check-block.sh: passthrough -jN flag of make to -j N flag of check

This improves performance of running iotests during "make -jN check".

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20211223183933.1497037-1-vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2021-12-23 19:39:33 +01:00 committed by Paolo Bonzini
parent 235b523dba
commit bcda7b178f

View File

@ -74,10 +74,17 @@ cd tests/qemu-iotests
# QEMU_CHECK_BLOCK_AUTO is used to disable some unstable sub-tests
export QEMU_CHECK_BLOCK_AUTO=1
export PYTHONUTF8=1
# If make was called with -jN we want to call ./check with -j N. Extract the
# flag from MAKEFLAGS, so that if it absent (or MAKEFLAGS is not defined), JOBS
# would be an empty line otherwise JOBS is prepared string of flag with value:
# "-j N"
# Note, that the following works even if make was called with "-j N" or even
# "--jobs N", as all these variants becomes simply "-jN" in MAKEFLAGS variable.
JOBS=$(echo "$MAKEFLAGS" | sed -n 's/\(^\|.* \)-j\([0-9]\+\)\( .*\|$\)/-j \2/p')
ret=0
for fmt in $format_list ; do
${PYTHON} ./check -makecheck -$fmt $group || ret=1
${PYTHON} ./check $JOBS -makecheck -$fmt $group || ret=1
done
exit $ret