On Tue, Aug 30, 2016 at 01:02:47AM +0000, Nathan Whitehorn wrote: > These are mandatory per PAPR and available on Linux 4.3 and newer kernels. > The calls in question are required to run FreeBSD guests with reasonable > performance, so enable them if possible. > > Signed-off-by: Nathan Whitehorn <nwhiteh...@freebsd.org>
Applied to ppc-for-2.8, thanks. Please CC me directly on patches if you want a faster response - I only occasionally have time to look through the lists for things. > --- > hw/ppc/spapr.c | 3 +++ > target-ppc/kvm.c | 6 ++++++ > target-ppc/kvm_ppc.h | 1 + > 3 files changed, 10 insertions(+) > > diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c > index 30d6800..d41f1a5 100644 > --- a/hw/ppc/spapr.c > +++ b/hw/ppc/spapr.c > @@ -1857,6 +1857,9 @@ static void ppc_spapr_init(MachineState *machine) > /* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */ > kvmppc_enable_logical_ci_hcalls(); > kvmppc_enable_set_mode_hcall(); > + > + /* H_CLEAR_MOD/_REF are mandatory in PAPR, but off by default */ > + kvmppc_enable_clear_ref_mod_hcalls(); > } > > /* allocate RAM */ > diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c > index dcb68b9..0e64a46 100644 > --- a/target-ppc/kvm.c > +++ b/target-ppc/kvm.c > @@ -2055,6 +2055,12 @@ void kvmppc_enable_set_mode_hcall(void) > kvmppc_enable_hcall(kvm_state, H_SET_MODE); > } > > +void kvmppc_enable_clear_ref_mod_hcalls(void) > +{ > + kvmppc_enable_hcall(kvm_state, H_CLEAR_REF); > + kvmppc_enable_hcall(kvm_state, H_CLEAR_MOD); > +} > + > void kvmppc_set_papr(PowerPCCPU *cpu) > { > CPUState *cs = CPU(cpu); > diff --git a/target-ppc/kvm_ppc.h b/target-ppc/kvm_ppc.h > index 5461d10..33b7ed2 100644 > --- a/target-ppc/kvm_ppc.h > +++ b/target-ppc/kvm_ppc.h > @@ -24,6 +24,7 @@ int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, > int buf_len); > int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level); > void kvmppc_enable_logical_ci_hcalls(void); > void kvmppc_enable_set_mode_hcall(void); > +void kvmppc_enable_clear_ref_mod_hcalls(void); > void kvmppc_set_papr(PowerPCCPU *cpu); > int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t cpu_version); > void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy); -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson
signature.asc
Description: PGP signature