From mboxrd@z Thu Jan 1 00:00:00 1970 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=-8.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham 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 4772FC282DD for ; Sat, 20 Apr 2019 16:35:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0EA7520869 for ; Sat, 20 Apr 2019 16:35:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=zoho.com header.i=yehs2007@zoho.com header.b="Q24btHAp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728462AbfDTQfn (ORCPT ); Sat, 20 Apr 2019 12:35:43 -0400 Received: from sender-pp-092.zoho.com ([135.84.80.237]:25489 "EHLO sender-pp-o92.zoho.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725920AbfDTQfn (ORCPT ); Sat, 20 Apr 2019 12:35:43 -0400 X-Greylist: delayed 845 seconds by postgrey-1.27 at vger.kernel.org; Sat, 20 Apr 2019 12:35:42 EDT ARC-Seal: i=1; a=rsa-sha256; t=1555777235; cv=none; d=zoho.com; s=zohoarc; b=jOTdygbaBc3MNIK+QEDeBIHL51EgYK9ANlqNMKWUa1S7831q+sVySiWH3poGnmcj8TJJOBBNt/XGGtQF2sSmvSnYLvM57MxLgvuPsi0jJchaQ8/U/3vVKktKhHKoS/Msr1vHIZWx8gBmk1oftvBeuF86IntuZxccGChSUY1Rouw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1555777235; h=Cc:Date:From:Message-ID:Subject:To:ARC-Authentication-Results; bh=nKKEQ5f1oa3D1Wd+54DCouDXUJUpRXhHI/GbN5YNV+Y=; b=VCWWwcSQ0MQfvEVE3d/5R+62Tl0GPa28+bEGe9inxxXWloYZKvcKHk1x0YtAnvaTI996uo5d/ae0KxBgAgkdkS+ZNfKYAU5GS3vxEox9Hmg72lywSr6a25wviPxDMFCSookcLVgOC4Mmw1G1afNLhGsfV688jN/cUG1ObNPzFl8= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=pass header.i=zoho.com; spf=pass smtp.mailfrom=yehs2007@zoho.com; dmarc=pass header.from= header.from= DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=zapps768; d=zoho.com; h=from:to:cc:subject:date:message-id; b=R6dIYuhJxJ95/saFjkorgrGxdOhMIwIZoEg79xRa/OZCQdLIEkskC5cJtV3p4ciJx6dSWNDftjbs qqzVvDTUTG9isE+LfG9gbffgcGECrsZ13cYf+Hvej1xcyMBQE+Hx DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1555777235; s=default; d=zoho.com; i=yehs2007@zoho.com; h=From:To:Cc:Subject:Date:Message-Id; l=1105; bh=nKKEQ5f1oa3D1Wd+54DCouDXUJUpRXhHI/GbN5YNV+Y=; b=Q24btHApiNn552wdGVNZo9UKSnCy/GSxIeszFftyF/BEAeuZe7LPW+P8N2B7WisG 0bd2QTD7yll2MXiu0u+HQYUsxIos94qJInqzfG+rDmO9Z+MMWYix/XmScLbLk6i/t+3 vXwIkG9Bw5hRSGsjZcp2HqrPdeCn1DHHndgWtRAw= Received: from YEHS1XR3054QMS.lenovo.com (123.118.182.142 [123.118.182.142]) by mx.zohomail.com with SMTPS id 1555777233734654.2448340674076; Sat, 20 Apr 2019 09:20:33 -0700 (PDT) From: Huaisheng Ye To: mpatocka@redhat.com, snitzer@redhat.com, agk@redhat.com Cc: prarit@redhat.com, chengnt@lenovo.com, dm-devel@redhat.com, linux-kernel@vger.kernel.org, Huaisheng Ye Subject: [PATCH] dm-writecache: remove unused member page_offset in writeback_struct Date: Sun, 21 Apr 2019 00:20:17 +0800 Message-Id: <20190420162017.6052-1-yehs2007@zoho.com> X-Mailer: git-send-email 2.17.0.windows.1 X-ZohoMailClient: External Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Huaisheng Ye The structure member page_offset in writeback_struct never has been used actually. Remove it. Signed-off-by: Huaisheng Ye --- drivers/md/dm-writecache.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index cfbbfbc..ddf1732 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -190,7 +190,6 @@ struct writeback_struct { struct dm_writecache *wc; struct wc_entry **wc_list; unsigned wc_list_n; - unsigned page_offset; struct page *page; struct wc_entry *wc_list_inline[WB_LIST_INLINE]; struct bio bio; @@ -1481,7 +1480,6 @@ static void __writecache_writeback_pmem(struct dm_writecache *wc, struct writeba bio->bi_end_io = writecache_writeback_endio; bio_set_dev(bio, wc->dev->bdev); bio->bi_iter.bi_sector = read_original_sector(wc, e); - wb->page_offset = PAGE_SIZE; if (max_pages <= WB_LIST_INLINE || unlikely(!(wb->wc_list = kmalloc_array(max_pages, sizeof(struct wc_entry *), GFP_NOIO | __GFP_NORETRY | -- 1.8.3.1