55 lines
1.3 KiB
Plaintext
55 lines
1.3 KiB
Plaintext
# $NetBSD: vchain,v 1.5 2006/11/04 20:33:17 pooka Exp $
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# @(#)vchain 8.1 (Berkeley) 6/10/93
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#
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# Given a vnode, follow its mount pointers
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define vchain
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set $num = 0
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set $vp=(struct vnode *)$arg0
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while ($vp)
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printf "vp: 0x%x freelist_next: 0x%x usecount: %d flags: 0x%x\n", $vp, $vp->v_freelist.tqe_next, $vp->v_uobj.uo_refs, $vp->v_flag
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set $num++
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set $vp = $vp->v_mntvnodes.tqe_next
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end
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printf "Number of vnodes: %d\n", $num
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end
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define vprint
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set $vp=(struct vnode *)$arg0
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set $ip=(struct inode *)$vp->v_data
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end
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# print the vnode chain for a given mount point
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define mp_vchain
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set $mp = (struct mount *)$arg0
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vchain $mp->mnt_vnodelist.tqh_first
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end
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# print vnode chains for all mount points
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define vall
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set $mp=mountlist.cqh_first
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while ($mp)
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printf "\tmount point at 0x%x\n", $mp
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mp_vchain $mp
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set $mp=$mp->mnt_list.cqe_next
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# "break"
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if ((const void *)$mp == (const void *)&mountlist)
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set $mp = 0
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end
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end
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end
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define mountdump
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set $mp=mountlist.cqh_first
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while ($mp)
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printf "%s on %s type %s, (mp 0x%x, privdata 0x%x)\n", \
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$mp->mnt_stat->f_mntfromname, $mp->mnt_stat->f_mntonname, \
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$mp->mnt_op->vfs_name, $mp, $mp->mnt_data
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set $mp=$mp->mnt_list.cqe_next
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if ((const void *)$mp == (const void *)&mountlist)
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set $mp = 0
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end
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end
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