Date: Thu, 25 Oct 2012 18:39:09 +0000 (UTC) From: "David E. O'Brien" <obrien@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r242088 - head/sys/dev/filemon Message-ID: <201210251839.q9PId9We021258@svn.freebsd.org>
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Author: obrien Date: Thu Oct 25 18:39:09 2012 New Revision: 242088 URL: http://svn.freebsd.org/changeset/base/242088 Log: Desupport pre-FreeBSD 7.1. Modified: head/sys/dev/filemon/filemon.c Modified: head/sys/dev/filemon/filemon.c ============================================================================== --- head/sys/dev/filemon/filemon.c Thu Oct 25 18:11:04 2012 (r242087) +++ head/sys/dev/filemon/filemon.c Thu Oct 25 18:39:09 2012 (r242088) @@ -103,47 +103,11 @@ static struct cv access_cv; static struct thread *access_owner = NULL; static struct thread *access_requester = NULL; -#if __FreeBSD_version < 701000 -static struct clonedevs *filemon_clones; -static eventhandler_tag eh_tag; -#else static struct cdev *filemon_dev; -#endif #include "filemon_lock.c" #include "filemon_wrapper.c" -#if __FreeBSD_version < 701000 -static void -filemon_clone(void *arg, struct ucred *cred, char *name, int namelen, - struct cdev **dev) -{ - int u = -1; - size_t len; - - if (*dev != NULL) - return; - - len = strlen(name); - - if (len != 7) - return; - - if (bcmp(name,"filemon", 7) != 0) - return; - - /* Clone the device to the new minor number. */ - if (clone_create(&filemon_clones, &filemon_cdevsw, &u, dev, 0) != 0) - /* Create the /dev/filemonNN entry. */ - *dev = make_dev_cred(&filemon_cdevsw, u, cred, UID_ROOT, - GID_WHEEL, 0666, "filemon%d", u); - if (*dev != NULL) { - dev_ref(*dev); - (*dev)->si_flags |= SI_CHEAPCLONE; - } -} -#endif - static void filemon_dtr(void *data) { @@ -179,11 +143,7 @@ filemon_ioctl(struct cdev *dev, u_long c int error = 0; struct filemon *filemon; -#if __FreeBSD_version < 701000 - filemon = dev->si_drv1; -#else devfs_get_cdevpriv((void **) &filemon); -#endif switch (cmd) { /* Set the output file descriptor. */ @@ -238,11 +198,7 @@ filemon_open(struct cdev *dev, int oflag filemon->pid = curproc->p_pid; -#if __FreeBSD_version < 701000 - dev->si_drv1 = filemon; -#else devfs_set_cdevpriv(filemon, filemon_dtr); -#endif /* Get exclusive write access. */ filemon_lock_write(); @@ -260,14 +216,6 @@ static int filemon_close(struct cdev *dev __unused, int flag __unused, int fmt __unused, struct thread *td __unused) { -#if __FreeBSD_version < 701000 - filemon_dtr(dev->si_drv1); - - dev->si_drv1 = NULL; - - /* Schedule this cloned device to be destroyed. */ - destroy_dev_sched(dev); -#endif return (0); } @@ -281,16 +229,8 @@ filemon_load(void *dummy __unused) /* Install the syscall wrappers. */ filemon_wrapper_install(); -#if __FreeBSD_version < 701000 - /* Enable device cloning. */ - clone_setup(&filemon_clones); - - /* Setup device cloning events. */ - eh_tag = EVENTHANDLER_REGISTER(dev_clone, filemon_clone, 0, 1000); -#else filemon_dev = make_dev(&filemon_cdevsw, 0, UID_ROOT, GID_WHEEL, 0666, "filemon"); -#endif } static int @@ -305,9 +245,7 @@ filemon_unload(void) if (TAILQ_FIRST(&filemons_inuse) != NULL) error = EBUSY; else { -#if __FreeBSD_version >= 701000 destroy_dev(filemon_dev); -#endif /* Deinstall the syscall wrappers. */ filemon_wrapper_deinstall(); @@ -317,19 +255,6 @@ filemon_unload(void) filemon_unlock_write(); if (error == 0) { -#if __FreeBSD_version < 701000 - /* - * Check if there is still an event handler callback registered. - */ - if (eh_tag != 0) { - /* De-register the device cloning event handler. */ - EVENTHANDLER_DEREGISTER(dev_clone, eh_tag); - eh_tag = 0; - - /* Stop device cloning. */ - clone_cleanup(&filemon_clones); - } -#endif /* free() filemon structs free list. */ filemon_lock_write(); while ((filemon = TAILQ_FIRST(&filemons_free)) != NULL) {
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