From owner-svn-src-all@freebsd.org Tue Jun 26 08:31:09 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 85E29101964B; Tue, 26 Jun 2018 08:31:09 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 35F0585FB4; Tue, 26 Jun 2018 08:31:09 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 16E4B11D11; Tue, 26 Jun 2018 08:31:09 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w5Q8V8b1074254; Tue, 26 Jun 2018 08:31:08 GMT (envelope-from avg@FreeBSD.org) Received: (from avg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w5Q8V8jH074251; Tue, 26 Jun 2018 08:31:08 GMT (envelope-from avg@FreeBSD.org) Message-Id: <201806260831.w5Q8V8jH074251@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avg set sender to avg@FreeBSD.org using -f From: Andriy Gapon Date: Tue, 26 Jun 2018 08:31:08 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r335656 - in stable/11/sys: dev/acpica kern sys X-SVN-Group: stable-11 X-SVN-Commit-Author: avg X-SVN-Commit-Paths: in stable/11/sys: dev/acpica kern sys X-SVN-Commit-Revision: 335656 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Jun 2018 08:31:09 -0000 Author: avg Date: Tue Jun 26 08:31:08 2018 New Revision: 335656 URL: https://svnweb.freebsd.org/changeset/base/335656 Log: MFC r333994: stop and restart kernel event timers in the suspend / resume cycle Modified: stable/11/sys/dev/acpica/acpi.c stable/11/sys/kern/kern_clocksource.c stable/11/sys/sys/systm.h Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/dev/acpica/acpi.c ============================================================================== --- stable/11/sys/dev/acpica/acpi.c Tue Jun 26 06:18:59 2018 (r335655) +++ stable/11/sys/dev/acpica/acpi.c Tue Jun 26 08:31:08 2018 (r335656) @@ -2909,6 +2909,7 @@ acpi_EnterSleepState(struct acpi_softc *sc, int state) if (sc->acpi_sleep_delay > 0) DELAY(sc->acpi_sleep_delay * 1000000); + suspendclock(); intr = intr_disable(); if (state != ACPI_STATE_S1) { sleep_result = acpi_sleep_machdep(sc, state); @@ -2979,6 +2980,8 @@ acpi_EnterSleepState(struct acpi_softc *sc, int state) * process. This handles both the error and success cases. */ backout: + if (slp_state >= ACPI_SS_SLP_PREP) + resumeclock(); if (slp_state >= ACPI_SS_GPE_SET) { acpi_wake_prep_walk(state); sc->acpi_sstate = ACPI_STATE_S0; Modified: stable/11/sys/kern/kern_clocksource.c ============================================================================== --- stable/11/sys/kern/kern_clocksource.c Tue Jun 26 06:18:59 2018 (r335655) +++ stable/11/sys/kern/kern_clocksource.c Tue Jun 26 08:31:08 2018 (r335656) @@ -692,6 +692,22 @@ cpu_initclocks_ap(void) spinlock_exit(); } +void +suspendclock(void) +{ + ET_LOCK(); + configtimer(0); + ET_UNLOCK(); +} + +void +resumeclock(void) +{ + ET_LOCK(); + configtimer(1); + ET_UNLOCK(); +} + /* * Switch to profiling clock rates. */ Modified: stable/11/sys/sys/systm.h ============================================================================== --- stable/11/sys/sys/systm.h Tue Jun 26 06:18:59 2018 (r335655) +++ stable/11/sys/sys/systm.h Tue Jun 26 08:31:08 2018 (r335656) @@ -318,6 +318,8 @@ void startprofclock(struct proc *); void stopprofclock(struct proc *); void cpu_startprofclock(void); void cpu_stopprofclock(void); +void suspendclock(void); +void resumeclock(void); sbintime_t cpu_idleclock(void); void cpu_activeclock(void); void cpu_new_callout(int cpu, sbintime_t bt, sbintime_t bt_opt);