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

From: William Lee Irwin III <wli_at_holomorphy.com>
Date: 2004-08-28 16:03:51
On Fri, 27 Aug 2004, 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.

On Fri, Aug 27, 2004 at 10:58:09PM -0700, Christoph Lameter wrote:
> That is simply a new definition in include/asm-*/atomic.h
> so
> #define atomic_long atomic64_t
> on 64 bit
> and
> #define atomic_long atomic_t
> on 32bit?

The operations must also be defined on them, and the remaining 64-bit
architectures must implement them also.


-- wli
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Received on Sat Aug 28 02:04:37 2004

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