From owner-dev-commits-src-all@freebsd.org Fri Apr 9 20:44:36 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 065185BC21A; Fri, 9 Apr 2021 20:44:36 +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 4FH99H2zcLz4bHF; Fri, 9 Apr 2021 20:44:35 +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 51FAA24679; Fri, 9 Apr 2021 20:44:35 +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 139KiZla071026; Fri, 9 Apr 2021 20:44:35 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 139KiZPY071025; Fri, 9 Apr 2021 20:44:35 GMT (envelope-from git) Date: Fri, 9 Apr 2021 20:44:35 GMT Message-Id: <202104092044.139KiZPY071025@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Konstantin Belousov Subject: git: 533e5057ed25 - main - Add helper for kqueue timers callout scheduling 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/main X-Git-Reftype: branch X-Git-Commit: 533e5057ed2503013643bf8450588e4aa58c2b7e 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: Fri, 09 Apr 2021 20:44:36 -0000 The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=533e5057ed2503013643bf8450588e4aa58c2b7e commit 533e5057ed2503013643bf8450588e4aa58c2b7e Author: Konstantin Belousov AuthorDate: 2021-03-05 23:31:20 +0000 Commit: Konstantin Belousov CommitDate: 2021-04-09 20:42:56 +0000 Add helper for kqueue timers callout scheduling Reviewed by: markj Tested by: markj, pho Sponsored by: The FreeBSD Foundation MFC after: 2 weeks Differential revision: https://reviews.freebsd.org/D29106 --- sys/kern/kern_event.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/sys/kern/kern_event.c b/sys/kern/kern_event.c index 5185723b8d10..5e9f1fc35dfe 100644 --- a/sys/kern/kern_event.c +++ b/sys/kern/kern_event.c @@ -676,10 +676,19 @@ timer2sbintime(int64_t data, int flags) struct kq_timer_cb_data { struct callout c; + struct knote *kn; + int cpuid; sbintime_t next; /* next timer event fires at */ sbintime_t to; /* precalculated timer period, 0 for abs */ }; +static void +kqtimer_sched_callout(struct kq_timer_cb_data *kc) +{ + callout_reset_sbt_on(&kc->c, kc->next, 0, filt_timerexpire, kc->kn, + kc->cpuid, C_ABSOLUTE); +} + static void filt_timerexpire(void *knx) { @@ -696,8 +705,7 @@ filt_timerexpire(void *knx) if (kc->to == 0) return; kc->next += kc->to; - callout_reset_sbt_on(&kc->c, kc->next, 0, filt_timerexpire, kn, - PCPU_GET(cpuid), C_ABSOLUTE); + kqtimer_sched_callout(kc); } /* @@ -753,6 +761,8 @@ filt_timerattach(struct knote *kn) kn->kn_flags |= EV_CLEAR; /* automatically set */ kn->kn_status &= ~KN_DETACHED; /* knlist_add clears it */ kn->kn_ptr.p_v = kc = malloc(sizeof(*kc), M_KQUEUE, M_WAITOK); + kc->kn = kn; + kc->cpuid = PCPU_GET(cpuid); callout_init(&kc->c, 1); filt_timerstart(kn, to); @@ -772,8 +782,7 @@ filt_timerstart(struct knote *kn, sbintime_t to) kc->next = to + sbinuptime(); kc->to = to; } - callout_reset_sbt_on(&kc->c, kc->next, 0, filt_timerexpire, kn, - PCPU_GET(cpuid), C_ABSOLUTE); + kqtimer_sched_callout(kc); } static void