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Rev 6131 Rev 6296
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static void
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static void
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drm_clflush_page(struct page *page)
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drm_clflush_page(struct page *page)
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{
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{
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	uint8_t *page_virtual;
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	uint8_t *page_virtual;
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	unsigned int i;
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	unsigned int i;
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	const int size = boot_cpu_data.x86_clflush_size;
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    const int size = x86_clflush_size;
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	if (unlikely(page == NULL))
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	if (unlikely(page == NULL))
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		return;
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		return;
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void
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void
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drm_clflush_sg(struct sg_table *st)
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drm_clflush_sg(struct sg_table *st)
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{
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{
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#if defined(CONFIG_X86)
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#if defined(CONFIG_X86)
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	if (cpu_has_clflush) {
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    if (1) {
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		struct sg_page_iter sg_iter;
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		struct sg_page_iter sg_iter;
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		mb();
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		mb();
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		for_each_sg_page(st->sgl, &sg_iter, st->nents, 0)
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		for_each_sg_page(st->sgl, &sg_iter, st->nents, 0)
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			drm_clflush_page(sg_page_iter_page(&sg_iter));
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			drm_clflush_page(sg_page_iter_page(&sg_iter));
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		mb();
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		mb();
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 - 
 
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		return;
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	}
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		return;
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	if (wbinvd_on_all_cpus())
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	}
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		printk(KERN_ERR "Timed out waiting for cache flush.\n");
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#else
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#else