From patchwork Thu Sep 1 05:51:38 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Haoran Jiang X-Patchwork-Id: 12961851 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D61BEECAAD2 for ; Thu, 1 Sep 2022 05:55:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233156AbiIAFzF (ORCPT ); Thu, 1 Sep 2022 01:55:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49828 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233157AbiIAFzC (ORCPT ); Thu, 1 Sep 2022 01:55:02 -0400 Received: from mailgw.kylinos.cn (unknown [124.126.103.232]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 48A99CEF; Wed, 31 Aug 2022 22:54:52 -0700 (PDT) X-UUID: 1c4bb7b35c3f4b39934073075f8d7343-20220901 X-CPASD-INFO: e866358f380b453c9e91ee249368a376@rohwVmBnZpZfWHKug3h-nVmWaWGVkVK De21WaY9jY1aVhH5xTV5uYFV9fWtVXmJdY2RgVHh0bFJgZmJeZXabg3JqUIdiYXlRqH6FeG1VaZRj X-CLOUD-ID: e866358f380b453c9e91ee249368a376 X-CPASD-SUMMARY: SIP:-1,APTIP:-2.0,KEY:0.0,FROMBLOCK:1,OB:1.0,URL:-5,TVAL:173. 0,ESV:0.0,ECOM:-5.0,ML:-10.0,FD:0.0,CUTS:283.0,IP:-2.0,MAL:-5.0,PHF:-5.0,PHC: -5.0,SPF:4.0,EDMS:-5,IPLABEL:4992.0,FROMTO:0,AD:0,FFOB:1.0,CFOB:1.0,SPC:0,SIG :-5,AUF:2,DUF:3755,ACD:67,DCD:67,SL:0,EISP:0,AG:0,CFC:0.229,CFSR:0.159,UAT:0, RAF:0,IMG:-5.0,DFA:0,DTA:0,IBL:-2.0,ADI:-5,SBL:0,REDM:0,REIP:0,ESB:0,ATTNUM:0 ,EAF:0,CID:-5.0,VERSION:2.3.17 X-CPASD-ID: 1c4bb7b35c3f4b39934073075f8d7343-20220901 X-CPASD-BLOCK: 1000 X-CPASD-STAGE: 1 X-UUID: 1c4bb7b35c3f4b39934073075f8d7343-20220901 X-User: jianghaoran@kylinos.cn Received: from localhost.localdomain [(210.12.40.82)] by mailgw (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 128/128) with ESMTP id 594133427; Thu, 01 Sep 2022 13:55:08 +0800 From: jianghaoran To: bmt@zurich.ibm.com Cc: jgg@ziepe.ca, leon@kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] RDMA/siw: Solve the error of compiling the 32BIT mips kernel when enable CONFIG_RDMA_SIW Date: Thu, 1 Sep 2022 13:51:38 +0800 Message-Id: <20220901055138.1704755-1-jianghaoran@kylinos.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org cross-compilation environment： ubuntu 20.04 mips-linux-gnu-gcc (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0 generate a configuration file by make randconfig: CONFIG_32BIT=y CONFIG_RDMA_SIW=y the error message as follows： In file included from ../arch/mips/include/asm/page.h:270, from ../arch/mips/include/asm/io.h:29, from ../arch/mips/include/asm/mmiowb.h:5, from ../include/linux/spinlock.h:64, from ../include/linux/wait.h:9, from ../include/linux/net.h:19, from ../drivers/infiniband/sw/siw/siw_qp_tx.c:8: ../drivers/infiniband/sw/siw/siw_qp_tx.c: In function ‘siw_tx_hdt’: ../arch/mips/include/asm/page.h:255:53: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast] 255 | #define virt_to_pfn(kaddr) PFN_DOWN(virt_to_phys((void *)(kaddr))) | ^ ../include/asm-generic/memory_model.h:18:41: note: in definition of macro ‘__pfn_to_page’ 18 | #define __pfn_to_page(pfn) (mem_map + ((pfn) - ARCH_PFN_OFFSET)) | ^~~ ../arch/mips/include/asm/page.h:255:31: note: in expansion of macro ‘PFN_DOWN’ 255 | #define virt_to_pfn(kaddr) PFN_DOWN(virt_to_phys((void *)(kaddr))) | ^~~~~~~~ ../arch/mips/include/asm/page.h:256:41: note: in expansion of macro ‘virt_to_pfn’ 256 | #define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr)) | ^~~~~~~~~~~ ../drivers/infiniband/sw/siw/siw_qp_tx.c:538:23: note: in expansion of macro ‘virt_to_page’ 538 | page_array[seg] = virt_to_page(va & PAGE_MASK); | ^~~~~~~~~~~~ cc1: all warnings being treated as errors make[5]: *** [../scripts/Makefile.build:249: drivers/infiniband/sw/siw/siw_qp_tx.o] Error 1 make[4]: *** [../scripts/Makefile.build:465: drivers/infiniband/sw/siw] Error 2 make[3]: *** [../scripts/Makefile.build:465: drivers/infiniband/sw] Error 2 make[3]: *** Waiting for unfinished jobs.... Reported-by: k2ci Signed-off-by: jianghaoran --- drivers/infiniband/sw/siw/siw_qp_tx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/sw/siw/siw_qp_tx.c b/drivers/infiniband/sw/siw/siw_qp_tx.c index 1f4e60257700..55ed0c27f449 100644 --- a/drivers/infiniband/sw/siw/siw_qp_tx.c +++ b/drivers/infiniband/sw/siw/siw_qp_tx.c @@ -533,7 +533,7 @@ static int siw_tx_hdt(struct siw_iwarp_tx *c_tx, struct socket *s) kunmap_local(kaddr); } } else { - u64 va = sge->laddr + sge_off; + unsigned long va = sge->laddr + sge_off; page_array[seg] = virt_to_page(va & PAGE_MASK); if (do_crc)