linux-kernel - Re: cleanup the walk_page

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Date:   Mon, 12 Aug 2019 09:17:56 +0300
From:   Mike Rapoport <rppt@...ux.ibm.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Thomas Hellström <thomas@...pmail.org>,
        Jerome Glisse <jglisse@...hat.com>,
        Jason Gunthorpe <jgg@...lanox.com>,
        Steven Price <steven.price@....com>,
        Linux-MM <linux-mm@...ck.org>,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>
Subject: Re: cleanup the walk_page_range interface

On Thu, Aug 08, 2019 at 11:56:32PM +0200, Christoph Hellwig wrote:
> On Thu, Aug 08, 2019 at 10:50:37AM -0700, Linus Torvalds wrote:
> > > Note that both Thomas and Steven have series touching this area pending,
> > > and there are a couple consumer in flux too - the hmm tree already
> > > conflicts with this series, and I have potential dma changes on top of
> > > the consumers in Thomas and Steven's series, so we'll probably need a
> > > git tree similar to the hmm one to synchronize these updates.
> > 
> > I'd be willing to just merge this now, if that helps. The conversion
> > is mechanical, and my only slight worry would be that at least for my
> > original patch I didn't build-test the (few) non-x86
> > architecture-specific cases. But I did end up looking at them fairly
> > closely  (basically using some grep/sed scripts to see that the
> > conversions I did matched the same patterns). And your changes look
> > like obvious improvements too where any mistake would have been caught
> > by the compiler.
> 
> I did cross compile the s390 and powerpc bits, but I do not have an
> openrisc compiler.

The openrisc defconfig builds fine.
 
> > So I'm not all that worried from a functionality standpoint, and if
> > this will help the next merge window, I'll happily pull now.
> 
> That would help with this series vs the others, but not with the other
> series vs each other.
> 

-- 
Sincerely yours,
Mike.