Re: Selecting a Linux Kernel Bug

2014-03-24 Thread sanjeev sharma
Hi Greg Where Kernel Bugs are getting tracked ? so that open Bugs in Kernel can be looked. Regards Sanjeev Sharma On Wed, Mar 19, 2014 at 9:55 PM, Greg KH g...@kroah.com wrote: On Wed, Mar 19, 2014 at 09:48:13PM +0530, Ashwin Jha wrote: Hi All, I am a first year graduate student at

Re: Selecting a Linux Kernel Bug

2014-03-24 Thread Madper Xie
sanjeev sharma sanjeevsharmae...@gmail.com writes: Hi Greg Where Kernel Bugs are getting trackedĀ  ? so that open Bugs in Kernel can be looked. Not very sure. maybe: https://bugzilla.kernel.org/describecomponents.cgi I always report bugs to LKML or related mail-list. (E.g. Linux-efi) So

Re: Selecting a Linux Kernel Bug

2014-03-24 Thread sanjeev sharma
Thanks and Let me subscribe so that I can start working on Bugs. Regards Sanjeev Sharma . On Mon, Mar 24, 2014 at 11:57 AM, Madper Xie c...@redhat.com wrote: sanjeev sharma sanjeevsharmae...@gmail.com writes: Hi Greg Where Kernel Bugs are getting tracked ? so that open Bugs in Kernel

Re: Vmalloc Information Needed

2014-03-24 Thread pramod gurav
On Sun, Mar 23, 2014 at 9:54 AM, Anup Buchke anup.est...@gmail.com wrote: For a user/kernel configuration of 3/1GB and (0-16M DMA , 16-896 - Low , 896 - 1024 - High ) *Q:* Is amount of memory allocated to Vmalloc limited to 128MB? The upper 128MB in virtual space(HIGHMEM) is not a limit for

Re: Selecting a Linux Kernel Bug

2014-03-24 Thread Valdis . Kletnieks
On Mon, 24 Mar 2014 12:22:58 +0530, sanjeev sharma said: Thanks and Let me subscribe so that I can start working on Bugs. Subscribing to lkml almost guarantees you won't have enough time to actually work on bugs. Note that nobody reads every post in linux-kernel. In fact, nobody who expects to

How Kernel stack is used in case of different processor mode in ARM architecture?

2014-03-24 Thread Rahul Garg
As I understand every process have a user stack and kernel stack. Apart from that there is a stack for every mode in ARM achitecture. So I want to know How different stack and stack pointer works in ARM modes? Also when this kernel stack associated with the process will be used ?

How to submit for eudyptula-challenge

2014-03-24 Thread wangyubin
Hello, I have dive into the eudyptula-challenge, but when I submit my result for task 01. I received a reply below: Please print to the kernel debug log level. I have sended module(c file), Makefile, and dmesg output for load/unload the module. Could anyone to tell me what does this message

Re: How to submit for eudyptula-challenge

2014-03-24 Thread Parinay Kondekar
http://elinux.org/Debugging_by_printing#Log_Levels HTH On 25 March 2014 06:58, wangyubin harry198...@gmail.com wrote: Hello, I have dive into the eudyptula-challenge, but when I submit my result for task 01. I received a reply below: Please print to the kernel debug log level. I have

Re: How to submit for eudyptula-challenge

2014-03-24 Thread Aruna Hewapathirane
Hi Wangyubin, The log level you require is KERN_DEBUG ... But when you run checkpatch.pl on your *.c file it will say: WARNING: Prefer netdev_dbg(netdev, ... then dev_dbg(dev, ... then pr_debug(... to printk(KERN_DEBUG ... So replacing printk(KERN_DEBUG ... with pr_debug will resolve this.

Re: How to submit for eudyptula-challenge

2014-03-24 Thread wangyubin
Hi, Aruna Thanks for your answer! I used printk like this in the previous submit. printk(KERN_ALERT Hello World !); I will change KERN_ALERT to KERN_DEBUG and try to submit again! also thanks for Masood Mehmood and Parinay Kondekar's help! Best Regards! wangyubin On 03/25/2014 10:16 AM,

Re: How to submit for eudyptula-challenge

2014-03-24 Thread Aruna Hewapathirane
Hi Wangyubin, There is a *reason* why I decided to give you a helping hand my dear, I had a very hard time with that task-01 but it did help me immensely to begin to understand how things work and are done in the kernel. I do not want anyone else to waste time if we can get newcomers up to a

Re: How to submit for eudyptula-challenge

2014-03-24 Thread wangyubin
Hi, Aruna I will use Checkpatch.pl to check my source file by your advice! thanks again! Best Regards! wangyubin On 03/25/2014 10:48 AM, Aruna Hewapathirane wrote: Hi Wangyubin, There is a *reason* why I decided to give you a helping hand my dear, I had a very hard time with that task-01

Re: How to submit for eudyptula-challenge

2014-03-24 Thread Aruna Hewapathirane
Hi Wangyubin, You may want to drop by the IRC channel : http://kernelnewbies.org/IRC has lots of friendly and vastly more experienced folks. :) On Mon, Mar 24, 2014 at 11:08 PM, wangyubin harry198...@gmail.com wrote: Hi, Aruna I will use Checkpatch.pl to check my source file by your advice!

Re: How to submit for eudyptula-challenge

2014-03-24 Thread wangyubin
OK, I will try to use that. :-) Best Regards! wangyubin On 03/25/2014 11:28 AM, Aruna Hewapathirane wrote: Hi Wangyubin, You may want to drop by the IRC channel : http://kernelnewbies.org/IRC has lots of friendly and vastly more experienced folks. :) On Mon, Mar 24, 2014 at 11:08 PM,

Re: How to submit for eudyptula-challenge

2014-03-24 Thread Pranay Srivastava
Hi Set your log level to 8 so you can see your messages. The pr_ *ones Should be good. Also check how to enable that macro for specific or all files of your module. On Mar 25, 2014 10:18 AM, wangyubin harry198...@gmail.com wrote: OK, I will try to use that. :-) Best Regards! wangyubin