linux-kernel - Re: [PATCH 1/4] dma-mapping: move the remaining DMA API calls out of line

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Date:   Sat, 9 May 2020 10:19:46 +0200
From:   Christoph Hellwig <hch@....de>
To:     Alexey Kardashevskiy <aik@...abs.ru>
Cc:     Christoph Hellwig <hch@....de>, iommu@...ts.linux-foundation.org,
        linuxppc-dev@...ts.ozlabs.org, Lu Baolu <baolu.lu@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Joerg Roedel <joro@...tes.org>,
        Robin Murphy <robin.murphy@....com>,
        linux-kernel@...r.kernel.org, Michael Ellerman <mpe@...erman.id.au>
Subject: Re: [PATCH 1/4] dma-mapping: move the remaining DMA API calls out
 of line

On Tue, May 05, 2020 at 02:18:37PM +1000, Alexey Kardashevskiy wrote:
> 
> 
> On 17/04/2020 17:58, Christoph Hellwig wrote:
> > On Wed, Apr 15, 2020 at 09:21:37PM +1000, Alexey Kardashevskiy wrote:
> >> And the fact they were exported leaves possibility that there is a
> >> driver somewhere relying on these symbols or distro kernel won't build
> >> because the symbol disappeared from exports (I do not know what KABI
> >> guarantees or if mainline kernel cares).
> > 
> > We absolutely do not care.  In fact for abuses of APIs that drivers
> > should not use we almost care to make them private and break people
> > abusing them.
> 
> ok :)
> 
> >> I do not care in particular but
> >> some might, a line separated with empty lines in the commit log would do.
> > 
> > I'll add a blurb for the next version.
> 
> 
> Has it gone anywhere? Thanks,

I've been hoping for the sg_buf helpers to land first, as they need
backporting and would conflict.  Do you urgently need the series?