Hi Fabio, On Fri, 2017-08-18 at 08:50 -0300, Fabio Estevam wrote: > Hi Jörg, > > On Thu, Jun 1, 2017 at 3:37 AM, Jörg Krause <joerg.krause@embedded.rocks> > wrote: > > > I'm experiencing low throughput with a BCM43362 wifi chip attached via > > SDIO to an i.MX28 [1,2]. After disabling some Kernel debug features I'm > > getting now a TCP throughput of 12.5 Mbps for the wifi interface, which > > is still below the throughput I get for the Cubietruck. > > Does it help if you disable CONFIG_PROVE_LOCKING?
No, it does not. I've disabled all settings in "Lock Debugging", but the TCP throughput is still at ~12.5 Mpbs. > --- a/arch/arm/configs/mxs_defconfig > +++ b/arch/arm/configs/mxs_defconfig > @@ -175,7 +175,6 @@ CONFIG_MAGIC_SYSRQ=y > CONFIG_DEBUG_KERNEL=y > CONFIG_LOCKUP_DETECTOR=y > CONFIG_TIMER_STATS=y > -CONFIG_PROVE_LOCKING=y > CONFIG_BLK_DEV_IO_TRACE=y > CONFIG_STRICT_DEVMEM=y > CONFIG_DEBUG_USER=y