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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/geom/geom_int.h
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/*-

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 * SPDX-License-Identifier: BSD-3-Clause

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 *

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 * Copyright (c) 2002 Poul-Henning Kamp

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 * Copyright (c) 2002 Networks Associates Technology, Inc.

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 * All rights reserved.

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 *

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 * This software was developed for the FreeBSD Project by Poul-Henning Kamp

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 * and NAI Labs, the Security Research Division of Network Associates, Inc.

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 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the

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 * DARPA CHATS research program.

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 *

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 * Redistribution and use in source and binary forms, with or without

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 * modification, are permitted provided that the following conditions

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 * are met:

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 * 1. Redistributions of source code must retain the above copyright

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 *    notice, this list of conditions and the following disclaimer.

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 * 2. Redistributions in binary form must reproduce the above copyright

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 *    notice, this list of conditions and the following disclaimer in the

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 *    documentation and/or other materials provided with the distribution.

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 * 3. The names of the authors may not be used to endorse or promote

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 *    products derived from this software without specific prior written

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 *    permission.

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 *

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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND

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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

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 * SUCH DAMAGE.

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 */

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LIST_HEAD(class_list_head, g_class);

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TAILQ_HEAD(g_tailq_head, g_geom);

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extern int g_collectstats;

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#define G_STATS_PROVIDERS	1	/* Collect I/O stats for providers */

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#define G_STATS_CONSUMERS	2	/* Collect I/O stats for consumers */

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/* geom_dump.c */

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void g_confxml(void *, int flag);

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void g_conf_specific(struct sbuf *sb, struct g_geom **gps);

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void g_conf_cat_escaped(struct sbuf *sb, const char *buf);

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void g_conf_printf_escaped(struct sbuf *sb, const char *fmt, ...);

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void g_confdot(void *, int flag);

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void g_conftxt(void *, int flag);

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/* geom_event.c */

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void g_event_init(void);

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void g_run_events(void);

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void g_do_wither(void);

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/* geom_subr.c */

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extern struct class_list_head g_classes;

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extern char *g_wait_event, *g_wait_up, *g_wait_down;

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void g_wither_washer(void);

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/* geom_io.c */

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void g_io_init(void);

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void g_io_schedule_down(struct thread *tp);

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void g_io_schedule_up(struct thread *tp);

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/* geom_kern.c / geom_kernsim.c */

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void g_init(void);

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extern struct thread *g_up_td;

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extern struct thread *g_down_td;

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extern int g_shutdown;

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extern int g_notaste;

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/* geom_ctl.c */

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void g_ctl_init(void);

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