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| author | Sukadev Bhattiprolu <sukadev@linux.ibm.com> | 2020-01-06 13:50:02 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-14 16:32:09 -0500 |
| commit | 5823cb6e4cb50e332e0947291ab79ea1b869ed69 (patch) | |
| tree | 0f2c8d643474a6d3d4cc64362cc650c032362674 /arch/powerpc/platforms/pseries/hotplug-memory.c | |
| parent | 6d4f4594e80f8f768d1448fd55f4ccbbb87e806a (diff) | |
powerpc/xmon: don't access ASDR in VMs
commit c2a20711fc181e7f22ee5c16c28cb9578af84729 upstream.
ASDR is HV-privileged and must only be accessed in HV-mode.
Fixes a Program Check (0x700) when xmon in a VM dumps SPRs.
Fixes: d1e1b351f50f ("powerpc/xmon: Add ISA v3.0 SPRs to SPR dump")
Cc: stable@vger.kernel.org # v4.14+
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.ibm.com>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200107021633.GB29843@us.ibm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries/hotplug-memory.c')
0 files changed, 0 insertions, 0 deletions