21 lines
418 B
Plaintext
21 lines
418 B
Plaintext
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#!/bin/bash
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# checks DASD accessibility in VM and sets Linux-side readonly attributes
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# accordingly
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modprobe -q vmcp
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vmcp q v dasd 2>/dev/null >/dev/null || exit 0 # not running in VM
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vmcp q v dasd | while read x dev rest
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do
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dev=`echo $dev|tr A-F a-f`
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roattr=/sys/bus/ccw/devices/?.?.$dev/readonly
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test -e $roattr || continue
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if echo "$rest"|grep -q R/O
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then
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echo 1 >$roattr
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else
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echo 0 >$roattr
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fi
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done
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