Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759322AbcLBTpb (ORCPT ); Fri, 2 Dec 2016 14:45:31 -0500 Received: from mail-oi0-f50.google.com ([209.85.218.50]:35223 "EHLO mail-oi0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758043AbcLBTp2 (ORCPT ); Fri, 2 Dec 2016 14:45:28 -0500 MIME-Version: 1.0 In-Reply-To: <1480706397-20954-1-git-send-email-fabf@skynet.be> References: <1480706397-20954-1-git-send-email-fabf@skynet.be> From: Dan Williams Date: Fri, 2 Dec 2016 11:45:27 -0800 Message-ID: Subject: Re: [PATCH 1/8 linux-next] libnvdimm, namespace: update message level on smaller reservations To: Fabian Frederick Cc: "linux-nvdimm@lists.01.org" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1192 Lines: 25 On Fri, Dec 2, 2016 at 11:19 AM, Fabian Frederick wrote: > kernel command lines like memmap=1M!512M gave no pmem outputs > without debugging. > > Signed-off-by: Fabian Frederick > --- > drivers/nvdimm/namespace_devs.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c > index abe5c6b..b00045b 100644 > --- a/drivers/nvdimm/namespace_devs.c > +++ b/drivers/nvdimm/namespace_devs.c > @@ -1532,8 +1532,8 @@ struct nd_namespace_common *nvdimm_namespace_common_probe(struct device *dev) > > size = nvdimm_namespace_capacity(ndns); > if (size < ND_MIN_NAMESPACE_SIZE) { > - dev_dbg(&ndns->dev, "%pa, too small must be at least %#x\n", > - &size, ND_MIN_NAMESPACE_SIZE); > + dev_warn(&ndns->dev, "%pa, too small must be at least %#x\n", > + &size, ND_MIN_NAMESPACE_SIZE); This is too noisy as it will fire every time a new namespace is created since they always start out zero-sized. I'd recommend booting with libnvdimm.dyndbg on the kernel command or something similar.