Re: 2.6.25.3: su gets stuck for root

[Alan Cox]

On Mon, Jun 02, 2008 at 12:39:29PM +0200, Vegard Nossum wrote:
> Shouldn't it be EINTR to allow the signal to be processed and let the
> process decide whether to retry the tcsetattr()?

The signal is processed, and then application retries the tcsetattr and
gets another one. The default TTOU behaviour is to block and then fg
continues the call so RESTARTSYS is both correct and has been used for
years
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