From mboxrd@z Thu Jan 1 00:00:00 1970 From: scameron@beardog.cce.hp.com Subject: Re: [PATCH] hpsa: add heartbeat sysfs host attribute Date: Mon, 15 Aug 2011 09:40:22 -0500 Message-ID: <20110815144022.GR27723@beardog.cce.hp.com> References: <20110812180314.21808.59261.stgit@beardog.cce.hp.com> <20110813020147.GB15554@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20110813020147.GB15554@kroah.com> Sender: linux-kernel-owner@vger.kernel.org To: Greg KH Cc: james.bottomley@hansenpartnership.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, stephenmcameron@gmail.com, thenzl@redhat.com, akpm@linux-foundation.org, mikem@beardog.cce.hp.com, scameron@beardog.cce.hp.com List-Id: linux-scsi@vger.kernel.org On Fri, Aug 12, 2011 at 07:01:47PM -0700, Greg KH wrote: > On Fri, Aug 12, 2011 at 01:03:14PM -0500, Stephen M. Cameron wrote: > > From: Stephen M. Cameron > > > > The cciss driver had a CCISS_HEARTBEAT ioctl which [...] > > > > + The "heartbeat" read-only attribute returns the value of a heartbeat > > + counter register on a Smart Array controller as a 32 bit unsigned > > + hexadecimal integer (e.g: "0x12345678"). The value should change > > + periodically, not less than once per second. If this value fails to > > + change for a period longer than one second, it means something has > > + gone wrong (e.g. Smart Array controller firmware has locked up.) > > + > > This all belongs in Documentation/ABI/ care to move it there instead? Sure. -- steve