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On Saturday 25 February 2006 05:20, Bryan O'Sullivan wrote: > On some platforms, a regular wmb() is not sufficient to guarantee that > PCI writes have been flushed to the bus if write combining is in effect. On what platforms? > It does so by way of a new header file, <linux/system.h>. This header > can be a site for oft-replicated code from <asm-*/system.h>, but isn't > just yet. linux/system.h looks unnatural to me. > We also define a version of wc_wmb() with the required semantics > on x86_64. Leaving i386 out in the cold? -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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