From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Date: Mon, 08 Sep 2008 12:02:18 +0000 Subject: Re: [PATCH 5/5] swiotlb: remove GFP_DMA hack in swiotlb_alloc_coherent Message-Id: <20080908120218.GM3189@amd.com> List-Id: References: <1220865014-1169-1-git-send-email-fujita.tomonori@lab.ntt.co.jp> <1220865014-1169-2-git-send-email-fujita.tomonori@lab.ntt.co.jp> <1220865014-1169-3-git-send-email-fujita.tomonori@lab.ntt.co.jp> <1220865014-1169-4-git-send-email-fujita.tomonori@lab.ntt.co.jp> <1220865014-1169-5-git-send-email-fujita.tomonori@lab.ntt.co.jp> <1220865014-1169-6-git-send-email-fujita.tomonori@lab.ntt.co.jp> In-Reply-To: <1220865014-1169-6-git-send-email-fujita.tomonori@lab.ntt.co.jp> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: FUJITA Tomonori Cc: linux-kernel@vger.kernel.org, mingo@redhat.com, tony.luck@intel.com, linux-ia64@vger.kernel.org, iommu@lists.linux-foundation.org On Mon, Sep 08, 2008 at 06:10:14PM +0900, FUJITA Tomonori wrote: > The callers are supposed to set up the gfp flags appropriately. > > Signed-off-by: FUJITA Tomonori Acked-by: Joerg Roedel > --- > lib/swiotlb.c | 7 ------- > 1 files changed, 0 insertions(+), 7 deletions(-) > > diff --git a/lib/swiotlb.c b/lib/swiotlb.c > index 977edbd..3066ffe 100644 > --- a/lib/swiotlb.c > +++ b/lib/swiotlb.c > @@ -467,13 +467,6 @@ swiotlb_alloc_coherent(struct device *hwdev, size_t size, > void *ret; > int order = get_order(size); > > - /* > - * XXX fix me: the DMA API should pass us an explicit DMA mask > - * instead, or use ZONE_DMA32 (ia64 overloads ZONE_DMA to be a ~32 > - * bit range instead of a 16MB one). > - */ > - flags |= GFP_DMA; > - > ret = (void *)__get_free_pages(flags, order); > if (ret && address_needs_mapping(hwdev, virt_to_bus(ret))) { > /* > -- > 1.5.5.GIT > > -- | AMD Saxony Limited Liability Company & Co. KG Operating | Wilschdorfer Landstr. 101, 01109 Dresden, Germany System | Register Court Dresden: HRA 4896 Research | General Partner authorized to represent: Center | AMD Saxony LLC (Wilmington, Delaware, US) | General Manager of AMD Saxony LLC: Dr. Hans-R. Deppe, Thomas McCoy