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linux-next/Documentation/aoe/mkdevs.sh
Ed L. Cashin 3ae1c24e39 [PATCH] aoe [2/8]: support dynamic resizing of AoE devices
Allow the driver to recognize AoE devices that have changed size.
Devices not in use are updated automatically, and devices that are in
use are updated at user request.

Signed-off-by: "Ed L. Cashin" <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-03-23 22:01:55 -08:00

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#!/bin/sh
n_shelves=${n_shelves:-10}
n_partitions=${n_partitions:-16}
if test "$#" != "1"; then
echo "Usage: sh `basename $0` {dir}" 1>&2
echo " n_partitions=16 sh `basename $0` {dir}" 1>&2
exit 1
fi
dir=$1
MAJOR=152
echo "Creating AoE devnode files in $dir ..."
set -e
mkdir -p $dir
# (Status info is in sysfs. See status.sh.)
# rm -f $dir/stat
# mknod -m 0400 $dir/stat c $MAJOR 1
rm -f $dir/err
mknod -m 0400 $dir/err c $MAJOR 2
rm -f $dir/discover
mknod -m 0200 $dir/discover c $MAJOR 3
rm -f $dir/interfaces
mknod -m 0200 $dir/interfaces c $MAJOR 4
rm -f $dir/revalidate
mknod -m 0200 $dir/revalidate c $MAJOR 5
export n_partitions
mkshelf=`echo $0 | sed 's!mkdevs!mkshelf!'`
i=0
while test $i -lt $n_shelves; do
sh -xc "sh $mkshelf $dir $i"
i=`expr $i + 1`
done