From mboxrd@z Thu Jan 1 00:00:00 1970 From: hch@lst.de (Christoph Hellwig) Date: Tue, 9 Jan 2018 16:38:26 +0100 Subject: [PATCH 16/67] powerpc: rename dma_direct_ to dma_nommu_ In-Reply-To: <20180104084930.GB3251@lst.de> References: <20171229081911.2802-1-hch@lst.de> <20171229081911.2802-17-hch@lst.de> <878tdgtwzp.fsf@concordia.ellerman.id.au> <20180104084930.GB3251@lst.de> Message-ID: <20180109153826.GA10086@lst.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Jan 04, 2018 at 09:49:30AM +0100, Christoph Hellwig wrote: > On Tue, Jan 02, 2018 at 08:45:30PM +1100, Michael Ellerman wrote: > > Christoph Hellwig writes: > > > > > We want to use the dma_direct_ namespace for a generic implementation, > > > so rename powerpc to the second best choice: dma_nommu_. > > > > I'm not a fan of "nommu". Some of the users of direct ops *are* using an > > IOMMU, they're just setting up a 1:1 mapping once at init time, rather > > than mapping dynamically. > > > > Though I don't have a good idea for a better name, maybe "1to1", > > "linear", "premapped" ? > > It seems like a nice counter part to the dma_iommu_ops used just about > anywhere else in ppc. > > But I'll happily take any maintainer bike shed decision for the next > series. Remember that in a merge window or two it will hopefully > go away in favor of the new generic dma_direct ops. Michael, please suggest what name you want for the next iteration, I don't want to hold up the series on a naming bikeshed.