Git pull request: 64-bit atomic user helper

[Nicolas Pitre]

Ping.

On Mon, 20 Jun 2011, Nicolas Pitre wrote:

> Russell, please pull the following for the next merge window:
> 
> 	git://git.linaro.org/people/nico/linux.git cmpxchg64
> 
> This series cleans up the kuser documentation, then it adds 64-bit
> cmpxchg support as needed by some user space applications.
> 
> Tested with the initial libgcc patches relying on this, using a 
> kernel that has this series applied, and another without those 
> patches to verify that the test for the availability of the needed 
> helper does work as intended.
> 
> Nicolas Pitre (2):
>       ARM: kuser: move interface documentation out of the source code
>       ARM: add a kuser_cmpxchg64 user space helper
> 
>  Documentation/arm/kernel_user_helpers.txt |  267 +++++++++++++++++++++++
>  arch/arm/kernel/entry-armv.S              |  246 ++++++++-------------
>  2 files changed, 361 insertions(+), 152 deletions(-)
> 
> 
> Nicolas
> 
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