Rename "struct fence" to "struct dma_fence"

[Chris Wilson]

On Thu, Oct 20, 2016 at 10:39:47AM -0400, Sean Paul wrote:
> On Thu, Oct 20, 2016 at 2:47 AM, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> > I plan to usurp the short name of struct fence for a core kernel struct,
> > and so I need to rename the specialised fence/timeline for DMA
> > operations to make room.
> >
> > A consensus was reached in
> > https://lists.freedesktop.org/archives/dri-devel/2016-July/113083.html
> > that making clear this fence applies to DMA operations was a good thing.
> > Since then the patch has grown a bit as usage increases (and we wanted
> > to wait until after the sw_sync destage), so hopefully it remains a good
> > thing!
> >
> > I've pushed the patch to
> >
> > https://cgit.freedesktop.org/~ickle/linux-2.6/commit/?h=dma-fence&id=a4a27d87e4fccefb9f9d55f9c73ccab8f2ade3cc
> >
> > as I suspect it might be too large for the list.
> >
> > Highlights of the change:
> >
> >         struct fence -> struct dma_fence (and all fence*() to dma_fence*())
> >         struct fence_array -> struct dma_fence_array
> >
> >         107 files changed, 1174 insertions(+), 1136 deletions(-)
> >
> > Mostly generated with the provided cocci spatch, but even with
> > --include-headers it seemed to miss some headers, and I never quite
> > worked out the substition commands for macros, so there is some grep and
> > replace.
> 
> For the curious (like me), here's the diff between ickle's HEAD and
> what the cocci script outputs:
> 
> http://hastebin.com/udizixoyed.go

Hmm, looks like I had a few changes for dma-fence-array that didn't make
it back into the changelog. And still missed most of the trace_*(), as
only one was used outside.

Most recently used spatch:
https://people.freedesktop.org/~ickle/fence.spatch
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre