Harden memory allocators some more

git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/3943
git checkout commitfest/cf/3943

Reducing the chunk header sizes on all memory context types ×

First at 2022-07-12 05:01:18 by David Rowley <dgrowleyml at gmail.com>
Latest at 2022-10-24 09:56:40 by John Naylor <john.naylor at enterprisedb.com>
Latest attachment (harden-allocators-some-more-2.patch) at 2022-10-10 19:35:16 from Tom Lane <tgl at sss.pgh.pa.us>

    Attachment (harden-allocators-some-more-2.patch) at 2022-10-10 19:35:16 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (harden-aset-some-more-1.patch) at 2022-10-08 15:52:25 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (more-mcxt-robustness-3.patch) at 2022-10-06 23:35:27 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (malloc_ptr.c) at 2022-10-06 22:38:05 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (more-mcxt-robustness-2.patch) at 2022-10-06 20:05:13 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (more-mcxt-robustness-1.patch) at 2022-10-06 18:19:21 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (0001-remove-MemoryContextContains-usages.patch) at 2022-10-04 15:55:06 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (other_ideas_to_fix_MemoryContextContains.patch) at 2022-09-29 05:30:31 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Reinstate-MemoryContextContains-to-work-with-arbi.patch) at 2022-09-13 08:27:39 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (make_memory_context_contains_more_robust_to_any_pointer.patch) at 2022-09-08 00:13:11 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (MemoryContextContains_fixes.patch) at 2022-09-06 03:17:24 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (draft_MemoryContextContains_fixes.patch) at 2022-09-06 02:32:42 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Make-more-effort-to-have-a-sentinel-byte-in-memor.patch) at 2022-09-02 08:11:12 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (sentinel-tweak-v2.patch) at 2022-09-01 00:12:20 from Tomas Vondra <tomas.vondra at enterprisedb.com> (Patch: Yes)
    Attachment (track_allocations.patch) at 2022-08-31 21:46:26 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (sentinel-tweak.patch) at 2022-08-31 20:53:38 from Tomas Vondra <tomas.vondra at enterprisedb.com> (Patch: Yes)
    Attachment (fix-memorychunk-warnings_v2.patch) at 2022-08-30 15:39:00 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (fix-memorychunk-warnings.patch) at 2022-08-30 15:00:20 from Robert Haas <robertmhaas at gmail.com> (Patch: Yes)
    Attachment (slab-fix_v2.patch) at 2022-08-30 01:16:00 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (slab-fix.patch) at 2022-08-29 15:39:52 from Tomas Vondra <tomas.vondra at enterprisedb.com> (Patch: Yes)
    Attachment (v8-0001-Improve-performance-of-and-reduce-overheads-of-me.patch) at 2022-08-28 22:39:09 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (v7-0001-Improve-performance-of-and-reduce-overheads-of-me.patch) at 2022-08-28 11:04:21 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (v6-0001-Improve-performance-of-and-reduce-overheads-of-me.patch) at 2022-08-26 05:16:38 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (pg_allocate_memory_test.sh.txt) at 2022-08-23 09:03:52 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (v4-0001-Improve-performance-of-and-reduce-overheads-of-me.patch) at 2022-08-17 13:58:39 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (v3-0001-Improve-performance-of-and-reduce-overheads-of-me.patch) at 2022-08-10 06:33:49 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (v2-0001-Improve-performance-of-and-reduce-overheads-of-me.patch) at 2022-08-09 12:53:04 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (v1-0001-WIP-Reduce-memory-context-overheads.patch) at 2022-07-12 05:01:18 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)