gfs2-utils/tests/rgskipcheck.sh

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#!/bin/sh
dev=$1
rgcount=$(gfs2_edit -p rgcount $dev | cut -f1 -d' ')
prevaddr=$(gfs2_edit -p rg 0 $dev | grep ^RG | awk '{print $5}')
prevskip=0
for i in `seq 0 $(($rgcount - 1))`; do
addr=$(gfs2_edit -p rg $i $dev | grep ^RG | awk '{print $5}')
expected=$(($addr - $prevaddr))
if test $prevskip != $expected; then
echo "Bad rg_skip in rg $(($i - 1)): $prevskip (expected: $expected)" >&2
exit 1
fi
prevskip=$(gfs2_edit -p rg $i $dev | grep rg_skip | awk '{print $2}')
prevaddr=$addr
done