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=-6.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,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 E5F79C46470 for ; Thu, 23 May 2019 19:45:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B51AA20851 for ; Thu, 23 May 2019 19:45:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558640705; bh=IoKpUfohM1tePM/64BXsiJUSHeovw9D5HJOR0CqCOj0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ACDmiRhQSci6vr/FtHomavn4uDFVQ5jCBbLo6GVqXiX631tAXJBBegQlltK+67pHn FI5FRvvgury9nLDbGJsdgHl634i5Qyb5uDfmMBaAscQN1sw23R/xtqnyfGZ8QvpYRT vsYZoSvNCMJhlC22d5sFd0CXatRmb8ngmY25PAao= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388494AbfEWTQJ (ORCPT ); Thu, 23 May 2019 15:16:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:50744 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387579AbfEWTQI (ORCPT ); Thu, 23 May 2019 15:16:08 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 4B73E20863; Thu, 23 May 2019 19:16:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558638967; bh=IoKpUfohM1tePM/64BXsiJUSHeovw9D5HJOR0CqCOj0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M4BzG+Aj06ewLHMUiDgL7ND8yGiOnp0GLD7sfRLiUGGmLuhQUNet19J1YzRFHkajn NU6//ix97BHnIKIlCX4QcR2N/mebotAMPAb2cSwqfAwObOkwOUzQN4YgoC3OdgXMz4 cu9tgxf4DYxAxy/tCVnpd2cuXrr9g/Iz2tm4iNbU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Liu Bo , Miklos Szeredi Subject: [PATCH 4.19 047/114] fuse: honor RLIMIT_FSIZE in fuse_file_fallocate Date: Thu, 23 May 2019 21:05:46 +0200 Message-Id: <20190523181735.980642690@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190523181731.372074275@linuxfoundation.org> References: <20190523181731.372074275@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Liu Bo commit 0cbade024ba501313da3b7e5dd2a188a6bc491b5 upstream. fstests generic/228 reported this failure that fuse fallocate does not honor what 'ulimit -f' has set. This adds the necessary inode_newsize_ok() check. Signed-off-by: Liu Bo Fixes: 05ba1f082300 ("fuse: add FALLOCATE operation") Cc: # v3.5 Signed-off-by: Miklos Szeredi Signed-off-by: Greg Kroah-Hartman --- fs/fuse/file.c | 7 +++++++ 1 file changed, 7 insertions(+) --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -2975,6 +2975,13 @@ static long fuse_file_fallocate(struct f } } + if (!(mode & FALLOC_FL_KEEP_SIZE) && + offset + length > i_size_read(inode)) { + err = inode_newsize_ok(inode, offset + length); + if (err) + return err; + } + if (!(mode & FALLOC_FL_KEEP_SIZE)) set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);