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| author | Nicholas Piggin <[email protected]> | 2017-05-01 22:01:09 +1000 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2017-05-30 14:59:51 +1000 |
| commit | f1fe5252018075e18d7f0c0e23ee173546420361 (patch) | |
| tree | 7a255b9ea0493470adfd97e4938f28be8a9738f5 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 5ed02dbb497422bf225783f46e6eadd237d23d6b (diff) | |
powerpc/64s: Fix FIXUP_ENDIAN non-maskable interrupt reentrancy
FIXUP_ENDIAN uses SRR[01] with MSR_RI=1, which gets corrupted if there
is an interleaving system reset or machine check interrupt.
Set MSR_RI=0 before setting SRRs. The rfid will restore MSR.
Signed-off-by: Nicholas Piggin <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions