vfs_busy
error = vfs_busy(mp, 0);
error = vfs_busy(mp, MBF_NOWAIT);
error = vfs_busy(mp, MBF_NOWAIT);
error = vfs_busy(mp, 0);
nd->nd_repstat = vfs_busy(mp, 0);
r = vfs_busy(new_mp, 0);
nd->nd_repstat = vfs_busy(mp, 0);
if (vfs_busy(mp))
error = vfs_busy(mp);
error = vfs_busy(mp);
error = vfs_busy(lowermp);
error = vfs_busy(mp);
if (vfs_busy(mp))
error = vfs_busy(mp);
error = vfs_busy(mp);
error = vfs_busy(mp);
error = vfs_busy(mp);
error = vfs_busy(mp);
error = vfs_busy(mp);
error = vfs_busy(mp);
error = vfs_busy(mp);
int vfs_busy(struct mount *);
&& vfs_busy(fs->lfs_ivnode->v_mount))
if ((error = vfs_busy(mntp)) != 0)
if ((error = vfs_busy(mntp)) != 0)
if ((error = vfs_busy(mntp)) != 0)
error = vfs_busy(mp);
if ((error = vfs_busy(mp)) != 0)
error = vfs_busy(mp);