From: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Date: Wed, 2 Jan 2013 22:57:13 +0000 (-0500)
Subject: xen/gntdev: remove erronous use of copy_to_user
X-Git-Tag: v3.8-rc5~41^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1affa98d23c0188fdd4433512489be753a25bb23;p=pandora-kernel.git

xen/gntdev: remove erronous use of copy_to_user

Since there is now a mapping of granted pages in kernel address space in
both PV and HVM, use it for UNMAP_NOTIFY_CLEAR_BYTE instead of accessing
memory via copy_to_user and triggering sleep-in-atomic warnings.

Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
---

Reading git-diff-tree failed