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(parent: 9bc2bd5) | patch
KVM: PPC: Book3S HV: Return error from h_set_mode(SET_DAWR) on POWER9
authorMichael Neuling <mikey@neuling.org>
Tue, 27 Mar 2018 04:37:20 +0000 (15:37 +1100)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 27 Mar 2018 12:55:32 +0000 (23:55 +1100)
commit398e712c007fbd0bf996d25eb6b39d8314c50db4
treec2dfe736851d233d73410cb939c8dc4f5998528ftree | snapshot
parent9bc2bd5d9d8d3eddf410075e2eea70bb493dfa26commit | diff
KVM: PPC: Book3S HV: Return error from h_set_mode(SET_DAWR) on POWER9

Return H_P2 on a h_set_mode(SET_DAWR) on POWER9 where the DAWR is
disabled.

Current Linux guests ignore this error, so they will silently not get
the DAWR (sigh). The same error code is being used by POWERVM in this
case.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/kvm/book3s_hv.c diff | blob | history
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