diff options
| author | Will Deacon <[email protected]> | 2016-07-19 15:07:39 +0100 |
|---|---|---|
| committer | Catalin Marinas <[email protected]> | 2016-07-19 17:00:29 +0100 |
| commit | 44bd887ce10eb8061f6a137f8a73f823957edd82 (patch) | |
| tree | 01c45387b5a4e9b7ec7a0328299d569fe8e05da5 /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py | |
| parent | af78cede8bfc772baf424fc03f7cd3c8f9437733 (diff) | |
arm64: kprobes: WARN if attempting to step with PSTATE.D=1
Stepping with PSTATE.D=1 is bad news. The step won't generate a debug
exception and we'll likely walk off into random data structures. This
should never happen, but when it does, it's a PITA to debug. Add a
WARN_ON to shout if we realise this is about to take place.
Signed-off-by: Will Deacon <[email protected]>
Acked-by: Mark Rutland <[email protected]>
Signed-off-by: Catalin Marinas <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py')
0 files changed, 0 insertions, 0 deletions