Re: page fault scalability patch final : i386 tested, x86_64 support added

From: Benjamin Herrenschmidt <>
Date: 2004-09-01 14:13:49
On Sat, 2004-08-28 at 15:39, Andrew Morton wrote:

> atomic64_t already appears to be implemented on alpha, ia64, mips, s390 and
> sparc64.
> As I said - for both these applications we need a new type which is
> atomic64_t on 64-bit and atomic_t on 32-bit.

Implementing it on ppc64 is trivial. I'd vote for atomic_long_t though
that is either 32 bits on 32 bits archs or 64 bits on 64 bits arch, as
it would be a real pain (spinlock & all) to get a 64 bits atomic on


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Received on Wed Sep 1 00:28:17 2004

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