From patchwork Thu Dec 17 18:52:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pasha Tatashin X-Patchwork-Id: 345178 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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 DA32EC2BBCA for ; Thu, 17 Dec 2020 18:54:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A87C623715 for ; Thu, 17 Dec 2020 18:54:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730885AbgLQSy0 (ORCPT ); Thu, 17 Dec 2020 13:54:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49074 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730872AbgLQSyZ (ORCPT ); Thu, 17 Dec 2020 13:54:25 -0500 Received: from mail-qt1-x833.google.com (mail-qt1-x833.google.com [IPv6:2607:f8b0:4864:20::833]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E5A5C0619D8 for ; Thu, 17 Dec 2020 10:53:00 -0800 (PST) Received: by mail-qt1-x833.google.com with SMTP id a6so20842975qtw.6 for ; Thu, 17 Dec 2020 10:53:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=soleen.com; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=Q+nZQmLz+g6ZtD9UXQKwPL3A91wbKfX5nZj6XsBF5oE=; b=JO8qsADGPR4ZcKb3Gq+FKSW5aYA37eOaMrDgEiIcr5jzVShlVNKWtFcFGT0Tx3cMaS wJK8H4/qkQAa91lkrvvrvVhvqvRTRrc0cXVG9prRf5eIUUOYkeXykED77uULERb3qi2S aKhixRDGpTBTfOPxg4C7w3zrkZQYLiR0+RfMBR9kTP4vmjFrTmFN0H68z77PVURftvfT 6zQWCURQR4W0gXHv3MUmiWL1LHTDZS/ikTWgkKkSVoypuey03I/hMAH2KRRKKfVV10dc iOwzTWGWVjztOR2Vx36yAmOnyLwBGqiXBWiq0B7YE4kuUgcKm865e7wWGRPqfZEu1nu8 aVxQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Q+nZQmLz+g6ZtD9UXQKwPL3A91wbKfX5nZj6XsBF5oE=; b=LxuneHaYHnBEV07Y6oRCfJg7j31h6l6RnT9PyC624yaQYXuTyGSemI0tlfj0ZF/CQP HLWwP1tXwzFzjerOkBEaSPVZr7vchhLdwDx+mce+0Fe0CyMRqiX3Ai61dY4dpDJ8p0Cm DP/f9BV+z3Vb1URdpfwyPHeYB5FSoOm/Ov8C15iKgaHpj9TVXCWQ+wFhbGv5f1lXp163 scv6A5cFNLuhPMYpjPLTTYmla1I3vnLm90DjX7lXQAaVWKA5fWvIaosNjvkSOcpVHHgf nn42r8twKfg1Hwl1oZYNcYiFtYqw+yXvjCs1ONClid8Pr/OU5PUxU01F+LedeuVYvCZY mCHA== X-Gm-Message-State: AOAM532zeDRYA8JMSWrfMPviZaVSwfRHLranVbujBrT7KlbT7I1/hgYO ZzJ9XCIMPVWARAUp3MF+H42MKg== X-Google-Smtp-Source: ABdhPJyZTZTnodRThEF3jTIBRJYgZGD6V+Z5lINIuUMU1uZ/VPO4vM0YHNy5VdMEckiPuqDN6NjqBA== X-Received: by 2002:aed:33a1:: with SMTP id v30mr196167qtd.50.1608231179869; Thu, 17 Dec 2020 10:52:59 -0800 (PST) Received: from localhost.localdomain (c-73-69-118-222.hsd1.nh.comcast.net. [73.69.118.222]) by smtp.gmail.com with ESMTPSA id m8sm4127434qkn.41.2020.12.17.10.52.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Dec 2020 10:52:59 -0800 (PST) From: Pavel Tatashin To: pasha.tatashin@soleen.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org, vbabka@suse.cz, mhocko@suse.com, david@redhat.com, osalvador@suse.de, dan.j.williams@intel.com, sashal@kernel.org, tyhicks@linux.microsoft.com, iamjoonsoo.kim@lge.com, mike.kravetz@oracle.com, rostedt@goodmis.org, mingo@redhat.com, jgg@ziepe.ca, peterz@infradead.org, mgorman@suse.de, willy@infradead.org, rientjes@google.com, jhubbard@nvidia.com, linux-doc@vger.kernel.org, ira.weiny@intel.com, linux-kselftest@vger.kernel.org Subject: [PATCH v4 07/10] mm/gup: change index type to long as it counts pages Date: Thu, 17 Dec 2020 13:52:40 -0500 Message-Id: <20201217185243.3288048-8-pasha.tatashin@soleen.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201217185243.3288048-1-pasha.tatashin@soleen.com> References: <20201217185243.3288048-1-pasha.tatashin@soleen.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org In __get_user_pages_locked() i counts number of pages which should be long. Signed-off-by: Pavel Tatashin Acked-by: Michal Hocko --- mm/gup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/gup.c b/mm/gup.c index 591d8e2dfc70..1ebb7cc2fbe4 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -1481,7 +1481,7 @@ static long __get_user_pages_locked(struct mm_struct *mm, unsigned long start, { struct vm_area_struct *vma; unsigned long vm_flags; - int i; + long i; /* calculate required read or write permissions. * If FOLL_FORCE is set, we only require the "MAY" flags.