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authorNicholas Piggin <npiggin@gmail.com>2020-09-16 13:02:34 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2020-10-06 23:22:23 +1100
commit05504b42562066ae27ce3e7dcec37f81dea476cb (patch)
treec00e8dc7c53eccac96d304723065003b3d6029a8 /tools/perf/scripts/python/check-perf-trace.py
parent9983efa83b0a98da33807ccf5c047e204fdcac4c (diff)
powerpc/64s: Add cp_abort after tlbiel to invalidate copy-buffer address
The copy buffer is implemented as a real address in the nest which is translated from EA by copy, and used for memory access by paste. This requires that it be invalidated by TLB invalidation. TLBIE does invalidate the copy buffer, but TLBIEL does not. Add cp_abort to the tlbiel sequence. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> [mpe: Fixup whitespace and comment formatting] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20200916030234.4110379-2-npiggin@gmail.com
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