From owner-dev-commits-src-all@freebsd.org Mon May 10 01:14:49 2021 Return-Path: Delivered-To: dev-commits-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 7248C647EE8; Mon, 10 May 2021 01:14:49 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FdjlF2CWCz4ZK0; Mon, 10 May 2021 01:14:49 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 0C5841BC91; Mon, 10 May 2021 01:14:49 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 14A1Emlo028624; Mon, 10 May 2021 01:14:48 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 14A1EmJa028623; Mon, 10 May 2021 01:14:48 GMT (envelope-from git) Date: Mon, 10 May 2021 01:14:48 GMT Message-Id: <202105100114.14A1EmJa028623@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Konstantin Belousov Subject: git: 5771601bf45a - stable/13 - Add sleepq_remove_nested() MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: 5771601bf45a29b5330faa22dfcd15c91360fb07 Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for all branches of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 May 2021 01:14:49 -0000 The branch stable/13 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=5771601bf45a29b5330faa22dfcd15c91360fb07 commit 5771601bf45a29b5330faa22dfcd15c91360fb07 Author: Konstantin Belousov AuthorDate: 2021-04-25 00:01:32 +0000 Commit: Konstantin Belousov CommitDate: 2021-05-10 01:02:23 +0000 Add sleepq_remove_nested() (cherry picked from commit 15465a2c25cc2915e8c7c65178805b10e339dde3) --- sys/kern/subr_sleepqueue.c | 20 ++++++++++++++++++++ sys/sys/sleepqueue.h | 1 + 2 files changed, 21 insertions(+) diff --git a/sys/kern/subr_sleepqueue.c b/sys/kern/subr_sleepqueue.c index 20ca455480b5..0718f01fa48a 100644 --- a/sys/kern/subr_sleepqueue.c +++ b/sys/kern/subr_sleepqueue.c @@ -854,6 +854,26 @@ sleepq_remove_thread(struct sleepqueue *sq, struct thread *td) (void *)td, (long)td->td_proc->p_pid, td->td_name); } +void +sleepq_remove_nested(struct thread *td) +{ + struct sleepqueue_chain *sc; + struct sleepqueue *sq; + const void *wchan; + + MPASS(TD_ON_SLEEPQ(td)); + + wchan = td->td_wchan; + sc = SC_LOOKUP(wchan); + mtx_lock_spin(&sc->sc_lock); + sq = sleepq_lookup(wchan); + MPASS(sq != NULL); + thread_lock(td); + sleepq_remove_thread(sq, td); + mtx_unlock_spin(&sc->sc_lock); + /* Returns with the thread lock owned. */ +} + #ifdef INVARIANTS /* * UMA zone item deallocator. diff --git a/sys/sys/sleepqueue.h b/sys/sys/sleepqueue.h index ba2f85f2c8a1..18c7568777b6 100644 --- a/sys/sys/sleepqueue.h +++ b/sys/sys/sleepqueue.h @@ -100,6 +100,7 @@ void sleepq_release(const void *wchan); void sleepq_remove(struct thread *td, const void *wchan); int sleepq_remove_matching(struct sleepqueue *sq, int queue, bool (*matches)(struct thread *), int pri); +void sleepq_remove_nested(struct thread *td); int sleepq_signal(const void *wchan, int flags, int pri, int queue); void sleepq_set_timeout_sbt(const void *wchan, sbintime_t sbt, sbintime_t pr, int flags);