Subject: Re: linux-next: build failure after merge of the final tree

From: Greg KH <[email-masked]>
Date: Tue, 24 May 2011 05:48:33 -0700

On Tue, May 24, 2011 at 01:59:30PM +1000, Stephen Rothwell wrote:
> Hi Greg,
> 
> On Mon, 23 May 2011 19:51:51 -0700 Greg KH <[email-masked]> wrote:
> >
> > On Mon, May 23, 2011 at 10:06:40PM -0400, Mike Frysinger wrote:
> > > On Fri, May 20, 2011 at 02:18, Stephen Rothwell wrote:
> > > > Caused by commit e66eed651fd1 ("list: remove prefetching from regular list
> > > > iterators").
> > > >
> > > > I added the following patch for today:
> > > 
> > > probably should get added to whatever tree that commit is coming from
> > > so we dont have bisect hell ?
> > > 
> > > more failures:
> > > drivers/usb/host/isp1362-hcd.c: In function 'isp1362_write_ptd':
> > > drivers/usb/host/isp1362-hcd.c:355: error: implicit declaration of
> > > function 'prefetch'
> > > drivers/usb/host/isp1362-hcd.c: In function 'isp1362_read_ptd':
> > > drivers/usb/host/isp1362-hcd.c:377: error: implicit declaration of
> > > function 'prefetchw'
> > > make[3]: *** [drivers/usb/host/isp1362-hcd.o] Error 1
> > > 
> > > drivers/usb/musb/musb_core.c: In function 'musb_write_fifo':
> > > drivers/usb/musb/musb_core.c:219: error: implicit declaration of
> > > function 'prefetch'
> > > make[3]: *** [drivers/usb/musb/musb_core.o] Error 1
> > > 
> > > although it seems like it should be fairly trivial to look at the
> > > funcs in linux/prefetch.h, grep the tree, and find a pretty good list
> > > of the files that are missing the include
> > 
> > How did this not show up in linux-next?  Where did the patch that caused
> > this show up from?
> > 
> > totally confused,
> 
> :-)
> 
> sfr said above:
> > Caused by commit e66eed651fd1 ("list: remove prefetching from regular
> > list iterators").
> 
> The cause was a patch from Linus ...

Ah, ok, that makes more sense, sorry for the noise.

greg k-h

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