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Re: [Xen-devel] [PATCH 1/7] xen: import new ring macros in ring.h

From Stefano Stabellini <sstabellini@kernel.org>
Newsgroups linux.kernel
Subject Re: [Xen-devel] [PATCH 1/7] xen: import new ring macros in ring.h
Date 2017-03-08 01:30 +0100
Message-ID <tixEm-70H-13@gated-at.bofh.it> (permalink)
References <ti77c-4Of-7@gated-at.bofh.it> <ti7gR-4VX-1@gated-at.bofh.it> <tisOm-3ze-31@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, 7 Mar 2017, Julien Grall wrote:
> Hi Stefano,
> 
> On 03/06/2017 08:01 PM, Stefano Stabellini wrote:
> > Sync the ring.h file with upstream Xen, to introduce the new ring macros.
> > They will be used by the Xen transport for 9pfs.
> > 
> > Signed-off-by: Stefano Stabellini <stefano@aporeto.com>
> > CC: konrad.wilk@oracle.com
> > CC: boris.ostrovsky@oracle.com
> > CC: jgross@suse.com
> > 
> > ---
> > NB: The new macros have not been committed to Xen yet. Do not apply this
> > patch until they do.
> > ---
> > ---
> >  include/xen/interface/io/ring.h | 131
> > ++++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 131 insertions(+)
> > 
> > diff --git a/include/xen/interface/io/ring.h
> > b/include/xen/interface/io/ring.h
> > index 21f4fbd..e16aa92 100644
> > --- a/include/xen/interface/io/ring.h
> > +++ b/include/xen/interface/io/ring.h
> 
> [...]
> 
> > +#define XEN_FLEX_RING_SIZE(order)
> > \
> > +    (1UL << (order + PAGE_SHIFT - 1))
> 
> This will need to be XEN_PAGE_SHIFT in order to works with 64K kernel.

Good point! I had it right at the beginning but I lost the change in one
of the updates from xen.git.

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Thread

[PATCH 0/7] Xen transport for 9pfs frontend driver Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:10 +0100
  [PATCH 1/7] xen: import new ring macros in ring.h Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:20 +0100
    [PATCH 7/7] xen/9pfs: build 9pfs Xen transport driver Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:20 +0100
    [PATCH 6/7] xen/9pfs: receive responses Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:20 +0100
      Re: [PATCH 6/7] xen/9pfs: receive responses Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-07 17:00 +0100
        Re: [PATCH 6/7] xen/9pfs: receive responses Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 02:30 +0100
          Re: [Xen-devel] [PATCH 6/7] xen/9pfs: receive responses Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> - 2017-03-08 21:20 +0100
        Re: [PATCH 6/7] xen/9pfs: receive responses Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 06:30 +0100
          Re: [PATCH 6/7] xen/9pfs: receive responses Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-08 15:40 +0100
            Re: [PATCH 6/7] xen/9pfs: receive responses Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 20:30 +0100
    [PATCH 2/7] xen: introduce the header file for the Xen 9pfs transport protocol Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:20 +0100
      Re: [PATCH 2/7] xen: introduce the header file for the Xen 9pfs  transport protocol Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 22:40 +0100
        Re: [PATCH 2/7] xen: introduce the header file for the Xen 9pfs  transport protocol Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-06 22:50 +0100
      Re: [PATCH 2/7] xen: introduce the header file for the Xen 9pfs  transport protocol Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-06 23:40 +0100
    [PATCH 4/7] xen/9pfs: connect to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:20 +0100
      Re: [PATCH 4/7] xen/9pfs: connect to the backend Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-07 16:10 +0100
        Re: [PATCH 4/7] xen/9pfs: connect to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 01:30 +0100
          Re: [PATCH 4/7] xen/9pfs: connect to the backend Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-08 15:00 +0100
            Re: [PATCH 4/7] xen/9pfs: connect to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 20:30 +0100
      Re: [Xen-devel] [PATCH 4/7] xen/9pfs: connect to the backend Julien Grall <julien.grall@arm.com> - 2017-03-07 20:00 +0100
        Re: [Xen-devel] [PATCH 4/7] xen/9pfs: connect to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 03:20 +0100
          Re: [Xen-devel] [PATCH 4/7] xen/9pfs: connect to the backend Julien Grall <julien.grall@arm.com> - 2017-03-08 13:40 +0100
            Re: [Xen-devel] [PATCH 4/7] xen/9pfs: connect to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 20:10 +0100
    [PATCH 3/7] xen/9pfs: introduce Xen 9pfs transport driver Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:20 +0100
    [PATCH 5/7] xen/9pfs: send requests to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-06 21:20 +0100
      Re: [PATCH 5/7] xen/9pfs: send requests to the backend Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-07 17:40 +0100
        Re: [PATCH 5/7] xen/9pfs: send requests to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 02:00 +0100
          Re: [PATCH 5/7] xen/9pfs: send requests to the backend Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-08 15:10 +0100
            Re: [PATCH 5/7] xen/9pfs: send requests to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 20:50 +0100
              Re: [PATCH 5/7] xen/9pfs: send requests to the backend Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-08 21:10 +0100
                Re: [PATCH 5/7] xen/9pfs: send requests to the backend Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-03-08 22:10 +0100
                Re: [PATCH 5/7] xen/9pfs: send requests to the backend Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 22:30 +0100
    Re: [Xen-devel] [PATCH 1/7] xen: import new ring macros in ring.h Julien Grall <julien.grall@arm.com> - 2017-03-07 20:20 +0100
      Re: [Xen-devel] [PATCH 1/7] xen: import new ring macros in ring.h Stefano Stabellini <sstabellini@kernel.org> - 2017-03-08 01:30 +0100
        Re: [Xen-devel] [PATCH 1/7] xen: import new ring macros in ring.h Julien Grall <julien.grall@arm.com> - 2017-03-08 12:50 +0100
  Re: [Xen-devel] [PATCH 0/7] Xen transport for 9pfs frontend driver Roger Pau Monné <roger.pau@citrix.com> - 2017-03-07 17:50 +0100
    Re: [Xen-devel] [PATCH 0/7] Xen transport for 9pfs frontend driver Stefano Stabellini <sstabellini@kernel.org> - 2017-03-07 19:30 +0100
      Re: [Xen-devel] [PATCH 0/7] Xen transport for 9pfs frontend driver Roger Pau Monné <roger.pau@citrix.com> - 2017-03-09 04:10 +0100
        Re: [Xen-devel] [PATCH 0/7] Xen transport for 9pfs frontend driver Stefano Stabellini <sstabellini@kernel.org> - 2017-03-13 23:40 +0100

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