-06-02 13:16:20 -07:00
daanx	635d626c82	fix leak in abandoned block visiting	2024-06-02 10:43:41 -07:00
daanx	855e3b2549	add support to visit _all_ abandoned segment blocks per sub-process, upstream for python/cpython#114133	2024-06-02 09:41:12 -07:00
daanx	8f874555d5	add initial support for visiting abandoned segments per subprocess, upstream for python/cpython#114133	2024-06-02 07:47:08 -07:00
daanx	d9aa19a763	add support for sub-processes (to supportpython/cpython#113717)	2024-06-01 15:57:18 -07:00
daanx	f87a4c15b2	increase max arenas	2024-06-01 13:41:13 -07:00
daanx	aeee7907a0	fix spelling	2024-06-01 13:20:28 -07:00
daanx	616db104a9	prevent UB in arena reservation	2024-06-01 12:29:48 -07:00