Re: page fault scalability patch V8: [4/7] universally available cmpxchg on i386

From: Andi Kleen <>
Date: 2004-09-19 22:11:55
On Sun, Sep 19, 2004 at 02:30:37PM +0300, Denis Vlasenko wrote:
> Far too large for inline

It's much smaller than it looks - the switch will be optimized away by the
compiler. For the X86_CMPXCHG case it is even a single instruction.
For the other case it should be < 10 instructions, which is still reasonable.

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Received on Sun Sep 19 08:12:05 2004

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