net: Revert mlx4 cpumask changes.

[pandora-kernel.git] / lib / cpumask.c

diff --git a/lib/cpumask.c b/lib/cpumask.c
index 14049a9..b810b75 100644 (file)
--- a/lib/cpumask.c
+++ b/lib/cpumask.c
@@ -163,68 +163,4 @@ void __init free_bootmem_cpumask_var(cpumask_var_t mask)
 {
        memblock_free_early(__pa(mask), cpumask_size());
 }
-
-/**
- * cpumask_set_cpu_local_first - set i'th cpu with local numa cpu's first
- *
- * @i: index number
- * @numa_node: local numa_node
- * @dstp: cpumask with the relevant cpu bit set according to the policy
- *
- * This function sets the cpumask according to a numa aware policy.
- * cpumask could be used as an affinity hint for the IRQ related to a
- * queue. When the policy is to spread queues across cores - local cores
- * first.
- *
- * Returns 0 on success, -ENOMEM for no memory, and -EAGAIN when failed to set
- * the cpu bit and need to re-call the function.
- */
-int cpumask_set_cpu_local_first(int i, int numa_node, cpumask_t *dstp)
-{
-       cpumask_var_t mask;
-       int cpu;
-       int ret = 0;
-
-       if (!zalloc_cpumask_var(&mask, GFP_KERNEL))
-               return -ENOMEM;
-
-       i %= num_online_cpus();
-
-       if (!cpumask_of_node(numa_node)) {
-               /* Use all online cpu's for non numa aware system */
-               cpumask_copy(mask, cpu_online_mask);
-       } else {
-               int n;
-
-               cpumask_and(mask,
-                           cpumask_of_node(numa_node), cpu_online_mask);
-
-               n = cpumask_weight(mask);
-               if (i >= n) {
-                       i -= n;
-
-                       /* If index > number of local cpu's, mask out local
-                        * cpu's
-                        */
-                       cpumask_andnot(mask, cpu_online_mask, mask);
-               }
-       }
-
-       for_each_cpu(cpu, mask) {
-               if (--i < 0)
-                       goto out;
-       }
-
-       ret = -EAGAIN;
-
-out:
-       free_cpumask_var(mask);
-
-       if (!ret)
-               cpumask_set_cpu(cpu, dstp);
-
-       return ret;
-}
-EXPORT_SYMBOL(cpumask_set_cpu_local_first);
-
 #endif