Commit 30db2cbf authored Apr 08, 2008 by Glauber Costa Committed by Ingo Molnar Apr 19, 2008

x86: use sg_phys in x86_64



To make the code usable in i386, where we have high memory mappings,
we drop te virt_to_bus(sg_virt()) construction in favour of sg_phys.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent e4dcdd6b

arch/x86/kernel/pci-nommu_64.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -60,7 +60,7 @@ static int nommu_map_sg(struct device hwdev, struct scatterlist sg,

		for_each_sg(sg, s, nents, i) {
		BUG_ON(!sg_page(s));
		s->dma_address = virt_to_bus(sg_virt(s));
		s->dma_address = sg_phys(s);
		if (!check_addr("map_sg", hwdev, s->dma_address, s->length))
		return 0;
		s->dma_length = s->length;