Re: [PATCH tip/core/rcu 41/45] torture: Put qemu into the background

From: Paul E. McKenney
Date: Tue May 13 2014 - 13:44:29 EST


On Wed, May 07, 2014 at 03:18:58PM -0700, josh@xxxxxxxxxxxxxxxx wrote:
> On Mon, Apr 28, 2014 at 05:25:29PM -0700, Paul E. McKenney wrote:
> > From: "Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx>
> >
> > Currently, qemu runs in the foreground, which prevents the script from
> > killing it in case the kernel locks up. This commit therefore places
> > qemu into the background, allowing the script to recover from lockups.
> >
> > Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
>
> qemu originally did run in the background before this patch series;
> please merge this into the patch that introduces the echo and thus
> breaks that.

Turned out that the conflicts weren't as bad as I had feared, so done!

Thanx, Paul

> > tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
> > index b1e85b049075..67e89f06e77f 100755
> > --- a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
> > +++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
> > @@ -157,7 +157,7 @@ then
> > echo Build-only run specified, boot/test omitted.
> > exit 0
> > fi
> > -$QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append "$qemu_append $boot_args"; echo $? > $resdir/qemu-retval &
> > +( $QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append "$qemu_append $boot_args"; echo $? > $resdir/qemu-retval ) &
> > qemu_pid=$!
> > commandcompleted=0
> > echo Monitoring qemu job at pid $qemu_pid
> > --
> > 1.8.1.5
> >
>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/