diff options
Diffstat (limited to 'lib/libvmmapi/vmmapi.c')
| -rw-r--r-- | lib/libvmmapi/vmmapi.c | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/lib/libvmmapi/vmmapi.c b/lib/libvmmapi/vmmapi.c index ba2904c68856..89c782520bcc 100644 --- a/lib/libvmmapi/vmmapi.c +++ b/lib/libvmmapi/vmmapi.c @@ -29,11 +29,12 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include <sys/types.h> +#include <sys/param.h> #include <sys/sysctl.h> #include <sys/ioctl.h> #include <sys/mman.h> #include <sys/_iovec.h> +#include <sys/cpuset.h> #include <machine/specialreg.h> #include <machine/param.h> @@ -1043,3 +1044,44 @@ vm_copyout(struct vmctx *ctx, int vcpu, const void *vp, struct iovec *iov, len -= n; } } + +static int +vm_get_cpus(struct vmctx *ctx, int which, cpuset_t *cpus) +{ + struct vm_cpuset vm_cpuset; + int error; + + bzero(&vm_cpuset, sizeof(struct vm_cpuset)); + vm_cpuset.which = which; + vm_cpuset.cpusetsize = sizeof(cpuset_t); + vm_cpuset.cpus = cpus; + + error = ioctl(ctx->fd, VM_GET_CPUS, &vm_cpuset); + return (error); +} + +int +vm_active_cpus(struct vmctx *ctx, cpuset_t *cpus) +{ + + return (vm_get_cpus(ctx, VM_ACTIVE_CPUS, cpus)); +} + +int +vm_suspended_cpus(struct vmctx *ctx, cpuset_t *cpus) +{ + + return (vm_get_cpus(ctx, VM_SUSPENDED_CPUS, cpus)); +} + +int +vm_activate_cpu(struct vmctx *ctx, int vcpu) +{ + struct vm_activate_cpu ac; + int error; + + bzero(&ac, sizeof(struct vm_activate_cpu)); + ac.vcpuid = vcpu; + error = ioctl(ctx->fd, VM_ACTIVATE_CPU, &ac); + return (error); +} |