Re: how does fork() copy threads of a process in multi-processor (SMP)

2011-03-10 Thread lalit mohan tripathi
On Thu, Mar 10, 2011 at 10:25 PM, Mulyadi Santosa wrote: > Hi... > > On Thu, Mar 10, 2011 at 22:05, lalit mohan tripathi > wrote: >> I've a general question:  In Multiprocessor (Multi-Core) (SMP) >> environment how does  fork system call  (do_fork() related code) >> maintain the synchronization i

Re: how does fork() copy threads of a process in multi-processor (SMP)

2011-03-10 Thread Josh Cartwright
On Thu, Mar 10, 2011 at 11:55:35PM +0700, Mulyadi Santosa wrote: > Hi... > > On Thu, Mar 10, 2011 at 22:05, lalit mohan tripathi > wrote: > > I've a general question: In Multiprocessor (Multi-Core) (SMP) > > environment how does fork system call (do_fork() related code) > > maintain the synchr

Re: how does fork() copy threads of a process in multi-processor (SMP)

2011-03-10 Thread Mulyadi Santosa
Hi... On Thu, Mar 10, 2011 at 22:05, lalit mohan tripathi wrote: > I've a general question:  In Multiprocessor (Multi-Core) (SMP) > environment how does  fork system call  (do_fork() related code) > maintain the synchronization in case the threads of a process are > running on different processor

Re: where is __memory_barrier in kernel ?

2011-03-10 Thread Mulyadi Santosa
On Thu, Mar 10, 2011 at 22:13, loody wrote: > hi > > 2011/3/8 piyush moghe : >> Yes what you are saying is also right, since in order to prevent the >> ordering all the pending memory operations should have completed >> hence as you mentioned processor stops and make sure all the memory >> operati

error: #error Unknown data abort handler type from glue.h file

2011-03-10 Thread Madhavi Manchala
Dear All, When I looked into the linux-2.6.36/arch/arm directory, I did not find the mach-s3c2510/s3c2510a directory for Samsung s3c2510a MCU. When I asked the same in the ARM forum, they told me that this MCU is a NO-MMU based MCU and in the current kernel there was no much support for it. For co

Re: where is __memory_barrier in kernel ?

2011-03-10 Thread loody
hi 2011/3/8 piyush moghe : > Yes what you are saying is also right, since in order to prevent the > ordering all the pending memory operations should have completed > hence as you mentioned processor stops and make sure all the memory > operations are completed. I am not sure whether all the memor

how does fork() copy threads of a process in multi-processor (SMP)

2011-03-10 Thread lalit mohan tripathi
I've a general question:  In Multiprocessor (Multi-Core) (SMP) environment how does  fork system call  (do_fork() related code) maintain the synchronization in case the threads of a process are running on different processors?  E.g. it can happen that the fork() is called by cpu-0 thread and other

Re: Need an understanding on Bluetooth driver

2011-03-10 Thread Pavan Savoy
On Wed, Mar 9, 2011 at 5:31 PM, Tirtha Ghosh wrote: > Hi All, > > I am really new to bluetooth s/w development. And need some idea how it > works in linux system. > > As far as I know, Bluez protocol stack is available on Linux. Bluez drivers > are already mainlined in Kernel and utilities are ava

Re: project ideas

2011-03-10 Thread chandrakant kumar
There is still a TODO list. Pick a task from that list and do it. On 3/10/11, Rajat Sharma wrote: >> You may want to try NFS version 4, nfs.sourceforge.net > > could you be more informative, version 4 is long been into the mainline > kernel. > > Rajat > > On Thu, Mar 10, 2011 at 2:03 PM, chandraka

Re: project ideas

2011-03-10 Thread Anupam Kapoor
, | > I am seeking for any project on Networking related stuff ( in kernel land). | > I have visited the kernelnewbies.org janitors and kernel projects. Among | > them i found two projects of my interest but both of them are completed. So | > can anyone suggest me any ideas? | > | > I would app

Re: project ideas

2011-03-10 Thread Rajat Sharma
> You may want to try NFS version 4, nfs.sourceforge.net could you be more informative, version 4 is long been into the mainline kernel. Rajat On Thu, Mar 10, 2011 at 2:03 PM, chandrakant kumar wrote: > Hi Mohit > > You may want to try NFS version 4, nfs.sourceforge.net > > On 3/10/11, mohit ve

Re: project ideas

2011-03-10 Thread chandrakant kumar
Hi Mohit You may want to try NFS version 4, nfs.sourceforge.net On 3/10/11, mohit verma wrote: > Hi all , > > I am seeking for any project on Networking related stuff ( in kernel land). > I have visited the kernelnewbies.org janitors and kernel projects. Among > them i found two projects of my