linux-kernel - Re: Which function returns LWP in Linux.

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Date:	Mon, 17 May 2010 12:26:35 +0530
From:	Jaswinder Singh Rajput <jaswinderlinux@...il.com>
To:	Srinivas Nayak <sinu.nayak2001@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Which function returns LWP in Linux.

Hello,

On Mon, May 17, 2010 at 11:57 AM, Srinivas Nayak
<sinu.nayak2001@...il.com> wrote:
> Hi,
>
> For a process, we have different PIDs. For threads under a single
> processes, we have different LWP id, but same PID in Linux.
> ex.
>
> root@pc:/home/srinivas# ps -eLf
> UID        PID  PPID     LWP  C STIME       TIME     CMD
> root       100     1     100  0 May13       00:00:02 ./a.out
> root       100     1     102  0 May13       00:00:00 ./a.out
>
> getpid() function returns PID of a process.
> Which function retuns LWP id for thread?
>

You are asking procps question in LKML.

Please check http://procps.sourceforge.net/

Download propps package, read source code and you will get the reply.

Thanks,
--
Jaswinder Singh.
--
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