Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Keith Busch , Christoph Hellwig , Jens Axboe , Sasha Levin Subject: [PATCH 4.16 167/279] nvme/multipath: Disable runtime writable enabling parameter Date: Mon, 18 Jun 2018 10:12:32 +0200 Message-Id: <20180618080615.733278001@linuxfoundation.org> In-Reply-To: <20180618080608.851973560@linuxfoundation.org> References: <20180618080608.851973560@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: 4.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Keith Busch [ Upstream commit 5cadde8019a6a80550fdde92d5a3327565974eab ] We can't allow the user to change multipath settings at runtime, as this will create naming conflicts due to the different naming schemes used for each mode. Signed-off-by: Keith Busch Reviewed-by: Christoph Hellwig Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/nvme/host/multipath.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -15,7 +15,7 @@ #include "nvme.h" static bool multipath = true; -module_param(multipath, bool, 0644); +module_param(multipath, bool, 0444); MODULE_PARM_DESC(multipath, "turn on native support for multiple controllers per subsystem");