From patchwork Wed Apr 14 05:46:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Coly Li X-Patchwork-Id: 12201871 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69530C4361A for ; Wed, 14 Apr 2021 05:47:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 35534613CD for ; Wed, 14 Apr 2021 05:47:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347528AbhDNFsB (ORCPT ); Wed, 14 Apr 2021 01:48:01 -0400 Received: from mx2.suse.de ([195.135.220.15]:43454 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347492AbhDNFsA (ORCPT ); Wed, 14 Apr 2021 01:48:00 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id D5380B038; Wed, 14 Apr 2021 05:47:38 +0000 (UTC) From: Coly Li To: axboe@kernel.dk Cc: linux-bcache@vger.kernel.org, linux-block@vger.kernel.org, jianpeng.ma@intel.com, qiaowei.ren@intel.com, Coly Li , kernel test robot Subject: [PATCH 13/13] bcache: use div_u64() in init_owner_info() Date: Wed, 14 Apr 2021 13:46:48 +0800 Message-Id: <20210414054648.24098-14-colyli@suse.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210414054648.24098-1-colyli@suse.de> References: <20210414054648.24098-1-colyli@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Kernel test robot reports the built-in u64/u32 in init_owner_info() doesn't work for m68k arch, the explicit div_u64() should be used. This patch explicit uses div_u64() to do the u64/u32 division on 32bit m68k arch. Reported-by: kernel test robot Signed-off-by: Coly Li Cc: Jianpeng Ma Cc: Qiaowei Ren --- drivers/md/bcache/nvm-pages.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/bcache/nvm-pages.c b/drivers/md/bcache/nvm-pages.c index c7e3ccc6af46..08cd45e90481 100644 --- a/drivers/md/bcache/nvm-pages.c +++ b/drivers/md/bcache/nvm-pages.c @@ -408,7 +408,7 @@ static int init_owner_info(struct bch_nvm_namespace *ns) only_set->owner_list_used = owner_list_head->used; /* remove used space */ - remove_owner_space(ns, 0, ns->pages_offset/ns->page_size); + remove_owner_space(ns, 0, div_u64(ns->pages_offset, ns->page_size)); sys_recs = ns->kaddr + BCH_NVM_PAGES_SYS_RECS_HEAD_OFFSET; /* suppose no hole in array */