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(-)linux-2.6.14.orig/mm/mempolicy.c (+4 lines)
Lines 219-224 Link Here
219
	switch (mode) {
219
	switch (mode) {
220
	case MPOL_INTERLEAVE:
220
	case MPOL_INTERLEAVE:
221
		bitmap_copy(policy->v.nodes, nodes, MAX_NUMNODES);
221
		bitmap_copy(policy->v.nodes, nodes, MAX_NUMNODES);
222
		if (bitmap_weight(nodes, MAX_NUMNODES) == 0) {
223
			kmem_cache_free(policy_cache, policy);
224
			return ERR_PTR(-EINVAL);
225
		}
222
		break;
226
		break;
223
	case MPOL_PREFERRED:
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	case MPOL_PREFERRED:
224
		policy->v.preferred_node = find_first_bit(nodes, MAX_NUMNODES);
228
		policy->v.preferred_node = find_first_bit(nodes, MAX_NUMNODES);

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