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From: Richard Hirst <rhirst@linuxcare.com>
To: Alan Modra <alan@linuxcare.com.au>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>, parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] Re: pipes
Date: Thu, 22 Feb 2001 11:53:42 +0000	[thread overview]
Message-ID: <20010222115342.D1129@linuxcare.com> (raw)
In-Reply-To: <Pine.LNX.4.21.0102222237440.14557-100000@front.linuxcare.com.au>; from alan@linuxcare.com.au on Thu, Feb 22, 2001 at 10:39:57PM +1100

On Thu, Feb 22, 2001 at 10:39:57PM +1100, Alan Modra wrote:
> On Thu, 22 Feb 2001, Alan Cox wrote:
> 
> > > > thinking there is no data available.  Secondary problem is that the kernel
> > > > returns the wrong thing when the syscall is interrupted.
> > > 
> > > But I just tried this on my x86 as well (2.2 kernel):
> > 
> > The return is ok. Its 'deep magic' strace sees
> 
> Err, are you saying I'm barking up the wrong gum tree, and there's nothing
> wrong with the read() in my strace output?

I think the problem is simply that there is no data for the read to
pick up, so it hangs until the alarm goes off.

Richard

  parent reply	other threads:[~2001-02-22 11:52 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-02-09 15:29 [parisc-linux] pipes Alan Modra
2001-02-15 16:38 ` Richard Hirst
2001-02-22  6:37 ` [parisc-linux] pipes Alan Modra
2001-02-22 10:37   ` Jes Sorensen
2001-02-22 11:00   ` Richard Hirst
2001-02-22 11:09     ` Richard Hirst
2001-02-22 11:26       ` Alan Cox
2001-02-22 11:39         ` Alan Modra
2001-02-22 11:52           ` Alan Cox
2001-02-22 11:53           ` Richard Hirst [this message]
2001-02-22 11:34     ` Alan Modra
2001-02-22 11:52       ` Richard Hirst
2001-02-22 12:27         ` Alan Modra
2001-02-22 13:03           ` Richard Hirst
2001-02-22 13:27             ` Alan Modra
2001-02-22 17:00               ` Richard Hirst
2001-02-22 17:44                 ` Paul Bame
2001-02-23 12:25                   ` Richard Hirst
2001-02-23 12:43                     ` Alan Modra
     [not found] <20010223113052.G4660@linuxcare.com>
     [not found] ` <Pine.LNX.4.21.0102232231470.9345-100000@front.linuxcare.com.au>
2001-02-23 21:23   ` Richard Hirst
2001-02-26 17:57     ` Richard Hirst
2001-02-26 21:30       ` Matthew Wilcox

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