Re: [PATCH 0/9] x86-64 put current in r10

Andi Kleen
2005-11-30T13:02:28Z

On Tue, Nov 29, 2005 at 11:21:18PM -0500, Benjamin LaHaise wrote:
> Hello Andi,
>
> The following emails contain the patches to convert x86-64 to store current
> in r10 (also at http://www.kvack.org/~bcrl/patches/v2.6.15-rc3/). This
> provides a significant amount of code savings (~43KB) over the current
> use of the per cpu data area. I also tested using r15, but that generated
> code that was larger than that generated with r10. This code seems to be
> working well for me now (it stands up to 32 and 64 bit processes and ptrace
> users) and would be a good candidate for further exposure.

Looks good thanks. It will need longer testing though.

-Andi