Daniel Micay
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06149aa156
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enable readability-else-after-return tidy check
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2018-11-16 15:12:10 -05:00 |
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Daniel Micay
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58c7079db9
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eliminate unnecessary code duplication in calloc
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2018-11-16 15:01:09 -05:00 |
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Daniel Micay
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a617f7604d
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switch malloc_enable to enforce_init
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2018-11-12 05:37:20 -05:00 |
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Daniel Micay
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3a488c9a27
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add initial slab allocation quarantine
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2018-11-05 16:43:08 -05:00 |
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Daniel Micay
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fea335282a
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use slab_region_start for init checks
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2018-11-05 03:56:55 -05:00 |
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Daniel Micay
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4ac2688d76
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add support for slab metadata count field
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2018-11-01 04:49:27 -04:00 |
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Daniel Micay
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834ce67884
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make canary generation consistent
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2018-10-30 19:23:40 -04:00 |
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Daniel Micay
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c29a183687
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reduce overhead of slot randomization
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2018-10-30 18:58:04 -04:00 |
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Daniel Micay
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ceffb1a0ec
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simplify get_free_slot loops
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2018-10-30 16:37:23 -04:00 |
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Daniel Micay
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a02f4ebb19
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add missing deallocate_small thread_seal_metadata
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2018-10-28 23:23:54 -04:00 |
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Daniel Micay
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00915521a3
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check canary before zeroing as an optimization
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2018-10-28 21:07:35 -04:00 |
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Daniel Micay
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4cd61e281d
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add workaround for bug in Linux MPK implementation
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2018-10-23 19:08:33 -04:00 |
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Daniel Micay
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299bd6d414
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add missing thread unseal / seal for atfork hooks
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2018-10-23 16:28:54 -04:00 |
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Daniel Micay
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59def67979
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add inlined check for -1 with pkey_set
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2018-10-23 08:00:34 -04:00 |
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Daniel Micay
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0b963078d5
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guard metadata with Memory Protection Keys (MPK)
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2018-10-23 01:11:31 -04:00 |
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Daniel Micay
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ac8c68de53
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enable pointer cast warnings
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2018-10-21 15:50:26 -04:00 |
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Daniel Micay
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9a43302868
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add enforce_init call to other realloc code path
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2018-10-20 02:27:06 -04:00 |
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Daniel Micay
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6a408ad017
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add init calls to malloc_enable/malloc_disable
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2018-10-19 21:46:36 -04:00 |
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Daniel Micay
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f0a6f551eb
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tweak code style
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2018-10-18 19:35:21 -04:00 |
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Daniel Micay
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1e03b004f5
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move slab_info to main metadata region
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2018-10-18 16:01:04 -04:00 |
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Daniel Micay
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3f1962dd2b
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use min macro for realloc copy size
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2018-10-18 15:25:14 -04:00 |
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Daniel Micay
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fe30f6c2ea
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delay allocating slab metadata from reservation
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2018-10-18 15:20:42 -04:00 |
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Daniel Micay
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64e9f6797a
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use offsetof for allocator_state memory protection
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2018-10-16 15:52:41 -04:00 |
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Daniel Micay
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67ada4d309
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document padding for allocator state
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2018-10-15 19:10:36 -04:00 |
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Daniel Micay
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1c9e0d88a5
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use the initial region table slots again
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2018-10-15 15:18:45 -04:00 |
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Daniel Micay
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da0df69d22
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move region hash tables into main state region
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2018-10-15 15:07:59 -04:00 |
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Daniel Micay
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1e5dec97e0
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move slab allocator state into main state region
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2018-10-15 14:58:22 -04:00 |
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Daniel Micay
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fde9fc2ece
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protect region allocator state with random guards
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2018-10-14 22:41:17 -04:00 |
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Daniel Micay
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da6fd5b5ef
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move slab allocator state to a dedicated mapping
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2018-10-14 22:06:38 -04:00 |
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Daniel Micay
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1190966846
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rename region_info to region_metadata
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2018-10-14 22:06:38 -04:00 |
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Daniel Micay
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a083ff79e1
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move region allocator state to a dedicated mapping
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2018-10-14 22:06:33 -04:00 |
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Daniel Micay
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535466fdfd
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avoid undefined shifts with multi-word bitmaps
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2018-10-14 18:58:17 -04:00 |
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Daniel Micay
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7798b2693e
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fix loop exit condition boundary for get_free_slot
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2018-10-14 18:49:48 -04:00 |
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Daniel Micay
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9ea2fd6667
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write_after_free_check only reads data
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2018-10-14 18:30:20 -04:00 |
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Daniel Micay
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d35674c67e
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expected_size is not an output parameter
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2018-10-14 18:28:01 -04:00 |
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Daniel Micay
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4fbfe4d3ec
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fix canary space reservation for pvalloc
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2018-10-14 17:49:36 -04:00 |
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Daniel Micay
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f11c448a0d
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slightly reorganize slab metadata
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2018-10-14 15:13:06 -04:00 |
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Daniel Micay
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3db3e167ed
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remove usage of ATOMIC_VAR_INIT
This was never truly required in practice and has been officially
obsoleted in C17.
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2018-10-13 16:50:49 -04:00 |
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Daniel Micay
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65a7014b48
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randomize free slabs reuse
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2018-10-13 13:57:00 -04:00 |
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Daniel Micay
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83df37436d
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fix usage of pthread_atfork for glibc < 2.28
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2018-10-12 16:03:15 -04:00 |
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Daniel Micay
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6669166fe9
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move memory_unmap outside of lock scope
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2018-10-12 15:06:51 -04:00 |
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Daniel Micay
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b2007ad3d9
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implement randomization for the region quarantine
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2018-10-12 15:03:59 -04:00 |
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Daniel Micay
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ac2b940f0f
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fix compatibility with older GCC versions
Avoid relying on compiler extensions supporting more flexible usage of
constants closer to how it works in C++.
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2018-10-11 18:12:49 -04:00 |
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Daniel Micay
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ddcdd9423c
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make the memory mapping quarantine more efficient
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2018-10-09 14:13:59 -04:00 |
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Daniel Micay
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5fa6e01929
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clearer name for MREMAP_MAYMOVE threshold
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2018-10-08 17:18:13 -04:00 |
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Daniel Micay
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1a10c17e8b
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add quarantine for large allocations
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2018-10-08 16:14:07 -04:00 |
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Daniel Micay
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cc9699f1b4
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use multi-word bitmap to support up to 256 slots
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2018-10-07 18:50:06 -04:00 |
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Daniel Micay
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5e2f03296e
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remove old debugging code
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2018-10-07 16:18:17 -04:00 |
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Daniel Micay
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348f9fa557
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add configuration for frequency of guard slabs
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2018-10-06 15:36:03 -04:00 |
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Daniel Micay
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4ee12e64e0
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configuration for guard region sizes
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2018-10-06 15:17:55 -04:00 |
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