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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 6A6AAC433E1 for ; Tue, 7 Jul 2020 15:32:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 40B50204EC for ; Tue, 7 Jul 2020 15:32:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594135924; bh=Jz4gFQK5q46RmtPj1m4NWM1unA7WG2z/dnwJHV6seIo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=tUyO5EBw5tzkcAM1PdE+Kw5WhuS5NmVdj5dVLQitK8M/11mt/bVvGTFM5H7cesfLa iQGilP/6X3gSEXDc+M34tQ9ePy3BFSqKKH11gZhEnCcIp3rgXeXvscCAzjhj+IdCDr PRIIabOn4xzdMRVW0c/UB8B6L44h/BRNuEIetuJI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729327AbgGGPWh (ORCPT ); Tue, 7 Jul 2020 11:22:37 -0400 Received: from mail.kernel.org ([198.145.29.99]:35050 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729853AbgGGPW1 (ORCPT ); Tue, 7 Jul 2020 11:22:27 -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 0953F20663; Tue, 7 Jul 2020 15:22:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594135347; bh=Jz4gFQK5q46RmtPj1m4NWM1unA7WG2z/dnwJHV6seIo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XpnHjXqbr5ajA/jPxFHXC2lG77stvvxPwkWVcVshu21IoIIraF+wY3U1BZoaokZvj 3WE1tym/3cZF5q/OmYEdciBUOdvXJKFRIt7/zaz+24dMP7k6NPpcJwb6BSlomRp3sJ osZu9yvUF/XOzUdUQVJWHxlwtthOc48zyBoTkus8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Paul Aurich , Steve French , Aurelien Aptel , Sasha Levin Subject: [PATCH 5.4 40/65] SMB3: Honor posix flag for multiuser mounts Date: Tue, 7 Jul 2020 17:17:19 +0200 Message-Id: <20200707145754.396140663@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200707145752.417212219@linuxfoundation.org> References: <20200707145752.417212219@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Paul Aurich [ Upstream commit 5391b8e1b7b7e5cfa2dd4ffdc4b8c6b64dfd1866 ] The flag from the primary tcon needs to be copied into the volume info so that cifs_get_tcon will try to enable extensions on the per-user tcon. At that point, since posix extensions must have already been enabled on the superblock, don't try to needlessly adjust the mount flags. Fixes: ce558b0e17f8 ("smb3: Add posix create context for smb3.11 posix mounts") Fixes: b326614ea215 ("smb3: allow "posix" mount option to enable new SMB311 protocol extensions") Signed-off-by: Paul Aurich Signed-off-by: Steve French Reviewed-by: Aurelien Aptel Signed-off-by: Sasha Levin --- fs/cifs/connect.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 947c4aad5d6a4..134a90dc72322 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -5282,6 +5282,7 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, kuid_t fsuid) vol_info->nohandlecache = master_tcon->nohandlecache; vol_info->local_lease = master_tcon->local_lease; vol_info->no_linux_ext = !master_tcon->unix_ext; + vol_info->linux_ext = master_tcon->posix_extensions; vol_info->sectype = master_tcon->ses->sectype; vol_info->sign = master_tcon->ses->sign; @@ -5309,10 +5310,6 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, kuid_t fsuid) goto out; } - /* if new SMB3.11 POSIX extensions are supported do not remap / and \ */ - if (tcon->posix_extensions) - cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_POSIX_PATHS; - if (cap_unix(ses)) reset_cifs_unix_caps(0, tcon, NULL, vol_info); -- 2.25.1