From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: James Bottomley To: "arnd@arndb.de" CC: "linux-kernel@vger.kernel.org" , "rdunlap@infradead.org" , "Liviu.Dudau@arm.com" , "joro@8bytes.org" , "gregkh@linuxfoundation.org" , "dwmw2@infradead.org" , "linux-pci@vger.kernel.org" , "bhelgaas@google.com" , "linux-doc@vger.kernel.org" Subject: Re: [PATCH v3 1/4] DMA-API: Clarify physical/bus address distinction Date: Fri, 9 May 2014 14:09:31 +0000 Message-ID: <1399644571.2166.1.camel@dabdike.int.hansenpartnership.com> References: <20140508204257.17877.4639.stgit@bhelgaas-glaptop.roam.corp.google.com> <20140508204854.17877.59304.stgit@bhelgaas-glaptop.roam.corp.google.com> <119388463.n2RtThRsle@wuerfel> In-Reply-To: <119388463.n2RtThRsle@wuerfel> Content-Type: text/plain; charset=US-ASCII MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: On Fri, 2014-05-09 at 08:12 +0200, Arnd Bergmann wrote: > On Thursday 08 May 2014 14:48:54 Bjorn Helgaas wrote: > > The DMA-API documentation sometimes refers to "physical addresses" when it > > really means "bus addresses." Sometimes these are identical, but they may > > be different if the bridge leading to the bus performs address translation. > > Update the documentation to use "bus address" when appropriate. > > > > Also, consistently capitalize "DMA", use parens with function names, use > > dev_printk() in examples, and reword a few sections for clarity. > > > > No functional change; documentation changes only. > > > > Signed-off-by: Bjorn Helgaas > > Looks great! > > Acked-by: Arnd Bergmann Yes, from me too (probably only patches 1-2, since that's only what I directly wrote originally); thanks for listening to the arguments and persevering. Acked-by: James Bottomley James