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zdtm: check the mem_dirty_track if --pre or --snap is set

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Signed-off-by: Andrew Vagin <avagin@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
This commit is contained in:
Andrei Vagin 2016-04-12 21:14:00 +03:00 • committed by Pavel Emelyanov
parent fb7e5a3ee6
commit 49877012e3
2 changed files with 9 additions and 1 deletions
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5
criu/cr-check.c
View file

@ -692,8 +692,10 @@ static int check_mem_dirty_track(void)
if (kerndat_get_dirty_track() < 0)
return -1;
if (!kdat.has_dirty_track)
if (!kdat.has_dirty_track) {
pr_warn("Dirty tracking is OFF. Memory snapshot will not work.\n");
return -1;
}
return 0;
}
@ -1002,6 +1004,7 @@ struct feature_list {
static struct feature_list feature_list[] = {
{ "mnt_id", check_mnt_id },
{ "mem_dirty_track", check_mem_dirty_track },
{ "aio_remap", check_aio_remap },
{ "timerfd", check_timerfd },
{ "tun", check_tun },

5
test/zdtm.py
View file

@ -1188,6 +1188,11 @@ def run_tests(opts):
excl = None
features = {}
if opts['pre'] or opts['snaps']:
if not criu_cli.check("mem_dirty_track"):
print "Tracking memory is not available"
return;
if opts['keep_going'] and (not opts['all']):
print "[WARNING] Option --keep-going is more useful with option --all."