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g_vfs_close_unlocked(9): wrapper around g_vfs_close(9)

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that locks both bo vnode and topology.

Reviewed by:	markj
Tested by:	pho
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D59932
This commit is contained in:
Konstantin Belousov committed 2026-09-24 21:38:32 +03:00
1 parent fc544d3b57
commit 87962e08fa
2 files changed
+16 -1
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sys/geom/geom_vfs.c
+13
View File
@@ -338,3 +338,16 @@ g_vfs_close(struct g_consumer *cp)
KASSERT(sc->sc_event == NULL, ("g_vfs %p event is non-NULL", sc)); KASSERT(sc->sc_event == NULL, ("g_vfs %p event is non-NULL", sc));
g_free(sc); g_free(sc);
} }
void
g_vfs_close_unlocked(struct g_consumer *cp)
{
struct vnode *vp;
vp = cp->private;
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
g_topology_lock();
g_vfs_close(cp);
g_topology_unlock();
VOP_UNLOCK(vp);
}
sys/geom/geom_vfs.h
+3 -1
View File
@@ -36,7 +36,9 @@ struct buf;
extern struct buf_ops *g_vfs_bufops; extern struct buf_ops *g_vfs_bufops;
void g_vfs_strategy(struct bufobj *bo, struct buf *bp); void g_vfs_strategy(struct bufobj *bo, struct buf *bp);
int g_vfs_open(struct vnode *vp, struct g_consumer **cpp, const char *fsname, int wr); int g_vfs_open(struct vnode *vp, struct g_consumer **cpp,
const char *fsname, int wr);
void g_vfs_close(struct g_consumer *cp); void g_vfs_close(struct g_consumer *cp);
void g_vfs_close_unlocked(struct g_consumer *cp);
#endif /* _GEOM_GEOM_VFS_H_ */ #endif /* _GEOM_GEOM_VFS_H_ */