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| author | Alexey Kardashevskiy <[email protected]> | 2018-10-02 13:22:31 +1000 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2018-12-20 22:59:03 +1100 |
| commit | 517ad4ae8aa93dccdb9a88c27257ecb421c9e848 (patch) | |
| tree | 0e1d6ad31313e7019b383580472832604b074f1a /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | fa1ada78897f282917594ba8eba220a54f87dabb (diff) | |
vfio/spapr_tce: Get rid of possible infinite loop
As a part of cleanup, the SPAPR TCE IOMMU subdriver releases preregistered
memory. If there is a bug in memory release, the loop in
tce_iommu_release() becomes infinite; this actually happened to me.
This makes the loop finite and prints a warning on every failure to make
the code more bug prone.
Signed-off-by: Alexey Kardashevskiy <[email protected]>
Reviewed-by: David Gibson <[email protected]>
Acked-by: Alex Williamson <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions