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Date: Thu, 6 Nov 2014 19:14:51 +0000 From: Stefano Stabellini <stefano.stabellini@...citrix.com> To: Frediano Ziglio <freddy77@...il.com> CC: Stefano Stabellini <stefano.stabellini@...citrix.com>, Frediano Ziglio <frediano.ziglio@...wei.com>, <xen-devel@...ts.xenproject.org>, "Boris Ostrovsky" <boris.ostrovsky@...cle.com>, David Vrabel <david.vrabel@...rix.com>, <linux-kernel@...r.kernel.org> Subject: Re: [Xen-devel] [PATCH] xen/arm: Return correct code error for xen_swiotlb_map_page On Thu, 6 Nov 2014, Frediano Ziglio wrote: > 2014-11-06 17:30 GMT+00:00 Stefano Stabellini <stefano.stabellini@...citrix.com>: > On Thu, 6 Nov 2014, Frediano Ziglio wrote: > > On ARM error code is not 0 so avoid to return it as error. > > > > Signed-off-by: Frediano Ziglio <frediano.ziglio@...wei.com> > > Acked-by: Stefano Stabellini <stefano.stabellini@...citrix.com> > > > Could you please fix the same error in lib/swiotlb.c too please? > > > Same patch or another ? > Another > > > drivers/xen/swiotlb-xen.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c > > index ebd8f21..3b8d628 100644 > > --- a/drivers/xen/swiotlb-xen.c > > +++ b/drivers/xen/swiotlb-xen.c > > @@ -425,7 +425,7 @@ dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page, > > */ > > if (!dma_capable(dev, dev_addr, size)) { > > swiotlb_tbl_unmap_single(dev, map, size, dir); > > - dev_addr = 0; > > + dev_addr = DMA_ERROR_CODE; > > } > > return dev_addr; > > } > > -- > > 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://secure-web.cisco.com/1cvjROyUxV6SnA0uBTMRubqrQWsaXGhps-FWjY3vly9AxaKKlt2DPY7GjL0FCHeP4rsbjKsc-P4zH2_7-kpcxwEH-udGrGCCq > kCLlH1-fLOo1X6Nlui6EwEVHUpB2r7gt-Gsgxbep9QWPnIdypDPNf8Hf5clxCMXYcvWsOK5s3qg/http%3A%2F%2Fwww.tux.org%2Flkml%2F > > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@...ts.xen.org > http://lists.xen.org/xen-devel > > > >
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