Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu access

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From: Andi Kleen
Date: Monday, June 9, 2008 - 12:11 pm

Christoph Lameter <clameter@sgi.com> writes:


Actually they are not. If you really want you can do 
movabs $64bit,%reg ; op ...,%gs:(%reg) 
It's just not very efficient compared to small (or rather kernel) model
and also older binutils didn't support large model.

-Andi
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Messages in current thread:
[patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu access, Christoph Lameter, (Thu May 29, 8:56 pm)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Christoph Lameter, (Thu May 29, 10:03 pm)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Christoph Lameter, (Thu May 29, 10:27 pm)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Christoph Lameter, (Thu May 29, 11:16 pm)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Christoph Lameter, (Thu May 29, 11:22 pm)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., KAMEZAWA Hiroyuki, (Thu May 29, 11:51 pm)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Christoph Lameter, (Fri May 30, 10:50 am)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Christoph Lameter, (Fri May 30, 11:12 am)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Christoph Lameter, (Mon Jun 9, 11:44 am)
Re: [patch 00/41] cpu alloc / cpu ops v3: Optimize per cpu ..., Andi Kleen, (Mon Jun 9, 12:11 pm)