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| author | Balamuruhan S <bala24@linux.ibm.com> | 2020-10-11 08:09:04 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-12-10 16:09:09 +0300 |
| commit | ef6879f8c8053cc3b493f400a06d452d7fb13650 (patch) | |
| tree | c0fed89657017893685c03c83fe84c1c6aaba355 /lib/mpi/mpi-sub-ui.c | |
| parent | 02b02ee1b05ef225525835b2d45faf31b3420bdd (diff) | |
| download | linux-ef6879f8c8053cc3b493f400a06d452d7fb13650.tar.xz | |
powerpc/sstep: Emulate prefixed instructions only when CPU_FTR_ARCH_31 is set
Unconditional emulation of prefixed instructions will allow
emulation of them on Power10 predecessors which might cause
issues. Restrict that.
Fixes: 3920742b92f5 ("powerpc sstep: Add support for prefixed fixed-point arithmetic")
Fixes: 50b80a12e4cc ("powerpc sstep: Add support for prefixed load/stores")
Signed-off-by: Balamuruhan S <bala24@linux.ibm.com>
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Reviewed-by: Sandipan Das <sandipan@linux.ibm.com>
Reviewed-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201011050908.72173-2-ravi.bangoria@linux.ibm.com
Diffstat (limited to 'lib/mpi/mpi-sub-ui.c')
0 files changed, 0 insertions, 0 deletions