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From: Logan Gunthorpe <logang-OTvnGxWRz7hWk0Htik3J/w@public.gmane.org>
To: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-block-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-nvdimm-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org,
	linux-nvme-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: "Jens Axboe" <axboe-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>,
	"Keith Busch"
	<keith.busch-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	"Andrew Morton"
	<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
	"Johannes Berg"
	<johannes.berg-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	"Matthew Wilcox"
	<mawilcox-0li6OtcxBFHby3iVrkZq2A@public.gmane.org>,
	"Benjamin Herrenschmidt"
	<benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>,
	"Ming Lei" <ming.lei-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>,
	"Christian König" <christian.koenig-5C7GfCeVMHo@public.gmane.org>,
	"Jason Gunthorpe"
	<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>,
	"Jerome Glisse" <jglisse-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	"Christoph Hellwig" <hch-jcswGhMUV9g@public.gmane.org>
Subject: [RFC PATCH 02/16] staging: ccree: Cleanup: remove references to page_link
Date: Wed, 24 May 2017 15:42:13 -0600	[thread overview]
Message-ID: <1495662147-18277-3-git-send-email-logang@deltatee.com> (raw)
In-Reply-To: <1495662147-18277-1-git-send-email-logang-OTvnGxWRz7hWk0Htik3J/w@public.gmane.org>

This is a layering violation so we replace it with calls to
sg_page. This is a prep patch for replacing page_link and this
is one of the very few uses outside of scatterlist.h.

Signed-off-by: Logan Gunthorpe <logang-OTvnGxWRz7hWk0Htik3J/w@public.gmane.org>
Signed-off-by: Stephen Bates <sbates-pv7U853sEMVWk0Htik3J/w@public.gmane.org>
---
 drivers/staging/ccree/ssi_buffer_mgr.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/ccree/ssi_buffer_mgr.c b/drivers/staging/ccree/ssi_buffer_mgr.c
index 038e2ff..07bbf8f 100644
--- a/drivers/staging/ccree/ssi_buffer_mgr.c
+++ b/drivers/staging/ccree/ssi_buffer_mgr.c
@@ -43,8 +43,8 @@
 #ifdef CC_DEBUG
 #define DUMP_SGL(sg) \
 	while (sg) { \
-		SSI_LOG_DEBUG("page=%lu offset=%u length=%u (dma_len=%u) " \
-			     "dma_addr=%08x\n", (sg)->page_link, (sg)->offset, \
+		SSI_LOG_DEBUG("page=%p offset=%u length=%u (dma_len=%u) " \
+			     "dma_addr=%08x\n", sg_page(sg), (sg)->offset, \
 			(sg)->length, sg_dma_len(sg), (sg)->dma_address); \
 		(sg) = sg_next(sg); \
 	}
@@ -442,10 +442,10 @@ static int ssi_buffer_mgr_map_scatterlist(
 			return -ENOMEM;
 		} 
 		SSI_LOG_DEBUG("Mapped sg: dma_address=0x%llX "
-			     "page_link=0x%08lX addr=%pK offset=%u "
+			     "page=%p addr=%pK offset=%u "
 			     "length=%u\n",
 			     (unsigned long long)sg_dma_address(sg), 
-			     sg->page_link, 
+			     sg_page(sg),
 			     sg_virt(sg), 
 			     sg->offset, sg->length);
 		*lbytes = nbytes;
@@ -505,10 +505,10 @@ ssi_aead_handle_config_buf(struct device *dev,
 			return -ENOMEM;
 	}
 	SSI_LOG_DEBUG("Mapped curr_buff: dma_address=0x%llX "
-		     "page_link=0x%08lX addr=%pK "
+		     "page=%p addr=%pK "
 		     "offset=%u length=%u\n",
 		     (unsigned long long)sg_dma_address(&areq_ctx->ccm_adata_sg), 
-		     areq_ctx->ccm_adata_sg.page_link, 
+		     sg_page(&areq_ctx->ccm_adata_sg),
 		     sg_virt(&areq_ctx->ccm_adata_sg),
 		     areq_ctx->ccm_adata_sg.offset, 
 		     areq_ctx->ccm_adata_sg.length);
@@ -540,10 +540,10 @@ static inline int ssi_ahash_handle_curr_buf(struct device *dev,
 			return -ENOMEM;
 	}
 	SSI_LOG_DEBUG("Mapped curr_buff: dma_address=0x%llX "
-		     "page_link=0x%08lX addr=%pK "
+		     "page=%p addr=%pK "
 		     "offset=%u length=%u\n",
 		     (unsigned long long)sg_dma_address(areq_ctx->buff_sg), 
-		     areq_ctx->buff_sg->page_link, 
+		     sg_page(areq_ctx->buff_sg),
 		     sg_virt(areq_ctx->buff_sg),
 		     areq_ctx->buff_sg->offset, 
 		     areq_ctx->buff_sg->length);
@@ -1870,4 +1870,3 @@ int ssi_buffer_mgr_fini(struct ssi_drvdata *drvdata)
 	}
 	return 0;
 }
-
-- 
2.1.4

  parent reply	other threads:[~2017-05-24 21:42 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-24 21:42 [RFC PATCH 00/16] Unmappable memory in SGLs for p2p transfers Logan Gunthorpe
     [not found] ` <1495662147-18277-1-git-send-email-logang-OTvnGxWRz7hWk0Htik3J/w@public.gmane.org>
2017-05-24 21:42   ` [RFC PATCH 01/16] dmaengine: ste_dma40, imx-dma: Cleanup scatterlist layering violations Logan Gunthorpe
2017-05-24 21:42   ` Logan Gunthorpe [this message]
2017-05-24 21:42   ` [RFC PATCH 03/16] kfifo: Cleanup example to not use page_link Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 04/16] um: add dummy ioremap and iounmap functions Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 05/16] tile: provide default ioremap declaration Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 06/16] scatterlist: convert page_link to pfn_t Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 07/16] scatterlist: support unmappable memory in the scatterlist Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 08/16] scatterlist: add iomem support to sg_miter and sg_copy_* Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 09/16] bvec: introduce bvec_page and bvec_set_page accessors Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 10/16] bvec: massive conversion of all bv_page users Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 11/16] bvec: convert to using pfn_t internally Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 12/16] bvec: use sg_set_pfn when mapping a bio to an sgl Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 13/16] block: bio: introduce bio_add_pfn Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 14/16] block: bio: go straight from pfn_t to phys instead of through page Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 15/16] dma-mapping: introduce and use unmappable safe sg_virt call Logan Gunthorpe
2017-05-24 21:42   ` [RFC PATCH 16/16] nvmet: use unmappable sgl in rdma target Logan Gunthorpe

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