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| author | Jan Beulich <jbeulich@suse.com> | 2013-10-22 12:06:43 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2013-10-22 12:06:43 +0200 |
| commit | f17eab34ef3d53920816771f4ab5f907160e6ca6 (patch) | |
| tree | e81fcb60e20ce80ee81988d0c2ebaf698fe1e196 /xen/arch/x86/x86_64/mm.c | |
| parent | 0f72e5d7608e01a79f26a8601a3ea289fa52589f (diff) | |
| download | xen-f17eab34ef3d53920816771f4ab5f907160e6ca6.tar.gz xen-f17eab34ef3d53920816771f4ab5f907160e6ca6.tar.bz2 xen-f17eab34ef3d53920816771f4ab5f907160e6ca6.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>
master commit: d06a0d715ec1423b6c42141ab1b0ff69a3effb56
master date: 2013-10-11 09:29:43 +0200
Diffstat (limited to 'xen/arch/x86/x86_64/mm.c')
0 files changed, 0 insertions, 0 deletions