Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Michael Büsch
On Fri, 2 Sep 2011 00:55:54 +0200 Luka Perkov wrote: > Also in linux-2.6.39.4/kernel/Kconfig.preempt you will see for > CONFIG_PREEMPT: > > Select this if you are building a kernel for a desktop or > embedded system with latency requirements in the milliseconds > range > > Bec

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Otto Solares Cabrera
On Fri, Sep 02, 2011 at 12:39:38PM +0200, Luka Perkov wrote: > Please look at the kernel config file above. You will see that > CONFIG_PREEMPT should be used on embedded systems... Doesn't CONFIG_PREEMPT will add userspace scheduling overhead which in turn harm kernelspace workloads such as packet

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Florian Fainelli
On Friday 02 September 2011 15:10:47 Luka Perkov wrote: > On Fri, Sep 02, 2011 at 01:32:18PM +0200, Florian Fainelli wrote: > > On Friday 02 September 2011 12:55:08 Geert Uytterhoeven wrote: > > > On Fri, Sep 2, 2011 at 12:39, Luka Perkov wrote: > > > > On Fri, Sep 02, 2011 at 10:46:37AM +0200, F

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Luka Perkov
On Fri, Sep 02, 2011 at 01:32:18PM +0200, Florian Fainelli wrote: > On Friday 02 September 2011 12:55:08 Geert Uytterhoeven wrote: > > On Fri, Sep 2, 2011 at 12:39, Luka Perkov wrote: > > > On Fri, Sep 02, 2011 at 10:46:37AM +0200, Florian Fainelli wrote: > > >> On Friday 02 September 2011 00:55:5

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Florian Fainelli
On Friday 02 September 2011 12:55:08 Geert Uytterhoeven wrote: > On Fri, Sep 2, 2011 at 12:39, Luka Perkov wrote: > > On Fri, Sep 02, 2011 at 10:46:37AM +0200, Florian Fainelli wrote: > >> On Friday 02 September 2011 00:55:54 Luka Perkov wrote: > >> > Also in linux-2.6.39.4/kernel/Kconfig.preempt

Re: [OpenWrt-Devel] Image command line hack question

2011-09-02 Thread jason duhamell
As promised, here is the official realtek bsp with documentation. http://d01.megashares.com/dl/abc0f5c/rtl819x-sdk-v2%5B1%5D.2.tar.gz Jason On Sat, Aug 27, 2011 at 9:51 PM, Florian Fainelli wrote: > Hello, > > On Saturday 27 August 2011 15:14:51 Andrew wrote: > > Hello again, > > I looked throug

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread edgar . soldin
On 02.09.2011 12:39, Luka Perkov wrote: > Hi, > > On Fri, Sep 02, 2011 at 10:46:37AM +0200, Florian Fainelli wrote: >> On Friday 02 September 2011 00:55:54 Luka Perkov wrote: >>> Also in linux-2.6.39.4/kernel/Kconfig.preempt you will see for >>> CONFIG_PREEMPT: >>> >>> Select this if you are b

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Geert Uytterhoeven
On Fri, Sep 2, 2011 at 12:39, Luka Perkov wrote: > On Fri, Sep 02, 2011 at 10:46:37AM +0200, Florian Fainelli wrote: >> On Friday 02 September 2011 00:55:54 Luka Perkov wrote: >> > Also in linux-2.6.39.4/kernel/Kconfig.preempt you will see for >> > CONFIG_PREEMPT: >> > >> >     Select this if you

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Luka Perkov
Hi, On Fri, Sep 02, 2011 at 10:46:37AM +0200, Florian Fainelli wrote: > On Friday 02 September 2011 00:55:54 Luka Perkov wrote: > > Also in linux-2.6.39.4/kernel/Kconfig.preempt you will see for > > CONFIG_PREEMPT: > > > > Select this if you are building a kernel for a desktop or > > embe

Re: [OpenWrt-Devel] [PATCH] replace CONFIG_PREEMPT_NONE with CONFIG_PREEMPT

2011-09-02 Thread Florian Fainelli
Hello, On Friday 02 September 2011 00:55:54 Luka Perkov wrote: > I also had this issue on my sx763 lantiq based board: > > https://dev.openwrt.org/ticket/9440 > > With symbol table I got this oops: > > Unhandled kernel unaligned access[#1]: > ... bla bla bla (to keep it short) ... > Call Trace: