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| author | Yan Zhao <yan.y.zhao@intel.com> | 2023-07-28 18:35:10 -0700 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2023-08-31 13:48:53 -0400 |
| commit | a15e61f3371b35b7db2d7890fdc68e5f7678e49f (patch) | |
| tree | 5243fed2841cbdb969943208e4d05652dc9cc5e1 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | adc7b226b7d675d011fe86447a5a36b932f1b061 (diff) | |
drm/i915/gvt: Don't try to unpin an empty page range
Attempt to unpin pages in the error path of gvt_pin_guest_page() if and
only if at least one page was successfully pinned. Unpinning doesn't
cause functional problems, but vfio_device_container_unpin_pages()
rightfully warns about being asked to unpin zero pages.
Signed-off-by: Yan Zhao <yan.y.zhao@intel.com>
[sean: write changelog]
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
Link: https://lore.kernel.org/r/20230729013535.1070024-5-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions