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SubjectRe: [PATCH 1/9] um: disable CMPXCHG_DOUBLE as it breaks UML build
On Mon, 29 Aug 2011, Richard Weinberger wrote:

> Commit b789ef518b2a7231b0668c813f677cee528a9d3f tests for cmpxchg_double
> support in the SLUB code and it breaks UML builds with SLUB. Since UML
> does not support checking for CPU features, disable CMPXCHG_DOUBLE just
> like CMPXCHG_LOCAL is disabled for UML.

Reviewed-by: Christoph Lameter <>

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