diff options
| author | David Woodhouse <dwmw@amazon.co.uk> | 2022-03-03 15:41:23 +0000 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-04-02 05:41:16 -0400 |
| commit | 28d1629f751c4a5f9437fbaa0ee4ed81d1a8e587 (patch) | |
| tree | 7bb6ea3c92b73d698db299b5c6edff4bfc678d0b /tools/perf/scripts/python | |
| parent | 536395260582be7443b0b35b0bbb89ffe3947f62 (diff) | |
| download | linux-28d1629f751c4a5f9437fbaa0ee4ed81d1a8e587.tar.gz linux-28d1629f751c4a5f9437fbaa0ee4ed81d1a8e587.zip | |
KVM: x86/xen: Kernel acceleration for XENVER_version
Turns out this is a fast path for PV guests because they use it to
trigger the event channel upcall. So letting it bounce all the way up
to userspace is not great.
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20220303154127.202856-14-dwmw2@infradead.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions