linux-kernel - Re: 64-bit ppc rwsem (was: Re: [GIT] Sparc)

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Date:	Wed, 18 Aug 2010 15:03:23 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	David Miller <davem@...emloft.net>
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org,
	paulus@...ibm.com, linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: 64-bit ppc rwsem (was: Re: [GIT] Sparc)

On Wed, 2010-08-18 at 14:38 +1000, Benjamin Herrenschmidt wrote:
> 
> Here's an untested patch for the folks on linuxppc-dev to look at,
> I'll
> review my own stuff & test tomorrow. 

Allright, gcc's being a pain, and atomics are a struct so we can't that
easily assign.

I tried various tricks but so far they didn't work. I'll have another
look tomorrow, but I may end up having to keep all the crap typecasts.

Cheers,
Ben.


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