diff options
Diffstat (limited to 'tools/regression/geom/geom_kernsim.c')
| -rw-r--r-- | tools/regression/geom/geom_kernsim.c | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/tools/regression/geom/geom_kernsim.c b/tools/regression/geom/geom_kernsim.c deleted file mode 100644 index 8b05154..0000000 --- a/tools/regression/geom/geom_kernsim.c +++ /dev/null @@ -1,288 +0,0 @@ -/*- - * Copyright (c) 2002 Poul-Henning Kamp - * Copyright (c) 2002 Networks Associates Technology, Inc. - * All rights reserved. - * - * This software was developed for the FreeBSD Project by Poul-Henning Kamp - * and NAI Labs, the Security Research Division of Network Associates, Inc. - * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the - * DARPA CHATS research program. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The names of the authors may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD$ - */ - - -#include <stdio.h> -#include <unistd.h> -#include <string.h> -#include <stdlib.h> -#include <signal.h> -#include <sched.h> -#include <err.h> -#include <sys/errno.h> -#include <sys/time.h> -#include <geom/geom.h> -#include <geom/geom_int.h> -#include <sys/types.h> -#include <sys/mman.h> -#include <machine/atomic.h> - -#include <pthread.h> - -#define NTHREAD 30 -static struct thread thr[NTHREAD]; - -static int weredone; -int g_debugflags; -int bootverbose = 1; - -void -done(void) -{ - - rattle(); - weredone = 1; - exit(0); -} - -void -secrethandshake() -{ - int i; - - if (weredone) - exit(0); - for (i = 0; i < NTHREAD; i++) { - if (thr[i].pid == 0) - continue; - if (kill(thr[i].pid, 0)) { - printf("\n\nMissing process for thread %d (\"%s\")\n", - i, thr[i].name); - goto scram; - } - } - return; - -scram: - for (i = 0; i < NTHREAD; i++) { - if (thr[i].pid == 0) - continue; - if (thr[i].pid == getpid()) - continue; - kill(thr[i].pid, 9); - } - exit(9); -} - - -void -biodone(struct bio *bp) -{ - bp->bio_flags |= BIO_DONE; - if (bp->bio_done != NULL) - bp->bio_done(bp); -} - -int -biowait(struct bio *bp, const char *wchan __unused) -{ - - while ((bp->bio_flags & BIO_DONE) == 0) - usleep(10000); - if (!(bp->bio_flags & BIO_ERROR)) - return (0); - if (bp->bio_error) - return (bp->bio_error); - return (EIO); -} - -void -wakeup(void *chan) -{ - - if (chan == &g_wait_event) - pthread_cond_signal(&ptc_event); - else if (chan == &g_wait_up) - pthread_cond_signal(&ptc_up); - else if (chan == &g_wait_down) - pthread_cond_signal(&ptc_down); - else - return; -} - -int hz; - -int -tsleep(void *chan __unused, int pri __unused, const char *wmesg __unused, int timo) -{ - - usleep(timo); - return (0); -} - -void -rattle() -{ - int i; - - pthread_yield(); - - for (;;) { - i = pthread_mutex_trylock(&ptm_up); - if (i != EBUSY) { - i = pthread_mutex_trylock(&ptm_down); - if (i != EBUSY) { - i = pthread_mutex_trylock(&ptm_event); - if (i != EBUSY) - break; - pthread_mutex_unlock(&ptm_down); - } - pthread_mutex_unlock(&ptm_up); - } - usleep(100000); - } - pthread_mutex_unlock(&ptm_event); - pthread_mutex_unlock(&ptm_down); - pthread_mutex_unlock(&ptm_up); - return; -} - - -void -new_thread(void *(*func)(void *arg), const char *name) -{ - struct thread *tp; - static int nextt; - int error; - - tp = thr + nextt++; - error = pthread_create(&tp->tid, NULL, func, tp); - if (error) - err(1, "pthread_create(%s)", name); - tp->name = strdup(name); - printf("New Thread %d %s %p %d\n", tp - thr, name, tp, tp->pid); -} - -#define FASCIST 0 - -void * -g_malloc(int size, int flags) -{ - void *p; - -#if FASCIST - p = malloc(4096); - printf("Malloc %p \n", p); -#else - p = malloc(size); -#endif - if (flags & M_ZERO) - memset(p, 0, size); - else - memset(p, 0xd0, size); - return (p); -} - -void -g_free(void *ptr) -{ - - secrethandshake(); -#if FASCIST - printf("Free %p \n", ptr); - munmap(ptr, 4096); -#else - free(ptr); -#endif -} - -static pthread_mutex_t pt_topology; - -void -g_init(void) -{ - - pthread_mutex_init(&pt_topology, NULL); - g_io_init(); - g_event_init(); -} - -void -g_topology_lock() -{ - - pthread_mutex_lock(&pt_topology); -} - -void -g_topology_unlock() -{ - - pthread_mutex_unlock(&pt_topology); -} - -void -g_topology_assert() -{ - -#if 0 - if (topology_lock == getpid()) - return; - KASSERT(1 == 0, ("Lacking topology_lock")); -#endif -} - -void -mtx_init(struct mtx *mp, const char *bla __unused, const char *yak __unused, int foo __unused) -{ - - pthread_mutex_init((pthread_mutex_t *)&mp->mtx_object, NULL); -} - -void -mtx_destroy(struct mtx *mp) -{ - - pthread_mutex_destroy((pthread_mutex_t *)&mp->mtx_object); -} - -void -mtx_lock(struct mtx *mp) -{ - - pthread_mutex_lock((pthread_mutex_t *)&mp->mtx_object); -} - -void -mtx_unlock(struct mtx *mp) -{ - - pthread_mutex_unlock((pthread_mutex_t *)&mp->mtx_object); -} - -struct mtx Giant; - |
