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author | Jan Beulich <jbeulich@suse.com> | 2013-10-11 09:29:43 +0200 |
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committer | Jan Beulich <jbeulich@suse.com> | 2013-10-11 09:29:43 +0200 |
commit | d06a0d715ec1423b6c42141ab1b0ff69a3effb56 (patch) | |
tree | 9cbde19eaaa3ffab5e14cecf089efd52b48a0dab /extras/mini-os/kernel.c | |
parent | 40d66baa46ca8a9ffa6df3e063a967d08ec92bcf (diff) | |
download | xen-d06a0d715ec1423b6c42141ab1b0ff69a3effb56.tar.gz xen-d06a0d715ec1423b6c42141ab1b0ff69a3effb56.tar.bz2 xen-d06a0d715ec1423b6c42141ab1b0ff69a3effb56.zip |
x86: add address validity check to guest_map_l1e()
Just like for guest_get_eff_l1e() this prevents accessing as page
tables (and with the wrong memory attribute) internal data inside Xen
happening to be mapped with 1Gb pages.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper@citrix.com>
Acked-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'extras/mini-os/kernel.c')
0 files changed, 0 insertions, 0 deletions