Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it

Lennert Buytenhek <[email protected]> wrote:

> > Pre-v6 ARM doesn't support SMP according to ARM's atomic.h,
> 
> That's not quite true, there exist ARMv5 processors that in theory
> can support SMP.

I meant that the Linux ARM arch doesn't support it:

	#else /* ARM_ARCH_6 */

	#include <asm/system.h>

	#ifdef CONFIG_SMP
	#error SMP not supported on pre-ARMv6 CPUs
	#endif

David
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- Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
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References:
- Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
  - From: Lennert Buytenhek <[email protected]>
- [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
  - From: David Howells <[email protected]>

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