diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-08 16:48:51 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-08 16:48:51 +0100 |
commit | dba58e39ced7af63f2748d12bbb2b4ac83c72391 (patch) | |
tree | ee15a5e7667b51d0d0f7e8cb39064652f7c84c28 /drivers/net/sfc/efx.c | |
parent | 9de36825b321fe9fe9cf73260554251af579f4ca (diff) | |
parent | 78ff7fae04554b49d29226ed12536268c2500d1f (diff) |
Merge branches 'tracing/doc', 'tracing/ftrace', 'tracing/printk' and 'tracing/textedit' into tracing/core
Diffstat (limited to 'drivers/net/sfc/efx.c')
-rw-r--r-- | drivers/net/sfc/efx.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index ab0e09bf154..847e9bb0098 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -854,20 +854,27 @@ static void efx_fini_io(struct efx_nic *efx) * interrupts across them. */ static int efx_wanted_rx_queues(void) { - cpumask_t core_mask; + cpumask_var_t core_mask; int count; int cpu; - cpus_clear(core_mask); + if (!alloc_cpumask_var(&core_mask, GFP_KERNEL)) { + printk(KERN_WARNING + "efx.c: allocation failure, irq balancing hobbled\n"); + return 1; + } + + cpumask_clear(core_mask); count = 0; for_each_online_cpu(cpu) { - if (!cpu_isset(cpu, core_mask)) { + if (!cpumask_test_cpu(cpu, core_mask)) { ++count; - cpus_or(core_mask, core_mask, - topology_core_siblings(cpu)); + cpumask_or(core_mask, core_mask, + topology_core_cpumask(cpu)); } } + free_cpumask_var(core_mask); return count; } |