ppc/xics/spapr: Fix H_IPOLL implementation
H_IPOLL takes the CPU# of the processor to poll as an argument, it doesn't operate on self. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Cédric Le Goater <clg@kaod.org> Message-Id: <20190314063855.27890-1-clg@kaod.org> Reviewed-by: Greg Kurz <groug@kaod.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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@ -95,8 +95,15 @@ static target_ulong h_eoi(PowerPCCPU *cpu, SpaprMachineState *spapr,
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static target_ulong h_ipoll(PowerPCCPU *cpu, SpaprMachineState *spapr,
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target_ulong opcode, target_ulong *args)
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{
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ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), args[0]);
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uint32_t mfrr;
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uint32_t xirr = icp_ipoll(spapr_cpu_state(cpu)->icp, &mfrr);
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uint32_t xirr;
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if (!icp) {
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return H_PARAMETER;
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}
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xirr = icp_ipoll(icp, &mfrr);
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args[0] = xirr;
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args[1] = mfrr;
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