linux/Documentation/aoe/mkshelf.sh
ecashin@coraid.com d098840e37 [PATCH] aoe 8/12: document env var for specifying number
document env var for specifying number of partitions per dev

Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2005-04-18 22:00:20 -07:00

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#! /bin/sh
if test "$#" != "2"; then
echo "Usage: sh `basename $0` {dir} {shelfaddress}" 1>&2
echo " n_partitions=16 sh `basename $0` {dir} {shelfaddress}" 1>&2
exit 1
fi
n_partitions=${n_partitions:-16}
dir=$1
shelf=$2
MAJOR=152
set -e
minor=`echo 10 \* $shelf \* $n_partitions | bc`
endp=`echo $n_partitions - 1 | bc`
for slot in `seq 0 9`; do
for part in `seq 0 $endp`; do
name=e$shelf.$slot
test "$part" != "0" && name=${name}p$part
rm -f $dir/$name
mknod -m 0660 $dir/$name b $MAJOR $minor
minor=`expr $minor + 1`
done
done