[PATCH cgmanager chown: don't do a gratuitous fork
[PATCH cgmanager chown: don't do a gratuitous fork

userns_exec_1() clones a new task to manipulate.  We don't
need to fork before calling that.

Signed-off-by: Serge Hallyn <3df611b026e4639bee8aef7a4beb2e39fcebb313@ubuntu.com>
Acked-by: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>

raspberrypython/lxc,hallyn/lxc,yubo/lxc,ysbnim/lxc,fwilson42/lxc,codebauss/lxc,lisongmin/lxc,efiop/lxc,ysbnim/lxc,GreatFruitOmsk/lxc,QingweiPeterLan/cs188-lxc,JohnPeacockMessageSystems/lxc,Distrotech/lxc,hkjolhede/lxc,weizhenwei/lxc,hkjolhede/lxc,virajs/lxc,LynxChaus/lxc,cjwatson/lxc,rldleblanc/lxc,terceiro/lxc,JohnPeacockMessageSystems/lxc,armcc/lxc,federicobriata/lxc,armcc/lxc,rldleblanc/lxc,bmoar/lxc,Ponce/lxc,major/lxc,szaszg/lxc,rowhit/lxc,bostjan/lxc,fwilson42/lxc,aeris/lxc,Distrotech/lxc,armcc/lxc,ksperis/lxc,aeris/lxc,rldleblanc/lxc,lisongmin/lxc,caglar10ur/lxc,ojkastl/lxc_Patches,raspberrypython/lxc,Ponce/lxc,rowhit/lxc,lazy404/lxc,ecarrara/lxc,christiaan/lxc,thmo/lxc,ojkastl/lxc_Patches,hfuCN/lxc,major/lxc,sapun/lxc,LynxChaus/lxc,rowhit/lxc,Distrotech/lxc,tych0/lxc,jirislaby/lxc,ecarrara/lxc,jirislaby/lxc,caglar10ur/lxc,akshaykarle/lxc,DarknessBeforeDawn/lxc,hfuCN/lxc,caglar10ur/lxc,Pelagicore/lxc,tych0/lxc,bostjan/lxc,thmo/lxc,hfuCN/lxc,bostjan/lxc,christiaan/lxc,christiaan/lxc,cjwatson/lxc,weizhenwei/lxc,Ponce/lxc,hkjolhede/lxc,Pelagicore/lxc,weizhenwei/lxc,sapun/lxc,aeris/lxc,regit/lxc,LynxChaus/lxc,jirislaby/lxc,ioops/lxc,ksperis/lxc,fwilson42/lxc,codebauss/lxc,ss1h2a3tw/lxc,lisongmin/lxc,Pelagicore/lxc,ss1h2a3tw/lxc,ss1h2a3tw/lxc,efiop/lxc,ysbnim/lxc,efiop/lxc,terceiro/lxc,szaszg/lxc,QingweiPeterLan/cs188-lxc,akshaykarle/lxc,DarknessBeforeDawn/lxc,ioops/lxc,federicobriata/lxc,ioops/lxc,tych0/lxc,ojkastl/lxc_Patches,ecarrara/lxc,virajs/lxc,sapun/lxc,major/lxc,cjwatson/lxc,terceiro/lxc,GreatFruitOmsk/lxc,codebauss/lxc,QingweiPeterLan/cs188-lxc,bmoar/lxc,regit/lxc,ksperis/lxc,szaszg/lxc,hallyn/lxc,lazy404/lxc,akshaykarle/lxc,DarknessBeforeDawn/lxc,GreatFruitOmsk/lxc,ojkastl/lxc_Patches,regit/lxc,yubo/lxc,raspberrypython/lxc,yubo/lxc,virajs/lxc,thmo/lxc,lazy404/lxc,hallyn/lxc,bmoar/lxc,JohnPeacockMessageSystems/lxc,federicobriata/lxc