1/*-
2 * Copyright (c) 2002 Poul-Henning Kamp
3 * Copyright (c) 2002 Networks Associates Technology, Inc.
4 * All rights reserved.
5 *
6 * This software was developed for the FreeBSD Project by Poul-Henning Kamp
7 * and NAI Labs, the Security Research Division of Network Associates, Inc.
8 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
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27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * $FreeBSD: head/sys/geom/geom_disk.c 115468 2003-05-31 16:59:27Z phk $
36 */
37
38#include "opt_geom.h"
39
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/kernel.h>
43#include <sys/sysctl.h>
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53#include <sys/mutex.h>
54#include <geom/geom.h>
55#include <geom/geom_disk.h>
56#include <geom/geom_int.h>
57
58static struct mtx g_disk_done_mtx;
59
60static g_access_t g_disk_access;
61
62struct g_class g_disk_class = {
63 .name = "DISK",
64};
65
66static void
67g_disk_init(void)
68{
69 mtx_unlock(&Giant);
70 g_add_class(&g_disk_class);
71 mtx_init(&g_disk_done_mtx, "g_disk_done", MTX_DEF, 0);
72 mtx_lock(&Giant);
73}
74
75DECLARE_GEOM_CLASS_INIT(g_disk_class, g_disk, g_disk_init);
76
77static void __inline
78g_disk_lock_giant(struct disk *dp)
79{
80 if (dp->d_flags & DISKFLAG_NOGIANT)
81 return;
82 mtx_lock(&Giant);
83}
84
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2 * Copyright (c) 2002 Poul-Henning Kamp
3 * Copyright (c) 2002 Networks Associates Technology, Inc.
4 * All rights reserved.
5 *
6 * This software was developed for the FreeBSD Project by Poul-Henning Kamp
7 * and NAI Labs, the Security Research Division of Network Associates, Inc.
8 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
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27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * $FreeBSD: head/sys/geom/geom_disk.c 115468 2003-05-31 16:59:27Z phk $
36 */
37
38#include "opt_geom.h"
39
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/kernel.h>
43#include <sys/sysctl.h>
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53#include <sys/mutex.h>
54#include <geom/geom.h>
55#include <geom/geom_disk.h>
56#include <geom/geom_int.h>
57
58static struct mtx g_disk_done_mtx;
59
60static g_access_t g_disk_access;
61
62struct g_class g_disk_class = {
63 .name = "DISK",
64};
65
66static void
67g_disk_init(void)
68{
69 mtx_unlock(&Giant);
70 g_add_class(&g_disk_class);
71 mtx_init(&g_disk_done_mtx, "g_disk_done", MTX_DEF, 0);
72 mtx_lock(&Giant);
73}
74
75DECLARE_GEOM_CLASS_INIT(g_disk_class, g_disk, g_disk_init);
76
77static void __inline
78g_disk_lock_giant(struct disk *dp)
79{
80 if (dp->d_flags & DISKFLAG_NOGIANT)
81 return;
82 mtx_lock(&Giant);
83}
84
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