Differential D31280

linux(4): Handle special case for regular futex in handle_futex_death().
ClosedPublic
Actions

Authored by dchagin on Jul 22 2021, 2:51 PM.

Tags

None

Referenced Files

	Unknown Object (File)
	Sat, Aug 2, 11:29 AM

	Unknown Object (File)
	Jul 1 2025, 12:15 PM

	Unknown Object (File)
	Jun 28 2025, 8:20 PM

	Unknown Object (File)
	Jun 25 2025, 11:20 AM

	Unknown Object (File)
	Jun 22 2025, 9:49 AM

	Unknown Object (File)
	Jun 12 2025, 11:43 PM

	Unknown Object (File)
	May 30 2025, 2:15 AM

	Unknown Object (File)
	May 22 2025, 5:41 PM

View All 67 Files

Subscribers

Details

Reviewers

kib
markj

Commits

rG14f6f3bdcfe8: linux(4): Handle special case for regular futex in handle_futex_death().
rGb59cf25eac06: linux(4): Handle special case for regular futex in handle_futex_death().

Summary

Handle some races in handle_futex_death() which can prevents a wakeup of
potential waiters which can cause these waiters to block forever.

Diff Detail

Repository

rG FreeBSD src repository

Lint

Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

dchagin created this revision.Jul 22 2021, 2:51 PM

Herald added a subscriber: imp. · View Herald TranscriptJul 22 2021, 2:51 PM

dchagin requested review of this revision.Jul 22 2021, 2:51 PM

Harbormaster completed remote builds in B40627: Diff 92636.Jul 22 2021, 2:51 PM

dchagin added reviewers: kib, markj.Jul 22 2021, 2:53 PM

dchagin changed the repository for this revision from rS FreeBSD src repository - subversion to rG FreeBSD src repository.

This revision was not accepted when it landed; it landed in state Needs Review.Jul 29 2021, 9:59 AM

Closed by commit rGb59cf25eac06: linux(4): Handle special case for regular futex in handle_futex_death(). (authored by dchagin). · Explain Why

This revision was automatically updated to reflect the committed changes.

dchagin added a commit: rGb59cf25eac06: linux(4): Handle special case for regular futex in handle_futex_death()..

dchagin added a commit: rG14f6f3bdcfe8: linux(4): Handle special case for regular futex in handle_futex_death()..Jun 17 2022, 7:38 PM

Revision Contents
Changeset List

Path

Size

sys/

compat/

linux/

54 lines

Diff 92937

sys/compat/linux/linux_futex.c

Loading...