Introduce RWSpin lock and use it in sinvaladt.c and xlogrecovery.c

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v5, Patch count: 1, First patch: +217−42, All patches: +217−42

Topic

Performance

Tags

Created

2025-02-12 18:20:45

Last modified

2025-06-03 09:26:57 (2 weeks ago)

Latest email

2025-06-16 14:41:03 (1 week ago)

Status

PG19-1 (2025-07-01 - 2025-07-31): Needs review

2025-03 (2025-03-01 - 2025-04-08): Moved to different CF

Target version

Authors

Yura Sokolov (funny_falcon)

Reviewers

Committer

Links

Emails

sinvaladt.c: remove msgnumLock, use atomic operations on maxMsgNum: First at 2025-02-03 12:05:30 by Yura Sokolov <y.sokolov at postgrespro.ru>
Latest at 2025-06-16 14:41:03 by Andres Freund <andres at anarazel.de>
Latest attachment (v5-0001-Read-Write-optimistic-spin-lock.patch) at 2025-06-16 14:28:31 from Yura Sokolov <y.sokolov at postgrespro.ru>
    Attachment (v5-0001-Read-Write-optimistic-spin-lock.patch) at 2025-06-16 14:28:31 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (v4-0001-Exclusive-Shared-Read-Write-spin-lock.patch) at 2025-06-02 18:20:33 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (perf20250123_1120.lst.bind.svg.gz) at 2025-03-25 10:52:00 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: No)
    Attachment (v3-0001-sinvaladt.c-use-atomic-operations-on-maxMsgNum.patch) at 2025-03-24 10:41:17 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (v2-0001-sinvaladt.c-use-atomic-operations-on-maxMsgNum.patch) at 2025-03-21 11:35:16 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (v1-0001-sinvaladt.c-use-atomic-operations-on-maxMsgNum.patch) at 2025-02-04 10:36:39 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (v0-0001-sinvaladt.c-use-atomic-operations-on-maxMsgNum.patch) at 2025-02-03 12:05:30 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)

History

When	Who	What
2025-06-03 09:26:57	Yura Sokolov (funny_falcon)	Changed name to Introduce RWSpin lock and use it in sinvaladt.c and xlogrecovery.c
2025-04-30 13:24:00	Yura Sokolov (funny_falcon)	Closed in commitfest 2025-03 with status: Moved to next CF
2025-02-12 18:21:23	Yura Sokolov (funny_falcon)	Changed authors to Yura Sokolov (funny_falcon)
2025-02-12 18:21:23	Yura Sokolov (funny_falcon)	Changed targetversion to 18
2025-02-12 18:20:45	Yura Sokolov (funny_falcon)	Attached mail thread 30aa0030-f694-44ef-a19d-6ef7ddb69374@postgrespro.ru
2025-02-12 18:20:45	Yura Sokolov (funny_falcon)	Created patch record