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Sat, 26 Mar 2022 13:43:03 GMT (envelope-from git) Date: Sat, 26 Mar 2022 13:43:03 GMT Message-Id: <202203261343.22QDh3q3074566@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Piotr Pawel Stefaniak Subject: git: 6018f775cebf - stable/13 - Mention kern.timecounter.alloweddeviation in nanosleep.2 List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-branches@freebsd.org X-BeenThere: dev-commits-src-branches@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: pstef X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: 6018f775cebf15df4309e9544e33123c54d8ef89 Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; 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mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch stable/13 has been updated by pstef: URL: https://cgit.FreeBSD.org/src/commit/?id=6018f775cebf15df4309e9544e33123c54d8ef89 commit 6018f775cebf15df4309e9544e33123c54d8ef89 Author: Piotr Pawel Stefaniak AuthorDate: 2021-10-07 19:14:27 +0000 Commit: Piotr Pawel Stefaniak CommitDate: 2022-03-26 13:34:20 +0000 Mention kern.timecounter.alloweddeviation in nanosleep.2 PR: 224837 Reported by: Aleksander Derevianko (cherry picked from commit bf8f6ffcb66a27f498a18e520758ea0d18a6d2de) (cherry picked from commit 4f556830dec19ec8821b2ff939ab181192ea4dfc) --- lib/libc/sys/nanosleep.2 | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/lib/libc/sys/nanosleep.2 b/lib/libc/sys/nanosleep.2 index 19ffcf1b7026..eb75c4b1043b 100644 --- a/lib/libc/sys/nanosleep.2 +++ b/lib/libc/sys/nanosleep.2 @@ -30,7 +30,7 @@ .\" @(#)sleep.3 8.1 (Berkeley) 6/4/93 .\" $FreeBSD$ .\" -.Dd March 17, 2017 +.Dd October 7, 2021 .Dt NANOSLEEP 2 .Os .Sh NAME @@ -93,6 +93,11 @@ returns immediately and the calling thread is not suspended. .Pp The suspension time may be longer than requested due to the scheduling of other activity by the system. +It is also subject to the allowed time interval deviation +specified by the +.Va kern.timecounter.alloweddeviation +.Xr sysctl 8 +variable. An unmasked signal will terminate the sleep early, regardless of the .Dv SA_RESTART value on the interrupting signal.