Page MenuHomeFreeBSD

Fix tail -f.
ClosedPublic

Authored by markj on Dec 6 2019, 8:08 PM.
Tags
None
Referenced Files
Unknown Object (File)
Wed, Aug 12, 2:34 AM
Unknown Object (File)
Sat, Aug 8, 9:07 AM
Unknown Object (File)
Fri, Aug 7, 3:10 PM
Unknown Object (File)
Sun, Jul 26, 12:40 AM
Unknown Object (File)
Jul 13 2026, 5:32 PM
Unknown Object (File)
Jul 3 2026, 8:11 AM
Unknown Object (File)
Jun 7 2026, 7:07 PM
Unknown Object (File)
Jun 7 2026, 1:24 PM
Subscribers

Details

Reviewers
emaste
Group Reviewers
capsicum
Commits
rS355470: Fix tail -f in capability mode.
Summary

We were not adding CAP_EVENT to input file capabilities, so kevent()
always failed. tail implements a fallback mode to poll the file in this
case, so it still "works," but not when kern.trap_enotcap=1.

Diff Detail

Repository
rS FreeBSD src repository - subversion
Lint
Lint Not Applicable
Unit
Tests Not Applicable