Commit 9e66bf03 authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

scftorture: Adapt memory-ordering test to UP operation 



On uniprocessor systems, smp_call_function() does nothing.  This commit
therefore avoids complaining about the lack of handler accesses in the
single-CPU case where there is no handler.

Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
parent a7c072ef

kernel/scftorture.c

+2 −1
Original line number Diff line number Diff line
@@ -363,7 +363,8 @@ static void scftorture_invoke_one(struct scf_statistics *scfp, struct torture_ra 
			scfcp->scfc_out = true;

	}

	if (scfcp && scfsp->scfs_wait) {

		if (WARN_ON_ONCE(!scfcp->scfc_out))

		if (WARN_ON_ONCE((num_online_cpus() > 1 || scfsp->scfs_prim == SCF_PRIM_SINGLE) &&

				 !scfcp->scfc_out))

			atomic_inc(&n_mb_out_errs); // Leak rather than trash!

		else

			kfree(scfcp);

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