From owner-svn-src-stable@freebsd.org Thu Jan 28 09:22:40 2016 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5E29BA70F08; Thu, 28 Jan 2016 09:22:40 +0000 (UTC) (envelope-from kib@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 mx1.freebsd.org (Postfix) with ESMTPS id 1C9F31287; Thu, 28 Jan 2016 09:22:40 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u0S9MdeT010987; Thu, 28 Jan 2016 09:22:39 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u0S9MdXA010986; Thu, 28 Jan 2016 09:22:39 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201601280922.u0S9MdXA010986@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Thu, 28 Jan 2016 09:22:39 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r294977 - stable/10/sys/kern X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Jan 2016 09:22:40 -0000 Author: kib Date: Thu Jan 28 09:22:38 2016 New Revision: 294977 URL: https://svnweb.freebsd.org/changeset/base/294977 Log: MFC r293349: Convert tty common code to use make_dev_s(). Modified: stable/10/sys/kern/tty.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/kern/tty.c ============================================================================== --- stable/10/sys/kern/tty.c Thu Jan 28 09:18:12 2016 (r294976) +++ stable/10/sys/kern/tty.c Thu Jan 28 09:22:38 2016 (r294977) @@ -240,14 +240,10 @@ ttydev_open(struct cdev *dev, int oflags struct thread *td) { struct tty *tp; - int error = 0; - - while ((tp = dev->si_drv1) == NULL) { - error = tsleep(&dev->si_drv1, PCATCH, "ttdrv1", 1); - if (error != EWOULDBLOCK) - return (error); - } + int error; + tp = dev->si_drv1; + error = 0; tty_lock(tp); if (tty_gone(tp)) { /* Device is already gone. */ @@ -762,13 +758,10 @@ ttyil_open(struct cdev *dev, int oflags struct thread *td) { struct tty *tp; - int error = 0; + int error; - while ((tp = dev->si_drv1) == NULL) { - error = tsleep(&dev->si_drv1, PCATCH, "ttdrv1", 1); - if (error != EWOULDBLOCK) - return (error); - } + tp = dev->si_drv1; + error = 0; tty_lock(tp); if (tty_gone(tp)) error = ENODEV; @@ -1218,6 +1211,7 @@ static int tty_vmakedevf(struct tty *tp, struct ucred *cred, int flags, const char *fmt, va_list ap) { + struct make_dev_args args; struct cdev *dev, *init, *lock, *cua, *cinit, *clock; const char *prefix = "tty"; char name[SPECNAMELEN - 3]; /* for "tty" and "cua". */ @@ -1248,71 +1242,72 @@ tty_vmakedevf(struct tty *tp, struct ucr flags |= MAKEDEV_CHECKNAME; /* Master call-in device. */ - error = make_dev_p(flags, &dev, &ttydev_cdevsw, cred, uid, gid, mode, - "%s%s", prefix, name); - if (error) + make_dev_args_init(&args); + args.mda_flags = flags; + args.mda_devsw = &ttydev_cdevsw; + args.mda_cr = cred; + args.mda_uid = uid; + args.mda_gid = gid; + args.mda_mode = mode; + args.mda_si_drv1 = tp; + error = make_dev_s(&args, &dev, "%s%s", prefix, name); + if (error != 0) return (error); - dev->si_drv1 = tp; - wakeup(&dev->si_drv1); tp->t_dev = dev; init = lock = cua = cinit = clock = NULL; /* Slave call-in devices. */ if (tp->t_flags & TF_INITLOCK) { - error = make_dev_p(flags, &init, &ttyil_cdevsw, cred, uid, - gid, mode, "%s%s.init", prefix, name); - if (error) + args.mda_devsw = &ttyil_cdevsw; + args.mda_unit = TTYUNIT_INIT; + args.mda_si_drv1 = tp; + args.mda_si_drv2 = &tp->t_termios_init_in; + error = make_dev_s(&args, &init, "%s%s.init", prefix, name); + if (error != 0) goto fail; dev_depends(dev, init); - dev2unit(init) = TTYUNIT_INIT; - init->si_drv1 = tp; - wakeup(&init->si_drv1); - init->si_drv2 = &tp->t_termios_init_in; - error = make_dev_p(flags, &lock, &ttyil_cdevsw, cred, uid, - gid, mode, "%s%s.lock", prefix, name); - if (error) + args.mda_unit = TTYUNIT_LOCK; + args.mda_si_drv2 = &tp->t_termios_lock_in; + error = make_dev_s(&args, &lock, "%s%s.lock", prefix, name); + if (error != 0) goto fail; dev_depends(dev, lock); - dev2unit(lock) = TTYUNIT_LOCK; - lock->si_drv1 = tp; - wakeup(&lock->si_drv1); - lock->si_drv2 = &tp->t_termios_lock_in; } /* Call-out devices. */ if (tp->t_flags & TF_CALLOUT) { - error = make_dev_p(flags, &cua, &ttydev_cdevsw, cred, - UID_UUCP, GID_DIALER, 0660, "cua%s", name); - if (error) + make_dev_args_init(&args); + args.mda_flags = flags; + args.mda_devsw = &ttydev_cdevsw; + args.mda_cr = cred; + args.mda_uid = UID_UUCP; + args.mda_gid = GID_DIALER; + args.mda_mode = 0660; + args.mda_unit = TTYUNIT_CALLOUT; + args.mda_si_drv1 = tp; + error = make_dev_s(&args, &cua, "cua%s", name); + if (error != 0) goto fail; dev_depends(dev, cua); - dev2unit(cua) = TTYUNIT_CALLOUT; - cua->si_drv1 = tp; - wakeup(&cua->si_drv1); /* Slave call-out devices. */ if (tp->t_flags & TF_INITLOCK) { - error = make_dev_p(flags, &cinit, &ttyil_cdevsw, cred, - UID_UUCP, GID_DIALER, 0660, "cua%s.init", name); - if (error) + args.mda_devsw = &ttyil_cdevsw; + args.mda_unit = TTYUNIT_CALLOUT | TTYUNIT_INIT; + args.mda_si_drv2 = &tp->t_termios_init_out; + error = make_dev_s(&args, &cinit, "cua%s.init", name); + if (error != 0) goto fail; dev_depends(dev, cinit); - dev2unit(cinit) = TTYUNIT_CALLOUT | TTYUNIT_INIT; - cinit->si_drv1 = tp; - wakeup(&cinit->si_drv1); - cinit->si_drv2 = &tp->t_termios_init_out; - error = make_dev_p(flags, &clock, &ttyil_cdevsw, cred, - UID_UUCP, GID_DIALER, 0660, "cua%s.lock", name); - if (error) + args.mda_unit = TTYUNIT_CALLOUT | TTYUNIT_LOCK; + args.mda_si_drv2 = &tp->t_termios_lock_out; + error = make_dev_s(&args, &clock, "cua%s.lock", name); + if (error != 0) goto fail; dev_depends(dev, clock); - dev2unit(clock) = TTYUNIT_CALLOUT | TTYUNIT_LOCK; - clock->si_drv1 = tp; - wakeup(&clock->si_drv1); - clock->si_drv2 = &tp->t_termios_lock_out; } }