From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johannes Thumshirn Subject: Re: [PATCH 0/3] acpi, nfit: Add dirty shutdown count to sysfs Date: Thu, 27 Sep 2018 09:11:35 +0200 Message-ID: <20180927071135.GB6959@linux-x5ow.site> References: <153802226065.833068.11943510429252969385.stgit@dwillia2-desk3.amr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <153802226065.833068.11943510429252969385.stgit-p8uTFz9XbKj2zm6wflaqv1nYeNYlB/vhral2JQCrhuEAvxtiuMwx3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-nvdimm-bounces-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org Sender: "Linux-nvdimm" To: Dan Williams Cc: linux-acpi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-nvdimm-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org List-Id: linux-acpi@vger.kernel.org On Wed, Sep 26, 2018 at 09:24:20PM -0700, Dan Williams wrote: > The Intel NVDIMM command specification publishes a dirty-shutdown-count > in addition to the dirty-shutdown / flush-failed indication that comes > from the ACPI NFIT. This is expected to be a common property of NVDIMMs > and is a static hardware health detail to be cached / exported via > sysfs. > = > Add plumbing for retrieving this data at driver load time, publish the > count, and use the dynamically retrieved dirty-shutdown indicator to > augment the existing 'flush_failed' flag. Is this the same thing as the LSS Latch stuff that went into ndctl? -- = Johannes Thumshirn Storage jthumshirn-l3A5Bk7waGM@public.gmane.org +49 911 74053 689 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 N=FCrnberg GF: Felix Imend=F6rffer, Jane Smithard, Graham Norton HRB 21284 (AG N=FCrnberg) Key fingerprint =3D EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850