sem_trywait changes broke sparc

[Torvald Riegel]

On Sun, 2015-02-01 at 23:24 -0800, David Miller wrote:
> From: "Carlos O'Donell" <carlos@redhat.com>
> Date: Mon, 26 Jan 2015 23:33:37 -0500
> 
> > On 01/26/2015 06:08 PM, David Miller wrote:
> >> From: Torvald Riegel <triegel@redhat.com>
> >> Date: Mon, 26 Jan 2015 13:20:12 +0100
> >> 
> >>> Regarding your statement that this was committed late: This patch was
> >>> first posted on Dec 5.  While I didn't CC you explicitly (which I should
> >>> have done I guess), I pointed out the sparc issue in the email:
> >> 
> >> During %90 of this time, the tree didn't even build for sparc.  It
> >> finally was usable for a brief day or two until this change was
> >> installed.  I didn't work on it, nor look into it, because it was
> >> simply not possible to test or work on anything during this time.
> >> 
> >> And now I'm behind the eight ball again, because of changes installed
> >> by other people.  Something has to break this cycle in order for me to
> >> be able to do useful work.
> > 
> > That's my job (release manager for 2.21).
> > 
> > I'm breaking the cycle by preventing more things going in.
> > 
> > I'm also here to help and so is Torvald.
> > 
> > Ask and we can help.
> 
> The sparc semaphore issue should be resolved now.

Thanks Dave.  I scanned through the patches you committed and they
looked good to me.