diff options
| author | James Hogan <james.hogan@imgtec.com> | 2015-02-06 10:56:27 +0000 |
|---|---|---|
| committer | James Hogan <james.hogan@imgtec.com> | 2015-03-27 21:25:16 +0000 |
| commit | 1c0cd66adbac8aa339b9521eceb18b00d1b0699e (patch) | |
| tree | 62a893856435ad26ac8724cb23c3e47b63d177bd /arch/mips/kvm/stats.c | |
| parent | 6cdc65e31d4f70561d71eeaf34a2a70ab68bf146 (diff) | |
MIPS: KVM: Add FP exception handling
Add guest exception handling for floating point exceptions and
coprocessor 1 unusable exceptions.
Floating point exceptions from the guest need passing to the guest
kernel, so for these a guest FPE is emulated.
Also, coprocessor 1 unusable exceptions are normally passed straight
through to the guest (because no guest FPU was supported), but the
hypervisor can now handle them if the guest has its FPU enabled by
restoring the guest FPU context and enabling the FPU.
Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Gleb Natapov <gleb@kernel.org>
Cc: linux-mips@linux-mips.org
Cc: kvm@vger.kernel.org
Diffstat (limited to 'arch/mips/kvm/stats.c')
| -rw-r--r-- | arch/mips/kvm/stats.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/mips/kvm/stats.c b/arch/mips/kvm/stats.c index dd90b0a92181..3843828f3b91 100644 --- a/arch/mips/kvm/stats.c +++ b/arch/mips/kvm/stats.c @@ -26,6 +26,7 @@ char *kvm_mips_exit_types_str[MAX_KVM_MIPS_EXIT_TYPES] = { "Reserved Inst", "Break Inst", "Trap Inst", + "FPE", "D-Cache Flushes", }; |