Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx1.redhat.com ([209.132.183.28]:9096 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752902Ab3EPP5E (ORCPT ); Thu, 16 May 2013 11:57:04 -0400 From: Steve Dickson To: Trond Myklebust , "David P. Quigley" Cc: Linux NFS list , Linux FS devel list , Linux Security List , SELinux List Subject: [PATCH 13/13] Kconfig: Add Kconfig entry for Labeled NFS V4 client Date: Thu, 16 May 2013 11:56:48 -0400 Message-Id: <1368719808-14584-14-git-send-email-SteveD@redhat.com> In-Reply-To: <1368719808-14584-1-git-send-email-SteveD@redhat.com> References: <1368719808-14584-1-git-send-email-SteveD@redhat.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: From: Steve Dickson This patch adds the NFS_V4_SECURITY_LABEL entry which enables security label support for the NFSv4 client Signed-off-by: Steve Dickson --- fs/nfs/Kconfig | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig index 79c500e..771831d3 100644 --- a/fs/nfs/Kconfig +++ b/fs/nfs/Kconfig @@ -107,6 +107,7 @@ config NFS_V4_1 config NFS_V4_2 bool "NFS client support for NFSv4.2" depends on NFS_V4_1 + select NFS_V4_SECURITY_LABEL help This option enables support for minor version 1 of the NFSv4 protocol in the kernel's NFS client. @@ -140,6 +141,24 @@ config NFS_V4_1_IMPLEMENTATION_ID_DOMAIN If the NFS client is unchanged from the upstream kernel, this option should be set to the default "kernel.org". +config NFS_V4_SECURITY_LABEL + bool "Provide Security Label support for NFSv4 client" + depends on NFS_V4 && SECURITY + help + + Say Y here if you want enable fine-grained security label attribute + support for NFS version 4. Security labels allow security modules like + SELinux and Smack to label files to facilitate enforcement of their policies. + Without this an NFSv4 mount will have the same label on each file. + + If you do not wish to enable fine-grained security labels SELinux or + Smack policies on NFSv4 files, say N. + + WARNING: there is still a chance of backwards-incompatible protocol changes. + For now we recommend "Y" only for developers and testers." + + If unsure, say N. + config ROOT_NFS bool "Root file system on NFS" depends on NFS_FS=y && IP_PNP -- 1.8.1.4