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=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 3787BC433E1 for ; Fri, 7 Aug 2020 06:20:05 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id EB4D32177B for ; Fri, 7 Aug 2020 06:20:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="FRaI3u1p" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EB4D32177B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 83F8A8D0036; Fri, 7 Aug 2020 02:20:04 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 8169B8D0026; Fri, 7 Aug 2020 02:20:04 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7552C8D0036; Fri, 7 Aug 2020 02:20:04 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0056.hostedemail.com [216.40.44.56]) by kanga.kvack.org (Postfix) with ESMTP id 5C2EB8D0026 for ; Fri, 7 Aug 2020 02:20:04 -0400 (EDT) Received: from smtpin03.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 2FA7B3628 for ; Fri, 7 Aug 2020 06:20:04 +0000 (UTC) X-FDA: 77122772328.03.lace59_040f3c826fbe Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin03.hostedemail.com (Postfix) with ESMTP id 003D228A4E9 for ; Fri, 7 Aug 2020 06:20:03 +0000 (UTC) X-HE-Tag: lace59_040f3c826fbe X-Filterd-Recvd-Size: 2420 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf46.hostedemail.com (Postfix) with ESMTP for ; Fri, 7 Aug 2020 06:20:03 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 763E322CB3; Fri, 7 Aug 2020 06:20:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596781202; bh=UyXjNW6AyOGJvcaoAVH9fd3CR2zERdJZqy7geiMs9as=; h=Date:From:To:Subject:In-Reply-To:From; b=FRaI3u1pllaSXMO1cZthcjvH2XtwUaLbLwyq2ByScW0tguWP2TSiEhZzWBKRIh5tW zhmjQcJTl1hhaDTlRjaxZW2DDuGbziy5hV6uc03iugiOixKMVyZoLjWC3Qs/wi+lrI btTRmF7JzUItbP1UgvPAk6b6EFFEwoutKmPOMsEE= Date: Thu, 06 Aug 2020 23:20:01 -0700 From: Andrew Morton To: akpm@linux-foundation.org, ira.weiny@intel.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, tangyizhou@huawei.com, torvalds@linux-foundation.org Subject: [patch 053/163] mm/gup.c: fix the comment of return value for populate_vma_page_range() Message-ID: <20200807062001.1NvKva6WQ%akpm@linux-foundation.org> In-Reply-To: <20200806231643.a2711a608dd0f18bff2caf2b@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: 003D228A4E9 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Tang Yizhou Subject: mm/gup.c: fix the comment of return value for populate_vma_page_range() The return value of populate_vma_page_range() is consistent with __get_user_pages(), and so is the function comment of return value. Link: http://lkml.kernel.org/r/20200720034303.29920-1-tangyizhou@huawei.com Signed-off-by: Tang Yizhou Reviewed-by: Andrew Morton Reviewed-by: Ira Weiny Signed-off-by: Andrew Morton --- mm/gup.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/mm/gup.c~mm-gupc-fix-the-comment-of-return-value-for-populate_vma_page_range +++ a/mm/gup.c @@ -1404,7 +1404,8 @@ retry: * * This takes care of mlocking the pages too if VM_LOCKED is set. * - * return 0 on success, negative error code on error. + * Return either number of pages pinned in the vma, or a negative error + * code on error. * * vma->vm_mm->mmap_lock must be held. * _