diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2009-03-23 14:50:03 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2009-03-23 21:20:20 +0100 |
| commit | 80c5520811d3805adcb15c570ea5e2d489fa5d0b (patch) | |
| tree | ae797a7f4af39f80e77526533d06ac23b439f0ab /drivers/net/sfc/efx.c | |
| parent | b3e3b302cf6dc8d60b67f0e84d1fa5648889c038 (diff) | |
| parent | 8c083f081d0014057901c68a0a3e0f8ca7ac8d23 (diff) | |
Merge branch 'cpus4096' into irq/threaded
Conflicts:
arch/parisc/kernel/irq.c
kernel/irq/handle.c
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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; } |