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travis-tests: set CRIU_PMC_OFF conditionally

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We only needed it for kernel 3.19. Apparently, Ubuntu 14.04.5 comes
with a kernel from 16.04 (i.e. 4.4), so we can disable this workaround!

Anyway, just in case, let's do it conditionally.

While at it, slightly improve the comment.

Signed-off-by: Kir Kolyshkin <kir@openvz.org>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>
This commit is contained in:
Kir Kolyshkin 2017-05-17 12:32:41 -07:00 • committed by Andrei Vagin
parent 2a6b8e1743
commit 88699b49f7
1 changed files with 5 additions and 4 deletions
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9
scripts/travis/travis-tests
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@ -53,10 +53,11 @@ time make CC="$CC" -j4 -C test/zdtm
umask 0000
export SKIP_PREP=1
# The 3.19 Ubuntu kernel has a bug. When pagemap are read for a few vma-s
# for one read call, it returns incorrect data.
# https://github.com/xemul/criu/issues/207
export CRIU_PMC_OFF=1
# The 3.19 kernel (from Ubuntu 14.04) has a bug. When /proc/PID/pagemap
# is read for a few VMAs in one read call, incorrect data is returned.
# See https://github.com/xemul/criu/issues/207
# Kernel 4.4 (from Ubuntu 14.04.5 update) fixes this.
uname -r | grep -q ^3\.19 && export CRIU_PMC_OFF=1
chmod 0777 test/
chmod 0777 test/zdtm/static