From: Keir Fraser Date: Wed, 8 Jul 2009 09:51:00 +0000 (+0100) Subject: stubdom: fix a race that affects live migration with stubdoms X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~13632 X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22?a=commitdiff_plain;h=f96f790bc4438a9b174f31972fa16fbc78b5e03c;p=xen.git stubdom: fix a race that affects live migration with stubdoms This patch fixes a race during live migration with stubdoms: right after the stubdom dies the configuration file of the VM is removed by stubdom-dm but, in case of a live migration, the configuration file could be the one of the new VM in the process of being created. Removing the config file before destroying the stubdom is enough to solve the race. Signed-off-by: Stefano Stabellini --- diff --git a/stubdom/stubdom-dm b/stubdom/stubdom-dm index 76068a0bd0..06b29e5b3f 100644 --- a/stubdom/stubdom-dm +++ b/stubdom/stubdom-dm @@ -82,8 +82,8 @@ term() { kill %1 ( [ -n "$vncpid" ] && kill -9 $vncpid + rm ${stubdom_configdir}/$domname-dm xm destroy $domname-dm - rm ${stubdom_configdir}/$domname-dm ) & # We need to exit immediately so as to let xend do the commands above exit 0