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Date: Wed, 12 Aug 2015 09:05:23 +0200 From: Christoph Hellwig <hch@....de> To: torvalds@...ux-foundation.org, axboe@...nel.dk Cc: dan.j.williams@...el.com, vgupta@...opsys.com, hskinnemoen@...il.com, egtvedt@...fundet.no, realmz6@...il.com, dhowells@...hat.com, monstr@...str.eu, x86@...nel.org, dwmw2@...radead.org, alex.williamson@...hat.com, grundler@...isc-linux.org, linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org, linux-alpha@...r.kernel.org, linux-ia64@...r.kernel.org, linux-metag@...r.kernel.org, linux-mips@...ux-mips.org, linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org, linux-s390@...r.kernel.org, sparclinux@...r.kernel.org, linux-xtensa@...ux-xtensa.org, linux-nvdimm@...1.01.org, linux-media@...r.kernel.org Subject: [PATCH 04/31] x86/pci-nommu: handle page-less SG entries Just remove a BUG_ON, the code handles them just fine as-is. Signed-off-by: Christoph Hellwig <hch@....de> --- arch/x86/kernel/pci-nommu.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/x86/kernel/pci-nommu.c b/arch/x86/kernel/pci-nommu.c index da15918..a218059 100644 --- a/arch/x86/kernel/pci-nommu.c +++ b/arch/x86/kernel/pci-nommu.c @@ -63,7 +63,6 @@ static int nommu_map_sg(struct device *hwdev, struct scatterlist *sg, WARN_ON(nents == 0 || sg[0].length == 0); for_each_sg(sg, s, nents, i) { - BUG_ON(!sg_page(s)); s->dma_address = sg_phys(s); if (!check_addr("map_sg", hwdev, s->dma_address, s->length)) return 0; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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