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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: Srinivas Nayak <sinu.nayak2001@gmail.com>
Cc: kosaki.motohiro@jp.fujitsu.com, linux-kernel@vger.kernel.org
Subject: Re: Which function returns LWP in Linux.
Date: Mon, 17 May 2010 16:03:17 +0900 (JST)	[thread overview]
Message-ID: <20100517160319.A195.A69D9226@jp.fujitsu.com> (raw)
In-Reply-To: <AANLkTikD7M_PKH3YgOWIvrcD6aW6X-gYIo2iw52QRRq_@mail.gmail.com>

> 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?

gettid()




  parent reply	other threads:[~2010-05-17  7:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-17  6:27 Srinivas Nayak
2010-05-17  6:56 ` Jaswinder Singh Rajput
2010-05-17  7:03 ` KOSAKI Motohiro [this message]
2010-05-17  7:33   ` Jaswinder Singh Rajput
2010-05-17 10:13     ` Srinivas Nayak
2010-05-17 13:30       ` Samuel Thibault
2010-05-17 18:13         ` H. Peter Anvin

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