Hello Sanjay, You are welcome.
Earlier I submitted some patches in powedebug and powertop tools. Please feel free to merge if you find any useful. http://lists.linaro.org/pipermail/linaro-dev/2014-April/017117.html http://lists.linaro.org/pipermail/linaro-dev/2014-May/017141.html http://lists.linaro.org/pipermail/linaro-dev/2014-May/017144.html http://lists.linaro.org/pipermail/linaro-dev/2014-May/017146.html -- Thanks, -Meraj Mohammad Merajul Islam Molla (Meraj) Mobile Lab 1, Mobile Development Team Samsung R&D Institute Bangladesh (SRBD) Phone: +880-1754380207 Skype: mmm2177 On Mon, May 12, 2014 at 4:27 PM, Sanjay Singh Rawat <sanjay.ra...@linaro.org > wrote: > On Wednesday 07 May 2014 03:34 PM, Mohammad Merajul Islam Molla wrote: > >> Hello Sanjay, >> >> One suggestion - its probably better to precede the output lines with >> cpu no. As currently output from child processes are intermixed as below >> and difficult to co-relate. >> >> jiffies are : 10000 usecs >> found 4 cpu(s) >> duration: 120 secs, #sleep: 1200, delay: 100000 us >> duration: 120 secs, #sleep: 1200, delay: 100000 us >> duration: 120 secs, #sleep: 1200, delay: 100000 us >> duration: 120 secs, #sleep: 1200, delay: 100000 us >> counter value 4072718528 >> test duration: 120.057526 secs >> deviation 0.000479 >> counter value 3914063589 >> test duration: 120.057335 secs >> counter value 4015937716 >> test duration: 120.057430 secs >> deviation 0.000479 >> deviation 0.000478 >> counter value 411037603 >> test duration: 120.062716 secs >> deviation 0.000523 >> > > thanks Meraj, done > >> >> >> >> -- >> Thanks, >> -Meraj >> >> >> On Fri, May 2, 2014 at 11:23 PM, Sanjay Singh Rawat >> <sanjay.ra...@linaro.org <mailto:sanjay.ra...@linaro.org>> wrote: >> >> On Wednesday 30 April 2014 02:04 PM, Mohammad Merajul Islam Molla >> wrote: >> >> Hello Sanjay, >> As far I know, if option argument is 0, the parent will wait for >> >> >> Looks like waiting is done if childs exit. I checked for the >> offlined CPU case, if there are no child processes, waitpid returns >> -1. Setting errno as "no child processes" >> >> specified child pid to terminate, its not for immediate return as >> in >> case of WNOHANG. This is probably the intended use of the code >> (author >> will be able to confirm). Changing 0 to WNOHANG macro will >> change the >> meaning of the code. >> Also, from header file - >> #define WNOHANG 0x00000001 >> >> >> sorry i referred wrong document >> >> WNOHANG is defined as 1, not zero. >> Which makes me think of two cases below - >> 1. If the real intended purpose is to not to wait infinitely, >> replacing >> >> [...] >> >> >> >> >> >> > > -- > sanjay >
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