Re: 2.6.25.3: su gets stuck for root

[Alan Cox]

On Mon, Jun 02, 2008 at 12:57:07PM +0200, Vegard Nossum wrote:
> I guess this still doesn't explain why TTOU doesn't block (IOW, stop
> the process, right?) in this case, because my test program does not
> touch it.

I see the parent process sleeping and the child taking TTOU and going to
state T. That again is correct.

alan      3219  0.0  0.0   3652   384 pts/5    S    13:11   0:00 ./repro
alan      3220  0.0  0.0   3652   204 pts/5    T    13:11   0:00 ./repro

If you run it without any straces etc do you see it blocked in T or sitting
in R ?

Alan


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