From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:36808 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752949AbdEWKdr (ORCPT ); Tue, 23 May 2017 06:33:47 -0400 Subject: Patch "libnvdimm: fix clear length of nvdimm_forget_poison()" has been added to the 4.11-stable tree To: toshi.kani@hpe.com, dan.j.williams@intel.com, dave.jiang@intel.com, gregkh@linuxfoundation.org, vishal.l.verma@intel.com Cc: , From: Date: Tue, 23 May 2017 12:33:28 +0200 Message-ID: <149553560880242@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled libnvdimm: fix clear length of nvdimm_forget_poison() to the 4.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: libnvdimm-fix-clear-length-of-nvdimm_forget_poison.patch and it can be found in the queue-4.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 8d13c0290655b883df9083a2a0af0d782bc38aef Mon Sep 17 00:00:00 2001 From: Toshi Kani Date: Thu, 27 Apr 2017 16:57:05 -0600 Subject: libnvdimm: fix clear length of nvdimm_forget_poison() From: Toshi Kani commit 8d13c0290655b883df9083a2a0af0d782bc38aef upstream. ND_CMD_CLEAR_ERROR command returns 'clear_err.cleared', the length of error actually cleared, which may be smaller than its requested 'len'. Change nvdimm_clear_poison() to call nvdimm_forget_poison() with 'clear_err.cleared' when this value is valid. Fixes: e046114af5fc ("libnvdimm: clear the internal poison_list when clearing badblocks") Cc: Dave Jiang Cc: Vishal Verma Signed-off-by: Toshi Kani Signed-off-by: Dan Williams Signed-off-by: Greg Kroah-Hartman --- drivers/nvdimm/bus.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/drivers/nvdimm/bus.c +++ b/drivers/nvdimm/bus.c @@ -218,7 +218,10 @@ long nvdimm_clear_poison(struct device * if (cmd_rc < 0) return cmd_rc; - nvdimm_clear_from_poison_list(nvdimm_bus, phys, len); + if (clear_err.cleared > 0) + nvdimm_clear_from_poison_list(nvdimm_bus, phys, + clear_err.cleared); + return clear_err.cleared; } EXPORT_SYMBOL_GPL(nvdimm_clear_poison); Patches currently in stable-queue which might be from toshi.kani@hpe.com are queue-4.11/libnvdimm-fix-clear-length-of-nvdimm_forget_poison.patch