diff options
| author | Marc Zyngier <[email protected]> | 2016-06-30 18:40:50 +0100 |
|---|---|---|
| committer | Christoffer Dall <[email protected]> | 2016-07-03 23:41:27 +0200 |
| commit | eac378a9ceb7196b776a965d915e02995fb8ba55 (patch) | |
| tree | 207965331a3cb620ebcd081ac61b1580a2a7cf90 /tools/perf/util/trace-event-scripting.c | |
| parent | f7bec68d2faed8180d7172cdbd69d99e3cad1387 (diff) | |
arm/arm64: KVM: Check that IDMAP doesn't intersect with VA range
This is more of a safety measure than anything else: If we end-up
with an idmap page that intersect with the range picked for the
the HYP VA space, abort the KVM setup, as it is unsafe to go
further.
I cannot imagine it happening on 64bit (we have a mechanism to
work around it), but could potentially occur on a 32bit system with
the kernel loaded high enough in memory so that in conflicts with
the kernel VA.
Signed-off-by: Marc Zyngier <[email protected]>
Signed-off-by: Christoffer Dall <[email protected]>
Diffstat (limited to 'tools/perf/util/trace-event-scripting.c')
0 files changed, 0 insertions, 0 deletions