| Message ID | 1432912764-7073-3-git-send-email-alex.bennee@linaro.org |
|---|---|
| State | Superseded |
| Headers | show |
On 29 May 2015 at 16:19, Alex Bennée <alex.bennee@linaro.org> wrote: > As we haven't always had guest debug support we need to probe for it. > Additionally we don't do this in the start-up capability code so we > don't fall over on old kernels. > > Signed-off-by: Alex Bennée <alex.bennee@linaro.org> > --- Reviewed-by: Peter Maydell <peter.maydell@linaro.org> thanks -- PMM
diff --git a/target-arm/kvm64.c b/target-arm/kvm64.c index 93c1ca8..61592d2 100644 --- a/target-arm/kvm64.c +++ b/target-arm/kvm64.c @@ -25,6 +25,22 @@ #include "internals.h" #include "hw/arm/arm.h" +static bool have_guest_debug; + +/** + * kvm_arm_init_debug() + * @cs: CPUState + * + * Check for guest debug capabilities. + * + */ +static void kvm_arm_init_debug(CPUState *cs) +{ + have_guest_debug = kvm_check_extension(cs->kvm_state, + KVM_CAP_SET_GUEST_DEBUG); + return; +} + static inline void set_feature(uint64_t *features, int feature) { *features |= 1ULL << feature; @@ -107,6 +123,8 @@ int kvm_arch_init_vcpu(CPUState *cs) return ret; } + kvm_arm_init_debug(cs); + return kvm_arm_init_cpreg_list(cpu); }
As we haven't always had guest debug support we need to probe for it. Additionally we don't do this in the start-up capability code so we don't fall over on old kernels. Signed-off-by: Alex Bennée <alex.bennee@linaro.org> --- target-arm/kvm64.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)