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#!/bin/sh
# Copyright (C) 2010-2011, Parallels, Inc. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
#
# This script is executed in the CT0 context after moving
# PCI devices into or out of CT (vzctl set $CTID --pci_add/--pci_del).
# It is supposed to take care about actions needed to properly
# add/remove certain PCI devices.
#
# Parameters are passed in environment variables:
# VEID - container ID
# VE_ROOT - container root directory
# PCI - list of PCI devices
# ADD - boolean flag (1 - add, 0 - del)
for dev in $PCI; do
if [ "$ADD" = 1 ]; then
cmd='+'
sort=''
prefix=''
else
cmd='-'
sort='-r'
prefix=$VE_ROOT
fi
devdir=${prefix}/sys/bus/pci/devices/$dev/
cd $devdir >/dev/null|| exit 1
find $devdir -name ve_device_add -printf '%d %p\n' | \
sort -n $sort | while read n f; do
echo ${cmd}${VEID} > "$f" || exit 1
done
done
exit 0
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