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| author | Nicholas Piggin <npiggin@gmail.com> | 2022-01-23 22:00:43 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-05-13 21:33:34 +1000 |
| commit | f104df7d519ff1aa92c7ec87e124c88d4e7574cd (patch) | |
| tree | 666c070143cd230f615e634b94d6f13d99efa529 /arch/powerpc/kvm | |
| parent | 03a2e65f54b3acae37f0992133d2f4d1d35f4200 (diff) | |
| download | lwn-f104df7d519ff1aa92c7ec87e124c88d4e7574cd.tar.gz lwn-f104df7d519ff1aa92c7ec87e124c88d4e7574cd.zip | |
KVM: PPC: Book3S HV: Remove KVMPPC_NR_LPIDS
KVMPPC_NR_LPIDS no longer represents any size restriction on the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 <npiggin@gmail.com>
Reviewed-by: Fabiano Rosas <farosas@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220123120043.3586018-7-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_mmu_hv.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu_hv.c b/arch/powerpc/kvm/book3s_64_mmu_hv.c index a2254390e74b..f622a39d64e0 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)) |