linux-kernel - RE: find_task_by

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Date:	Tue, 10 Aug 2010 12:32:32 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Pistis Valentino <vale.pistis@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: RE: find_task_by_pid() problem

> I'm using the routine find_task_by_vpid () linux / sched.h (the oldest
> find_task_by_pid() don't exist), but when I try to compile the file I
> hello_world.c returns an error:

You can only use kernel's EXPORTed symbol, ie. EXPORT_SYMBOL*(), when you
write a module program because kernel links it on its own way.
Try this instead.

pid_task(find_vpid(...), PIDTYPE_PID)

-- 
Regards,
Namhyung Kim


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