From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-f199.google.com (mail-qk0-f199.google.com [209.85.220.199]) by kanga.kvack.org (Postfix) with ESMTP id 597936B025E for ; Mon, 24 Oct 2016 14:16:15 -0400 (EDT) Received: by mail-qk0-f199.google.com with SMTP id v138so181593736qka.2 for ; Mon, 24 Oct 2016 11:16:15 -0700 (PDT) Received: from userp1040.oracle.com (userp1040.oracle.com. [156.151.31.81]) by mx.google.com with ESMTPS id q123si11215922qkd.265.2016.10.24.11.11.06 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 24 Oct 2016 11:11:09 -0700 (PDT) Date: Mon, 24 Oct 2016 14:10:50 -0400 From: Konrad Rzeszutek Wilk Subject: Re: [net-next PATCH RFC 01/26] swiotlb: Drop unused function swiotlb_map_sg Message-ID: <20161024181050.GB24840@char.us.oracle.com> References: <20161024115737.16276.71059.stgit@ahduyck-blue-test.jf.intel.com> <20161024120431.16276.89246.stgit@ahduyck-blue-test.jf.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20161024120431.16276.89246.stgit@ahduyck-blue-test.jf.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Alexander Duyck Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, brouer@redhat.com, davem@davemloft.net On Mon, Oct 24, 2016 at 08:04:31AM -0400, Alexander Duyck wrote: > There are no users for swiotlb_map_sg so we might as well just drop it. > > Cc: Konrad Rzeszutek Wilk Acked-by: Konrad Rzeszutek Wilk Thought I swear I saw a familiar patch by Christopher Hellwig at some point.. but maybe that patchset had been dropped. > Signed-off-by: Alexander Duyck > --- > include/linux/swiotlb.h | 4 ---- > lib/swiotlb.c | 8 -------- > 2 files changed, 12 deletions(-) > > diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h > index 5f81f8a..e237b6f 100644 > --- a/include/linux/swiotlb.h > +++ b/include/linux/swiotlb.h > @@ -72,10 +72,6 @@ extern void swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, > size_t size, enum dma_data_direction dir, > unsigned long attrs); > > -extern int > -swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, int nents, > - enum dma_data_direction dir); > - > extern void > swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nents, > enum dma_data_direction dir); > diff --git a/lib/swiotlb.c b/lib/swiotlb.c > index 22e13a0..47aad37 100644 > --- a/lib/swiotlb.c > +++ b/lib/swiotlb.c > @@ -910,14 +910,6 @@ void swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, > } > EXPORT_SYMBOL(swiotlb_map_sg_attrs); > > -int > -swiotlb_map_sg(struct device *hwdev, struct scatterlist *sgl, int nelems, > - enum dma_data_direction dir) > -{ > - return swiotlb_map_sg_attrs(hwdev, sgl, nelems, dir, 0); > -} > -EXPORT_SYMBOL(swiotlb_map_sg); > - > /* > * Unmap a set of streaming mode DMA translations. Again, cpu read rules > * concerning calls here are the same as for swiotlb_unmap_page() above. > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org