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Re: [Xen-devel] [PATCH v3] Userspace grant communication

To: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH v3] Userspace grant communication
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Fri, 14 Jan 2011 10:18:34 -0500
Cc: jeremy@xxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, Ian.Campbell@xxxxxxxxxx
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On Thu, Dec 16, 2010 at 07:17:36PM -0500, Daniel De Graaf wrote:
> Rebased on top of Stefano's 2.6.37 gntdev patches; included suggestions

I was wondering whether you would be OK rebasing this on top
of Linus latest tree? (or if you prefer you could use mine:
devel/next-2.6.38) and re-posting them?

2.6.38 has now the gntdev driver along with one of your patches.

> from the v2 patch queue. HVM mapping is now much cleaner, since pages
> with real GFNs are available. Multicall API didn't make it in, because
> the actual hypercall is within a function that I'm not sure should be
> changed to multicall in all instances, and I haven't had a chance to
> figure out how to use it despite this.
> [PATCH 1/7] xen-gntdev: Fix circular locking dependency
> [PATCH 2/7] xen-gntdev: Change page limit to be global instead of per-open
> [PATCH 3/7] xen-gntdev: Remove unneeded structures from grant_map tracking 
> data
> [PATCH 4/7] xen-gntdev: Use find_vma rather than iterating our vma list 
> manually
> [PATCH 5/7] xen-gntdev: Add reference counting to maps
> [PATCH 6/7] xen-gntdev: Support mapping in HVM domains
> [PATCH 7/7] xen-gntalloc: Userspace grant allocation driver
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