Differential D35036 Diff 105354 sys/geom/geom_vfs.c

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sys/geom/geom_vfs.c

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*/		*/
#include <sys/buf.h>		#include <sys/buf.h>

struct g_vfs_softc {		struct g_vfs_softc {
struct mtx sc_mtx;		struct mtx sc_mtx;
struct bufobj *sc_bo;		struct bufobj *sc_bo;
struct g_event *sc_event;		struct g_event *sc_event;
int sc_active;		int sc_active;
int sc_orphaned;		bool sc_orphaned;
int sc_enxio_active;		int sc_enxio_active;
};		};

static struct buf_ops __g_vfs_bufops = {		static struct buf_ops __g_vfs_bufops = {
.bop_name = "GEOM_VFS",		.bop_name = "GEOM_VFS",
.bop_write = bufwrite,		.bop_write = bufwrite,
.bop_strategy = g_vfs_strategy,		.bop_strategy = g_vfs_strategy,
.bop_sync = bufsync,		.bop_sync = bufsync,
▲ Show 20 Lines • Show All 161 Lines • ▼ Show 20 Lines	g_vfs_orphan(struct g_consumer *cp)
gp = cp->geom;		gp = cp->geom;
g_trace(G_T_TOPOLOGY, "g_vfs_orphan(%p(%s))", cp, gp->name);		g_trace(G_T_TOPOLOGY, "g_vfs_orphan(%p(%s))", cp, gp->name);
sc = gp->softc;		sc = gp->softc;
if (sc == NULL)		if (sc == NULL)
return;		return;
event = g_alloc_event(M_WAITOK);		event = g_alloc_event(M_WAITOK);
mtx_lock(&sc->sc_mtx);		mtx_lock(&sc->sc_mtx);
KASSERT(sc->sc_event == NULL, ("g_vfs %p already has an event", sc));		KASSERT(sc->sc_event == NULL, ("g_vfs %p already has an event", sc));
sc->sc_orphaned = 1;		sc->sc_orphaned = true;
destroy = (sc->sc_active == 0);		destroy = (sc->sc_active == 0);
if (!destroy) {		if (!destroy) {
sc->sc_event = event;		sc->sc_event = event;
event = NULL;		event = NULL;
}		}
mtx_unlock(&sc->sc_mtx);		mtx_unlock(&sc->sc_mtx);
if (destroy) {		if (destroy) {
g_free(event);		g_free(event);
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