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| author | Nicholas Piggin <npiggin@gmail.com> | 2017-05-01 22:01:10 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-05-30 14:59:51 +1000 |
| commit | c07e1b8a27a1419cdd4af7a1def26d12bb24d2b1 (patch) | |
| tree | d9b24e3409ad890698a03417870a60e2a9808cb5 /tools/perf/scripts/python/stackcollapse.py | |
| parent | f1fe5252018075e18d7f0c0e23ee173546420361 (diff) | |
powerpc/64s: Fix OPAL_CALL non-maskable interrupt reentrancy
OPAL_CALL uses SRR[01] with MSR_RI=1, which gets corrupted if there
is an interleaving system reset or machine check interrupt.
Use HSRR[01] instead, which does not require MSR_RI=0.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions