Nicholas Piggin <[email protected]> writes: > KVMPPC_NR_LPIDS no longer represents any size restriction on the > LPID space and can be removed. A CPU with more than 12 LPID bits > implemented will now be able to create more than 4095 guests. > > Signed-off-by: Nicholas Piggin <[email protected]>
Reviewed-by: Fabiano Rosas <[email protected]> > --- > arch/powerpc/include/asm/kvm_book3s_asm.h | 3 --- > arch/powerpc/kvm/book3s_64_mmu_hv.c | 3 --- > 2 files changed, 6 deletions(-) > > diff --git a/arch/powerpc/include/asm/kvm_book3s_asm.h > b/arch/powerpc/include/asm/kvm_book3s_asm.h > index e6bda70b1d93..c8882d9b86c2 100644 > --- a/arch/powerpc/include/asm/kvm_book3s_asm.h > +++ b/arch/powerpc/include/asm/kvm_book3s_asm.h > @@ -14,9 +14,6 @@ > #define XICS_MFRR 0xc > #define XICS_IPI 2 /* interrupt source # for IPIs */ > > -/* LPIDs we support with this build -- runtime limit may be lower */ > -#define KVMPPC_NR_LPIDS (1UL << 12) > - > /* Maximum number of threads per physical core */ > #define MAX_SMT_THREADS 8 > > diff --git a/arch/powerpc/kvm/book3s_64_mmu_hv.c > b/arch/powerpc/kvm/book3s_64_mmu_hv.c > index f983fb36cbf2..aafd2a74304c 100644 > --- a/arch/powerpc/kvm/book3s_64_mmu_hv.c > +++ b/arch/powerpc/kvm/book3s_64_mmu_hv.c > @@ -269,9 +269,6 @@ int kvmppc_mmu_hv_init(void) > nr_lpids = 1UL << KVM_MAX_NESTED_GUESTS_SHIFT; > } > > - if (nr_lpids > KVMPPC_NR_LPIDS) > - nr_lpids = KVMPPC_NR_LPIDS; > - > if (!cpu_has_feature(CPU_FTR_ARCH_300)) { > /* POWER7 has 10-bit LPIDs, POWER8 has 12-bit LPIDs */ > if (cpu_has_feature(CPU_FTR_ARCH_207S))
