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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 0068DC34021 for ; Mon, 17 Feb 2020 15:31:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CE6432070B for ; Mon, 17 Feb 2020 15:31:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lca.pw header.i=@lca.pw header.b="svQmUgZ/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728864AbgBQPbO (ORCPT ); Mon, 17 Feb 2020 10:31:14 -0500 Received: from mail-qt1-f193.google.com ([209.85.160.193]:38132 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726528AbgBQPbO (ORCPT ); Mon, 17 Feb 2020 10:31:14 -0500 Received: by mail-qt1-f193.google.com with SMTP id i23so2125042qtr.5 for ; Mon, 17 Feb 2020 07:31:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lca.pw; s=google; h=from:to:cc:subject:date:message-id; bh=H44Dq1iyOa9lIeDq8Fjbn2xBgEZ/RfgwiE5O0myRxMY=; b=svQmUgZ/l1fZZZUwgQbjPvIm/hmPGUR8QOq+oNqwoTqEQrSU5eI66nUSxm8YbdDeCM nFVCc4jRCh4hxYRYM2sElMG3aglsUfrKA+rH82tlcqjv74x59Wms/ElBT1pm697kYfqN /FqoKK046fFlLxn7h66NmOwKHGmA1z+vlBONltdNSIqB+0ovRJ7/mIK1yswoLsVuAXGS wJVInSm8zoDsBY5A/1/lhecz1Tll2+Rptc63ZCfF2+Ul58h0WEC0zVNZVdM39pkAeKpR /WyQ1/xOdE9/Jdpc+z6LWkJBg4RjoyV/7XwYbSIyjGbtCO1ulvagjjWuiYirDRFF21q+ 8GDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=H44Dq1iyOa9lIeDq8Fjbn2xBgEZ/RfgwiE5O0myRxMY=; b=V5xNf249q9frqTr9pmYUkehPCn/VFwiCE6g31w48bkXuQPAD8RFqBTgbvxxpcpps5a 4FdrhBBm0gH4MkJX0exns3AnZMrR3l/hPvGQvKwKvFz87OLJrkNymmTiAWiLKrIPVgL5 RS2v6dZMbW9yThsZTBIrKC/pZXS4bW7IAlLR2rrniyeN8shvzq5sixZOfoLePf0ZML1q 39T1FUpzQOqPUw3l6pVOQkB/oy/gG1Bwta+dvyqduYy3GPmhDig2jPTWA/985J4tl6P5 NzVIIZmqf4Z5aj3ZzrLNI7yjcIuj9Al8DyXhmuDk1dtXBBuaq2JZPQYCtjddKVU++kUY wqNQ== X-Gm-Message-State: APjAAAWempjmWOEiICYwej7Xedrt5h0KzEu/5GOkvnYF7NmVPFQHbNk3 4g7Yr6ATsHLviuUeU4m4o4+wXfNukfo= X-Google-Smtp-Source: APXvYqw08zLlS+PNFVz7Zav9IXLuAmIoWLiKJ0KmxRgWf3vfWJ2X0a2/x7gyDSi1Puf58C88lh5rnQ== X-Received: by 2002:ac8:1385:: with SMTP id h5mr13257067qtj.59.1581953472159; Mon, 17 Feb 2020 07:31:12 -0800 (PST) Received: from qcai.nay.com (nat-pool-bos-t.redhat.com. [66.187.233.206]) by smtp.gmail.com with ESMTPSA id p19sm339399qte.81.2020.02.17.07.31.10 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Feb 2020 07:31:11 -0800 (PST) From: Qian Cai To: akpm@linux-foundation.org Cc: almasrymina@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Qian Cai Subject: [PATCH -next] mm/hugetlb_cgroup: fix a -Wunused-but-set-variable Date: Mon, 17 Feb 2020 10:30:54 -0500 Message-Id: <1581953454-10671-1-git-send-email-cai@lca.pw> X-Mailer: git-send-email 1.8.3.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The commit c32300516047 ("hugetlb_cgroup: add interface for charge/uncharge hugetlb reservations") forgot to remove an unused variable, mm/hugetlb_cgroup.c: In function 'hugetlb_cgroup_migrate': mm/hugetlb_cgroup.c:777:25: warning: variable 'h_cg' set but not used [-Wunused-but-set-variable] struct hugetlb_cgroup *h_cg; ^~~~ Signed-off-by: Qian Cai --- mm/hugetlb_cgroup.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/mm/hugetlb_cgroup.c b/mm/hugetlb_cgroup.c index ad777fecad28..8a86a2b62bef 100644 --- a/mm/hugetlb_cgroup.c +++ b/mm/hugetlb_cgroup.c @@ -774,7 +774,6 @@ void __init hugetlb_cgroup_file_init(void) */ void hugetlb_cgroup_migrate(struct page *oldhpage, struct page *newhpage) { - struct hugetlb_cgroup *h_cg; struct hugetlb_cgroup *h_cg_rsvd; struct hstate *h = page_hstate(oldhpage); @@ -783,7 +782,6 @@ void hugetlb_cgroup_migrate(struct page *oldhpage, struct page *newhpage) VM_BUG_ON_PAGE(!PageHuge(oldhpage), oldhpage); spin_lock(&hugetlb_lock); - h_cg = hugetlb_cgroup_from_page(oldhpage); h_cg_rsvd = hugetlb_cgroup_from_page_rsvd(oldhpage); set_hugetlb_cgroup(oldhpage, NULL); -- 1.8.3.1