From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751105AbcBMKBi (ORCPT ); Sat, 13 Feb 2016 05:01:38 -0500 Received: from [198.137.202.9] ([198.137.202.9]:50618 "EHLO bombadil.infradead.org" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1750826AbcBMKBg (ORCPT ); Sat, 13 Feb 2016 05:01:36 -0500 Date: Sat, 13 Feb 2016 02:01:01 -0800 From: Christoph Hellwig To: Matias Bj??rling Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org Subject: Re: [PATCH] nvme: lightnvm: return ppa completion status Message-ID: <20160213100101.GA28353@infradead.org> References: <1455190589-20016-1-git-send-email-m@bjorling.me> <1455190589-20016-2-git-send-email-m@bjorling.me> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1455190589-20016-2-git-send-email-m@bjorling.me> User-Agent: Mutt/1.5.24 (2015-08-30) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 11, 2016 at 12:36:29PM +0100, Matias Bj??rling wrote: > PPAs sent to device is separately acknowledge in a 64bit status > variable. The status is stored in DW0 and DW1 of the completion queue > entry. Store this status inside the nvm_rq for further processing. > > This can later be used to implement retry techniques for failed writes > and reads. > > Signed-off-by: Matias Bj??rling Looks reasonable: Reviewed-by: Christoph Hellwig