Hi,all,my ARM11 (MR05-MARVELL8686) speed is 172-180KB/s,when i improve CONFIG_HZ from 200 to 1000,sdio8686 speed can up to 500-600KB/S! Someone say it is an old bug of libertas,that is relation to task_queue (time of schedule) ? my kernel is 2.6.24.2!have patch ? thanks!